In ropenscilabs/rbace: 'Bielefeld' Academic Search Engine ('BASE') Client
Client for interacting with the Bielefeld Academic Search Engine API.
Docs: https://docs.ropensci.org/rbace/
Install
install.packages("rbace", repos = "https://dev.ropensci.org")
library("rbace")
Get the profile for a repository
bs_profile(target = "ftjhin")
#> # A tibble: 9 x 2
#> name value
#> <chr> <chr>
#> 1 activation_date 2019-12-05
#> 2 country de
#> 3 name HiN - Alexander von Humboldt im Netz (E-Journal)
#> 4 name_en HiN - Alexander von Humboldt im Netz (E-Journal)
#> 5 num_non_oa_records 0
#> 6 num_oa_cc_records 279
#> 7 num_oa_pd_records 0
#> 8 num_oa_records 279
#> 9 num_records 279
List repositories for a collection
bs_repositories(coll = "ceu")
#> # A tibble: 3,056 x 2
#> name internal_name
#> <chr> <chr>
#> 1 Gornye nauki i tekhnologii (E-Journal) ftjmst
#> 2 Hanser (Carl Hanser Verlag - via Crossref) crhanserverl…
#> 3 Università della Calabria: Archivio Institutionale delle Tesi … ftunivcalabr…
#> 4 hogrefe (via Crossref) crhogrefe
#> 5 Iberoamericana Vervuert (via Crossref) crvervuert
#> 6 Manchester University Press (via Crossref) crmanchestupr
#> 7 Bezmialem Vakıf Üniversitesi Kurumsal Akademik Arşiv ftbezmialem
#> 8 ForAP - Forschungsergebnisse von Absolventen und Promovierende… ftjforap
#> 9 Movement and Nutrition in Health and Disease (E-Journal) ftjmnhd
#> 10 Radcliffe Group (via Crossref) crradcliffe
#> # … with 3,046 more rows
Search
perform a search
(res <- bs_search(coll = 'it', query = 'dccreator:manghi', boost = TRUE))
#> $docs
#> # A tibble: 10 x 32
#> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle
#> <chr> <chr> <chr> <chr> <chr> <chr> <chr>
#> 1 2017-0… 90f58a… ceu it ftpuma PUMAlab (… Sfide …
#> 2 2017-0… 2c669c… ceu it ftpuma PUMAlab (… OpenAI…
#> 3 2017-0… af1126… ceu it ftpuma PUMAlab (… DRIVER…
#> 4 2017-0… fcaa8f… ceu it ftpuma PUMAlab (… DRIVER…
#> 5 2017-0… b4843e… ceu it ftpuma PUMAlab (… DRIVER…
#> 6 2020-0… 338c5e… ceu it ftunivmodena Archivio … Multi-…
#> 7 2017-0… 9be017… ceu it ftpuma PUMAlab (… DRIVER…
#> 8 2017-0… 412c04… ceu it ftpuma PUMAlab (… EFG191…
#> 9 2017-0… 967c7f… ceu it ftpuma PUMAlab (… OpenAI…
#> 10 2017-0… 3d820d… ceu it ftpuma PUMAlab (… DRIVER…
#> # … with 25 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>,
#> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>,
#> # dctype <chr>, dctypenorm <chr>, dcformat <chr>, dccontenttype <chr>,
#> # dcidentifier <chr>, dclink <chr>, dcsource <chr>, dclanguage <chr>,
#> # dcrelation <chr>, dcrights <chr>, dcoa <chr>, dclang <chr>,
#> # dcautoclasscode <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>,
#> # dcdeweytens <chr>, dcdeweyones <chr>, dcdoi <chr>
#>
#> $facets
#> list()
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "87"
#> attr(,"q")
#> [1] "creator:manghi"
#> attr(,"fl")
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#> attr(,"fq")
#> [1] " country:it -collection:(ftjmethode OR ftpenamultimedia)"
#> attr(,"bq")
#> [1] "oa:1^2"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 4871
#> attr(,"start")
#> [1] 0
#> attr(,"maxScore")
#> [1] "6.5124907"
get the search metadata
bs_meta(res)
#> $query
#> # A tibble: 1 x 4
#> q fl fq start
#> <chr> <chr> <chr> <dbl>
#> 1 creator:… dccollection,dccontenttype,dcconti… " country:it -collection:… 0
#>
#> $response
#> # A tibble: 1 x 2
#> status num_found
#> <dbl> <dbl>
#> 1 0 4871
repository "ftubbiepub" containing the terms "lossau" and "summann" (search in the whole document)
res <- bs_search(target = 'ftubbiepub', query = 'lossau summann', hits = 3)
res$docs$dcsubject
#> [1] "Elektronische Bibliothek; Suchmaschine; Information Retrieval; Bielefeld Academic Search Engine; ddc:020"
#> [2] "Informatik; Massenmedien; Book; Bielefeld Academic Search Engine; Library; Documentation; Communication; Informatics; Libro; Biblioteca; Kommunikation; Documentazione; Comunicazione; Dokumentation; Informatica; Buch- und Bibliothekswesen; ddc:004"
res$docs$dccreator
#> [1] "Summann, Friedrich; Lossau, Norbert" "Summann, Friedrich; Lossau, Norbert"
res$docs$dcidentifier
#> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824; https://pub.uni-bielefeld.de/record/1680982; https://pub.uni-bielefeld.de/download/1680982/2315314"
#> [2] "https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732; https://pub.uni-bielefeld.de/record/2516673; https://pub.uni-bielefeld.de/download/2516673/2516679"
attributes(res)
#> $names
#> [1] "docs" "facets"
#>
#> $status
#> [1] 0
#>
#> $QTime
#> [1] "9"
#>
#> $q
#> [1] "lossau summann"
#>
#> $fl
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#>
#> $fq
#> [1] "collection:ftubbiepub"
#>
#> $rows
#> [1] "3"
#>
#> $name
#> [1] "response"
#>
#> $numFound
#> [1] 2
#>
#> $start
#> [1] 0
#>
#> $maxScore
#> [1] "2.395762"
bs_meta(res)
#> $query
#> # A tibble: 1 x 4
#> q fl fq start
#> <chr> <chr> <chr> <dbl>
#> 1 lossau sum… dccollection,dccontenttype,dccontinent,dccoun… collection:f… 0
#>
#> $response
#> # A tibble: 1 x 2
#> status num_found
#> <dbl> <dbl>
#> 1 0 2
Italian repositories containing the term "manghi'
in the "dccreator" field (author). The flag "boost" pushes open
access documents upwards in the result list
(res <- bs_search(coll = 'it', query = 'dccreator:manghi', boost_oa = TRUE))
#> $docs
#> # A tibble: 10 x 31
#> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle
#> <chr> <chr> <chr> <chr> <chr> <chr> <chr>
#> 1 2017-0… 90f58a… ceu it ftpuma PUMAlab (… Sfide …
#> 2 2017-0… 2c669c… ceu it ftpuma PUMAlab (… OpenAI…
#> 3 2017-0… 9be017… ceu it ftpuma PUMAlab (… DRIVER…
#> 4 2017-0… 412c04… ceu it ftpuma PUMAlab (… EFG191…
#> 5 2017-0… 967c7f… ceu it ftpuma PUMAlab (… OpenAI…
#> 6 2017-0… 3d820d… ceu it ftpuma PUMAlab (… DRIVER…
#> 7 2017-0… 242b25… ceu it ftpuma PUMAlab (… DRIVER…
#> 8 2017-0… af1126… ceu it ftpuma PUMAlab (… DRIVER…
#> 9 2017-0… fcaa8f… ceu it ftpuma PUMAlab (… DRIVER…
#> 10 2017-0… b4843e… ceu it ftpuma PUMAlab (… DRIVER…
#> # … with 24 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>,
#> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>,
#> # dctype <chr>, dctypenorm <chr>, dcformat <chr>, dccontenttype <chr>,
#> # dcidentifier <chr>, dclink <chr>, dcsource <chr>, dclanguage <chr>,
#> # dcrelation <chr>, dcrights <chr>, dcoa <chr>, dclang <chr>,
#> # dcautoclasscode <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>,
#> # dcdeweytens <chr>, dcdeweyones <chr>
#>
#> $facets
#> list()
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "10"
#> attr(,"q")
#> [1] "creator:manghi"
#> attr(,"fl")
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#> attr(,"fq")
#> [1] " country:it -collection:(ftjmethode OR ftpenamultimedia)"
#> attr(,"bq")
#> [1] "oa:1^2"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 4871
#> attr(,"start")
#> [1] 0
#> attr(,"maxScore")
#> [1] "6.5124907"
terms "schmidt" in dccreator field (author) and "biology" in dctitle.
The response starts after record 5 (offset=5) and contains max.
5 hits with the fields dctitle, dccreator and dcyear
(res <- bs_search(query = 'dccreator:schmidt dctitle:biology',
hits = 5, offset = 5, fields = c('dctitle', 'dccreator', 'dcyear')))
#> $docs
#> # A tibble: 5 x 3
#> dctitle dccreator dcyear
#> <chr> <chr> <chr>
#> 1 Biology: A degenerative affliction Schmidt, Charles 2016
#> 2 Biology of Aging Schmidt, Barbara 2014
#> 3 Root systems biology Schmidt, Wolfgang 2014
#> 4 Tumor Biology and Oncology Osieka, R.; Schmidt, C. 1986
#> 5 Molecular and Cellular Biology Schmidt, Maxine G 2008
#>
#> $facets
#> list()
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "112"
#> attr(,"q")
#> [1] "creator:schmidt title:biology"
#> attr(,"fl")
#> [1] "dctitle,dccreator,dcyear"
#> attr(,"start")
#> [1] 5
#> attr(,"fq")
#> [1] "-collection:(ftpakistanrl OR ftubheidelojs OR ftunivzuliaojs OR ftsaludcuba OR ftunivsriwijaya OR ftunivmanitobao2 OR ftjba OR ftunivcasablanca OR ftulbbonndc OR ftjmethode OR ftjqe OR ftjajiks OR ftunivmendozaojs OR ftunisafricaojs OR ftunivpelojs OR ftpenamultimedia OR fttoobunivet OR ftjpjmd OR fthamzanwadiuniv OR ftjedu OR ftjberumpun OR ftjavacient OR ftiaingorontalo OR ftstmikpelitanus OR ftunivfssparaojs OR crunivchicagopr OR crjohnbenjaminsp OR ftstikesbanyuwan OR ftjofg)"
#> attr(,"rows")
#> [1] "5"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 504
#> attr(,"maxScore")
#> [1] "6.60967"
term "unix" and published between 1983 and 2009, sorted by year
of publication (dcyear) in descending order
(res <- bs_search(query = 'unix dcyear:[1983 TO 2009]',
sortby = 'dcyear desc'))
#> $docs
#> # A tibble: 10 x 36
#> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle
#> <chr> <chr> <chr> <chr> <chr> <chr> <chr>
#> 1 2019-0… bd4d83… ceu ch ftmdpi MDPI Open… An Imm…
#> 2 2018-1… 8ebef1… ceu cz ftunivzlin Univerzit… Archiv…
#> 3 2020-0… 166b3b… ceu by ftbelarusia… Белорусск… Концеп…
#> 4 2019-0… 4f0a72… ceu eu fteudl EUDL Euro… Using …
#> 5 2017-0… f98996… ceu pl ftunivwrocl… Bibliotek… Automa…
#> 6 2019-0… 3ad36f… cna us ftnasantrs NASA Tech… Deskto…
#> 7 2015-0… 683c71… cna us fthighwire HighWire … NAViGa…
#> 8 2020-0… ff0126… ceu by fttunivgomel Гомельски… Операц…
#> 9 2019-0… 9cc65f… ceu de ftmonarchch… TU Chemni… UNIX-S…
#> 10 2018-1… 4ad3ba… ceu de ftdara da|ra - R… Sacram…
#> # … with 29 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>,
#> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>,
#> # dctype <chr>, dctypenorm <chr>, dcformat <chr>, dccontenttype <chr>,
#> # dcidentifier <chr>, dclink <chr>, dcsource <chr>, dclanguage <chr>,
#> # dcrelation <chr>, dcrights <chr>, dcrightsnorm <chr>,
#> # dcautoclasscode <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>,
#> # dcdeweytens <chr>, dcdeweyones <chr>, dcdoi <chr>, dcoa <chr>,
#> # dclang <chr>, dccontributor <chr>, dccoverage <chr>, dcclasscode <chr>
#>
#> $facets
#> list()
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "414"
#> attr(,"q")
#> [1] "unix year:[1983 TO 2009]"
#> attr(,"fl")
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#> attr(,"sort")
#> [1] "dcyear_sort desc"
#> attr(,"fq")
#> [1] "-collection:(ftpakistanrl OR ftubheidelojs OR ftunivzuliaojs OR ftsaludcuba OR ftunivsriwijaya OR ftunivmanitobao2 OR ftjba OR ftunivcasablanca OR ftulbbonndc OR ftjmethode OR ftjqe OR ftjajiks OR ftunivmendozaojs OR ftunisafricaojs OR ftunivpelojs OR ftpenamultimedia OR fttoobunivet OR ftjpjmd OR fthamzanwadiuniv OR ftjedu OR ftjberumpun OR ftjavacient OR ftiaingorontalo OR ftstmikpelitanus OR ftunivfssparaojs OR crunivchicagopr OR crjohnbenjaminsp OR ftstikesbanyuwan OR ftjofg)"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 11753
#> attr(,"start")
#> [1] 0
raw XML output
bs_search(target = 'ftubbiepub', query = 'lossau summann', raw = TRUE)
#> [1] "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<response>\n<lst name=\"responseHeader\"><bool name=\"zkConnected\">true</bool><int name=\"status\">0</int><int name=\"QTime\">10</int><lst name=\"params\"><str name=\"q\">lossau summann</str><str name=\"fl\">dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm</str><str name=\"fq\">collection:ftubbiepub</str></lst></lst><result name=\"response\" numFound=\"2\" start=\"0\" maxScore=\"2.395762\"><doc><date name=\"dchdate\">2020-08-05T10:49:47Z</date><str name=\"dcdocid\">c190469010e21e37ce99aa75d6d0d423b20d535c2b51242c7dac1eb5fa729691</str><str name=\"dccontinent\">ceu</str><str name=\"dccountry\">de</str><str name=\"dccollection\">ftubbiepub</str><str name=\"dcprovider\">PUB - Publikationen an der Universität Bielefeld</str><str name=\"dctitle\">Search engine technology and digital libraries - Moving from theory to practice</str><arr name=\"dccreator\"><str>Summann, Friedrich</str><str>Lossau, Norbert</str></arr><arr name=\"dcperson\"><str>Summann, Friedrich</str><str>Lossau, Norbert</str></arr><arr name=\"dcsubject\"><str>Elektronische Bibliothek</str><str>Suchmaschine</str><str>Information Retrieval</str><str>Bielefeld Academic Search Engine</str><str>ddc:020</str></arr><str name=\"dcdescription\">Summann F, Lossau N. Search engine technology and digital libraries - Moving from theory to practice. D-lib magazine . 2004;10(9). ; This article describes the development of a modern search engine-based information retrieval setting from its envisioning through to its technological realization. The author takes up the thread of an earlier article on this subject (ZfBB 51 (2004), 5/6), this time from a technical viewpoint. After presenting the conceptual considerations of the initial stages,this article deals principally with the technological aspects of the project.</str><arr name=\"dcpublisher\"><str>CNRI Acct</str></arr><str name=\"dcdate\">2004</str><int name=\"dcyear\">2004</int><arr name=\"dctype\"><str>info:eu-repo/semantics/article</str><str>doc-type:article</str><str>text</str></arr><arr name=\"dctypenorm\"><str>121</str></arr><arr name=\"dcidentifier\"><str>https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824</str><str>https://pub.uni-bielefeld.de/record/1680982</str><str>https://pub.uni-bielefeld.de/download/1680982/2315314</str></arr><str name=\"dclink\">https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824</str><arr name=\"dclanguage\"><str>eng</str></arr><arr name=\"dcrelation\"><str>info:eu-repo/semantics/altIdentifier/doi/10.1045/september2004-lossau</str><str>info:eu-repo/semantics/altIdentifier/issn/1082-9873</str><str>https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824</str><str>https://pub.uni-bielefeld.de/record/1680982</str><str>https://pub.uni-bielefeld.de/download/1680982/2315314</str></arr><str name=\"dcrights\">info:eu-repo/semantics/openAccess ; https://rightsstatements.org/vocab/InC/1.0/</str><arr name=\"dcauthorid\"><str>Summann, Friedrich | orcid:0000-0002-6297-3348</str></arr><arr name=\"dcorcid\"><str>0000-0002-6297-3348</str></arr><arr name=\"dcdeweyfull\"><str>020</str></arr><arr name=\"dcdeweyhuns\"><str>0</str></arr><arr name=\"dcdeweytens\"><str>02</str></arr><arr name=\"dcdeweyones\"><str>020</str></arr><arr name=\"dcclasscode\"><str>020</str></arr><arr name=\"dcdoi\"><str>10.1045/september2004-lossau</str></arr><int name=\"dcoa\">1</int><arr name=\"dclang\"><str>eng</str></arr></doc><doc><date name=\"dchdate\">2020-08-05T10:53:05Z</date><str name=\"dcdocid\">88f9f2b6473596dca40499c60c37157b8c5b7a7e6e431d1ab7b20067032d8d3f</str><str name=\"dccontinent\">ceu</str><str name=\"dccountry\">de</str><str name=\"dccollection\">ftubbiepub</str><str name=\"dcprovider\">PUB - Publikationen an der Universität Bielefeld</str><str name=\"dctitle\">Suchmaschinentechnologie und Digitale Bibliotheken: Von der Theorie zur Praxis</str><arr name=\"dccreator\"><str>Summann, Friedrich</str><str>Lossau, Norbert</str></arr><arr name=\"dcperson\"><str>Summann, Friedrich</str><str>Lossau, Norbert</str></arr><arr name=\"dcsubject\"><str>Informatik</str><str>Massenmedien</str><str>Book</str><str>Bielefeld Academic Search Engine</str><str>Library</str><str>Documentation</str><str>Communication</str><str>Informatics</str><str>Libro</str><str>Biblioteca</str><str>Kommunikation</str><str>Documentazione</str><str>Comunicazione</str><str>Dokumentation</str><str>Informatica</str><str>Buch- und Bibliothekswesen</str><str>ddc:004</str></arr><str name=\"dcdescription\">Summann F, Lossau N. Suchmaschinentechnologie und Digitale Bibliotheken: Von der Theorie zur Praxis. Zeitschrift für Bibliothekswesen und Bibliographie (ZfBB) . 2005;52(1):13-19. ; Der folgende Aufsatz beschreibt aus technischer Sicht den Weg von der Konzeption und Vision einer modernen suchmaschinenbasierten Suchumgebung zu ihrer technologischen Umsetzung. Er nimmt den Faden, der im ersten Teil ( ZfBB 51 (2004), 5/6) beschrieben wurde, unter technischen Gesichtspunkten wieder auf. Dabei werden neben den konzeptionellen Ausgangsüberlegungen schwerpunktmäßig die technologischen Aspekte beleuchtet. ; This article describes the development of a modern search enginebased information retrieval setting from its envisioning through to its technological realization. The author takes up the thread of an earlier article on this subject (ZfBB 51 (2004), 5/6), this time from a technical viewpoint. After presenting the conceptual considerations of the initial stages, this article deals principally with the technological aspects of the project.</str><arr name=\"dcpublisher\"><str>Vittorio Klostermann GMBH</str></arr><str name=\"dcdate\">2005</str><int name=\"dcyear\">2005</int><arr name=\"dctype\"><str>info:eu-repo/semantics/article</str><str>doc-type:article</str><str>text</str></arr><arr name=\"dctypenorm\"><str>121</str></arr><arr name=\"dcidentifier\"><str>https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732</str><str>https://pub.uni-bielefeld.de/record/2516673</str><str>https://pub.uni-bielefeld.de/download/2516673/2516679</str></arr><str name=\"dclink\">https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732</str><arr name=\"dclanguage\"><str>deu</str></arr><arr name=\"dcrelation\"><str>info:eu-repo/semantics/altIdentifier/issn/0044-2380</str><str>https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732</str><str>https://pub.uni-bielefeld.de/record/2516673</str><str>https://pub.uni-bielefeld.de/download/2516673/2516679</str></arr><str name=\"dcrights\">info:eu-repo/semantics/openAccess ; https://rightsstatements.org/vocab/InC/1.0/</str><arr name=\"dcautoclasscode\"><str>020</str></arr><arr name=\"dcauthorid\"><str>Summann, Friedrich | orcid:0000-0002-6297-3348</str></arr><arr name=\"dcorcid\"><str>0000-0002-6297-3348</str></arr><arr name=\"dcdeweyfull\"><str>004</str><str>020</str></arr><arr name=\"dcdeweyhuns\"><str>0</str><str>0</str></arr><arr name=\"dcdeweytens\"><str>00</str><str>02</str></arr><arr name=\"dcdeweyones\"><str>004</str><str>020</str></arr><arr name=\"dcclasscode\"><str>004</str></arr><int name=\"dcoa\">1</int><arr name=\"dclang\"><str>ger</str></arr></doc></result>\n</response>\n"
list output
bs_search(target = 'ftubbiepub', query = 'lossau summann', parse = "list")
#> $docs
#> $docs[[1]]
#> $docs[[1]]$dchdate
#> [1] "2020-08-05T10:49:47Z"
#>
#> $docs[[1]]$dcdocid
#> [1] "c190469010e21e37ce99aa75d6d0d423b20d535c2b51242c7dac1eb5fa729691"
#>
#> $docs[[1]]$dccontinent
#> [1] "ceu"
#>
#> $docs[[1]]$dccountry
#> [1] "de"
#>
#> $docs[[1]]$dccollection
#> [1] "ftubbiepub"
#>
#> $docs[[1]]$dcprovider
#> [1] "PUB - Publikationen an der Universität Bielefeld"
#>
#> $docs[[1]]$dctitle
#> [1] "Search engine technology and digital libraries - Moving from theory to practice"
#>
#> $docs[[1]]$dccreator
#> [1] "Summann, Friedrich; Lossau, Norbert"
#>
#> $docs[[1]]$dcperson
#> [1] "Summann, Friedrich; Lossau, Norbert"
#>
#> $docs[[1]]$dcsubject
#> [1] "Elektronische Bibliothek; Suchmaschine; Information Retrieval; Bielefeld Academic Search Engine; ddc:020"
#>
#> $docs[[1]]$dcdescription
#> [1] "Summann F, Lossau N. Search engine technology and digital libraries - Moving from theory to practice. D-lib magazine . 2004;10(9). ; This article describes the development of a modern search engine-based information retrieval setting from its envisioning through to its technological realization. The author takes up the thread of an earlier article on this subject (ZfBB 51 (2004), 5/6), this time from a technical viewpoint. After presenting the conceptual considerations of the initial stages,this article deals principally with the technological aspects of the project."
#>
#> $docs[[1]]$dcpublisher
#> [1] "CNRI Acct"
#>
#> $docs[[1]]$dcdate
#> [1] "2004"
#>
#> $docs[[1]]$dcyear
#> [1] "2004"
#>
#> $docs[[1]]$dctype
#> [1] "info:eu-repo/semantics/article; doc-type:article; text"
#>
#> $docs[[1]]$dctypenorm
#> [1] "121"
#>
#> $docs[[1]]$dcidentifier
#> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824; https://pub.uni-bielefeld.de/record/1680982; https://pub.uni-bielefeld.de/download/1680982/2315314"
#>
#> $docs[[1]]$dclink
#> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824"
#>
#> $docs[[1]]$dclanguage
#> [1] "eng"
#>
#> $docs[[1]]$dcrelation
#> [1] "info:eu-repo/semantics/altIdentifier/doi/10.1045/september2004-lossau; info:eu-repo/semantics/altIdentifier/issn/1082-9873; https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824; https://pub.uni-bielefeld.de/record/1680982; https://pub.uni-bielefeld.de/download/1680982/2315314"
#>
#> $docs[[1]]$dcrights
#> [1] "info:eu-repo/semantics/openAccess ; https://rightsstatements.org/vocab/InC/1.0/"
#>
#> $docs[[1]]$dcauthorid
#> [1] "Summann, Friedrich | orcid:0000-0002-6297-3348"
#>
#> $docs[[1]]$dcorcid
#> [1] "0000-0002-6297-3348"
#>
#> $docs[[1]]$dcdeweyfull
#> [1] "020"
#>
#> $docs[[1]]$dcdeweyhuns
#> [1] "0"
#>
#> $docs[[1]]$dcdeweytens
#> [1] "02"
#>
#> $docs[[1]]$dcdeweyones
#> [1] "020"
#>
#> $docs[[1]]$dcclasscode
#> [1] "020"
#>
#> $docs[[1]]$dcdoi
#> [1] "10.1045/september2004-lossau"
#>
#> $docs[[1]]$dcoa
#> [1] "1"
#>
#> $docs[[1]]$dclang
#> [1] "eng"
#>
#>
#> $docs[[2]]
#> $docs[[2]]$dchdate
#> [1] "2020-08-05T10:53:05Z"
#>
#> $docs[[2]]$dcdocid
#> [1] "88f9f2b6473596dca40499c60c37157b8c5b7a7e6e431d1ab7b20067032d8d3f"
#>
#> $docs[[2]]$dccontinent
#> [1] "ceu"
#>
#> $docs[[2]]$dccountry
#> [1] "de"
#>
#> $docs[[2]]$dccollection
#> [1] "ftubbiepub"
#>
#> $docs[[2]]$dcprovider
#> [1] "PUB - Publikationen an der Universität Bielefeld"
#>
#> $docs[[2]]$dctitle
#> [1] "Suchmaschinentechnologie und Digitale Bibliotheken: Von der Theorie zur Praxis"
#>
#> $docs[[2]]$dccreator
#> [1] "Summann, Friedrich; Lossau, Norbert"
#>
#> $docs[[2]]$dcperson
#> [1] "Summann, Friedrich; Lossau, Norbert"
#>
#> $docs[[2]]$dcsubject
#> [1] "Informatik; Massenmedien; Book; Bielefeld Academic Search Engine; Library; Documentation; Communication; Informatics; Libro; Biblioteca; Kommunikation; Documentazione; Comunicazione; Dokumentation; Informatica; Buch- und Bibliothekswesen; ddc:004"
#>
#> $docs[[2]]$dcdescription
#> [1] "Summann F, Lossau N. Suchmaschinentechnologie und Digitale Bibliotheken: Von der Theorie zur Praxis. Zeitschrift für Bibliothekswesen und Bibliographie (ZfBB) . 2005;52(1):13-19. ; Der folgende Aufsatz beschreibt aus technischer Sicht den Weg von der Konzeption und Vision einer modernen suchmaschinenbasierten Suchumgebung zu ihrer technologischen Umsetzung. Er nimmt den Faden, der im ersten Teil ( ZfBB 51 (2004), 5/6) beschrieben wurde, unter technischen Gesichtspunkten wieder auf. Dabei werden neben den konzeptionellen Ausgangsüberlegungen schwerpunktmäßig die technologischen Aspekte beleuchtet. ; This article describes the development of a modern search enginebased information retrieval setting from its envisioning through to its technological realization. The author takes up the thread of an earlier article on this subject (ZfBB 51 (2004), 5/6), this time from a technical viewpoint. After presenting the conceptual considerations of the initial stages, this article deals principally with the technological aspects of the project."
#>
#> $docs[[2]]$dcpublisher
#> [1] "Vittorio Klostermann GMBH"
#>
#> $docs[[2]]$dcdate
#> [1] "2005"
#>
#> $docs[[2]]$dcyear
#> [1] "2005"
#>
#> $docs[[2]]$dctype
#> [1] "info:eu-repo/semantics/article; doc-type:article; text"
#>
#> $docs[[2]]$dctypenorm
#> [1] "121"
#>
#> $docs[[2]]$dcidentifier
#> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732; https://pub.uni-bielefeld.de/record/2516673; https://pub.uni-bielefeld.de/download/2516673/2516679"
#>
#> $docs[[2]]$dclink
#> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732"
#>
#> $docs[[2]]$dclanguage
#> [1] "deu"
#>
#> $docs[[2]]$dcrelation
#> [1] "info:eu-repo/semantics/altIdentifier/issn/0044-2380; https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732; https://pub.uni-bielefeld.de/record/2516673; https://pub.uni-bielefeld.de/download/2516673/2516679"
#>
#> $docs[[2]]$dcrights
#> [1] "info:eu-repo/semantics/openAccess ; https://rightsstatements.org/vocab/InC/1.0/"
#>
#> $docs[[2]]$dcautoclasscode
#> [1] "020"
#>
#> $docs[[2]]$dcauthorid
#> [1] "Summann, Friedrich | orcid:0000-0002-6297-3348"
#>
#> $docs[[2]]$dcorcid
#> [1] "0000-0002-6297-3348"
#>
#> $docs[[2]]$dcdeweyfull
#> [1] "004; 020"
#>
#> $docs[[2]]$dcdeweyhuns
#> [1] "0; 0"
#>
#> $docs[[2]]$dcdeweytens
#> [1] "00; 02"
#>
#> $docs[[2]]$dcdeweyones
#> [1] "004; 020"
#>
#> $docs[[2]]$dcclasscode
#> [1] "004"
#>
#> $docs[[2]]$dcoa
#> [1] "1"
#>
#> $docs[[2]]$dclang
#> [1] "ger"
#>
#>
#>
#> $facets
#> list()
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "9"
#> attr(,"q")
#> [1] "lossau summann"
#> attr(,"fl")
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#> attr(,"fq")
#> [1] "collection:ftubbiepub"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 2
#> attr(,"start")
#> [1] 0
#> attr(,"maxScore")
#> [1] "2.395762"
out <- list()
system.time(
for (i in 1:3) {
out[[i]] <- bs_search(target = 'ftubbiepub', query = 'lossau summann',
hits = 1)
}
)
#> user system elapsed
#> 0.077 0.004 5.134
out
#> [[1]]
#> [[1]]$docs
#> # A tibble: 1 x 31
#> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle
#> <chr> <chr> <chr> <chr> <chr> <chr> <chr>
#> 1 2020-0… c19046… ceu de ftubbiepub PUB - Pub… Search…
#> # … with 24 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>,
#> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>,
#> # dctype <chr>, dctypenorm <chr>, dcidentifier <chr>, dclink <chr>,
#> # dclanguage <chr>, dcrelation <chr>, dcrights <chr>, dcauthorid <chr>,
#> # dcorcid <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>, dcdeweytens <chr>,
#> # dcdeweyones <chr>, dcclasscode <chr>, dcdoi <chr>, dcoa <chr>, dclang <chr>
#>
#> [[1]]$facets
#> list()
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "8"
#> attr(,"q")
#> [1] "lossau summann"
#> attr(,"fl")
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#> attr(,"fq")
#> [1] "collection:ftubbiepub"
#> attr(,"rows")
#> [1] "1"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 2
#> attr(,"start")
#> [1] 0
#> attr(,"maxScore")
#> [1] "2.395762"
#>
#> [[2]]
#> [[2]]$docs
#> # A tibble: 1 x 31
#> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle
#> <chr> <chr> <chr> <chr> <chr> <chr> <chr>
#> 1 2020-0… c19046… ceu de ftubbiepub PUB - Pub… Search…
#> # … with 24 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>,
#> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>,
#> # dctype <chr>, dctypenorm <chr>, dcidentifier <chr>, dclink <chr>,
#> # dclanguage <chr>, dcrelation <chr>, dcrights <chr>, dcauthorid <chr>,
#> # dcorcid <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>, dcdeweytens <chr>,
#> # dcdeweyones <chr>, dcclasscode <chr>, dcdoi <chr>, dcoa <chr>, dclang <chr>
#>
#> [[2]]$facets
#> list()
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "11"
#> attr(,"q")
#> [1] "lossau summann"
#> attr(,"fl")
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#> attr(,"fq")
#> [1] "collection:ftubbiepub"
#> attr(,"rows")
#> [1] "1"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 2
#> attr(,"start")
#> [1] 0
#> attr(,"maxScore")
#> [1] "2.395762"
#>
#> [[3]]
#> [[3]]$docs
#> # A tibble: 1 x 31
#> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle
#> <chr> <chr> <chr> <chr> <chr> <chr> <chr>
#> 1 2020-0… c19046… ceu de ftubbiepub PUB - Pub… Search…
#> # … with 24 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>,
#> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>,
#> # dctype <chr>, dctypenorm <chr>, dcidentifier <chr>, dclink <chr>,
#> # dclanguage <chr>, dcrelation <chr>, dcrights <chr>, dcauthorid <chr>,
#> # dcorcid <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>, dcdeweytens <chr>,
#> # dcdeweyones <chr>, dcclasscode <chr>, dcdoi <chr>, dcoa <chr>, dclang <chr>
#>
#> [[3]]$facets
#> list()
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "11"
#> attr(,"q")
#> [1] "lossau summann"
#> attr(,"fl")
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#> attr(,"fq")
#> [1] "collection:ftubbiepub"
#> attr(,"rows")
#> [1] "1"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 2
#> attr(,"start")
#> [1] 0
#> attr(,"maxScore")
#> [1] "2.395762"
Faceting
bs_search(query = "unix", facets = c("dcsubject", "dcyear"),
facet_limit = 10)
#> Warning: `data_frame()` is deprecated as of tibble 1.1.0.
#> Please use `tibble()` instead.
#> This warning is displayed once every 8 hours.
#> Call `lifecycle::last_warnings()` to see where this warning was generated.
#> $docs
#> # A tibble: 10 x 15
#> dcdocid dchdate dccollection dcprovider dctitle dcdescription dctype
#> <chr> <chr> <chr> <chr> <chr> <chr> <chr>
#> 1 cc7b9e… 2020-1… ftwikibooks WikiBooks… Wikibo… "UNIX Basics… Book
#> 2 89ddd7… 2020-1… ftwikibooks WikiBooks… Wikibo… "Unix on lai… Book
#> 3 211eab… 2020-1… ftwikibooks WikiBooks… Wikibo… "" Book
#> 4 884007… 2020-1… ftwikibooks WikiBooks… Wikibo… "This is the… Book
#> 5 b8b4e1… 2020-1… ftwikibooks WikiBooks… Wikibo… "О чём эта к… Book
#> 6 820d1a… 2020-1… ftwikibooks WikiBooks… Wikibo… "TODO Talk a… Book
#> 7 8c8c49… 2020-1… ftwikibooks WikiBooks… Wikibo… "Mac os X es… Book
#> 8 a5a3ad… 2020-1… ftwikibooks WikiBooks… Wikibo… "¿Qué signif… Book
#> 9 0d1778… 2020-1… ftwikibooks WikiBooks… Wikibo… "Unix/Linux" Book
#> 10 670021… 2020-1… ftwikibooks WikiBooks… Wikibo… "stub Ubuntu… Book
#> # … with 8 more variables: dctypenorm <chr>, dclanguage <chr>, dclang <chr>,
#> # dcidentifier <chr>, dclink <chr>, dccontinent <chr>, dccountry <chr>,
#> # dcoa <chr>
#>
#> $facets
#> $facets$dcsubject
#> # A tibble: 10 x 2
#> name value
#> <chr> <chr>
#> 1 Computer Programming and Software 578
#> 2 UNIX 316
#> 3 Software 278
#> 4 Unix 277
#> 5 Computing and Computers 217
#> 6 Computing 191
#> 7 COMPUTING 190
#> 8 And Information Science 189
#> 9 Linux 188
#> 10 99 General And Miscellaneous//Mathematics 187
#>
#> $facets$dcyear
#> # A tibble: 10 x 2
#> name value
#> <chr> <chr>
#> 1 1994 786
#> 2 1995 688
#> 3 1993 673
#> 4 2018 599
#> 5 1996 586
#> 6 1997 573
#> 7 1998 556
#> 8 1992 544
#> 9 2017 521
#> 10 1999 517
#>
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "177"
#> attr(,"q")
#> [1] "unix"
#> attr(,"facet.limit")
#> [1] "10"
#> attr(,"facet.field")
#> [1] "f_dcsubjectf_dcyear"
#> attr(,"fl")
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#> attr(,"facet.mincount")
#> [1] "1"
#> attr(,"fq")
#> [1] "-collection:(ftpakistanrl OR ftubheidelojs OR ftunivzuliaojs OR ftsaludcuba OR ftunivsriwijaya OR ftunivmanitobao2 OR ftjba OR ftunivcasablanca OR ftulbbonndc OR ftjmethode OR ftjqe OR ftjajiks OR ftunivmendozaojs OR ftunisafricaojs OR ftunivpelojs OR ftpenamultimedia OR fttoobunivet OR ftjpjmd OR fthamzanwadiuniv OR ftjedu OR ftjberumpun OR ftjavacient OR ftiaingorontalo OR ftstmikpelitanus OR ftunivfssparaojs OR crunivchicagopr OR crjohnbenjaminsp OR ftstikesbanyuwan OR ftjofg)"
#> attr(,"facet")
#> [1] "true"
#> attr(,"facet.sort")
#> [1] "count"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 21343
#> attr(,"start")
#> [1] 0
#> attr(,"maxScore")
#> [1] "3.6168933"
bs_search(query = "unix", facets = c("dcsubject", "dcyear"),
f_dcsubject = '"computer science"',
facet_limit = 10, verbose = TRUE)
#> $docs
#> # A tibble: 10 x 33
#> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle
#> <chr> <chr> <chr> <chr> <chr> <chr> <chr>
#> 1 2019-1… 8631c6… cww org ftdatacite DataCite … GFT: A…
#> 2 2020-0… e428bc… cww org ftdatacite DataCite … GFT: A…
#> 3 2020-0… 6c572c… ceu ch ftethz ETH Züric… GFT: A…
#> 4 2019-1… 124a35… cww org ftdatacite DataCite … Shared…
#> 5 2019-1… 8b4ec3… ceu eu ftopengrey Open Grey… Standa…
#> 6 2020-0… cb3c89… cww org ftdatacite DataCite … Shared…
#> 7 2020-0… e981b2… cww org ftdatacite DataCite … HP-Obe…
#> 8 2019-1… c9d33a… cww org ftdatacite DataCite … HP-Obe…
#> 9 2019-1… 7aede2… ceu eu ftopengrey Open Grey… Depend…
#> 10 2020-0… a6467e… ceu ch ftethz ETH Züric… HP-Obe…
#> # … with 26 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>,
#> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>,
#> # dctype <chr>, dctypenorm <chr>, dcformat <chr>, dcidentifier <chr>,
#> # dclink <chr>, dclanguage <chr>, dcrelation <chr>, dcrights <chr>,
#> # dcdoi <chr>, dcoa <chr>, dclang <chr>, dccontenttype <chr>, dcsource <chr>,
#> # dcdeweyfull <chr>, dcdeweyhuns <chr>, dcdeweytens <chr>, dcdeweyones <chr>,
#> # dcclasscode <chr>, dccontributor <chr>
#>
#> $facets
#> $facets$dcsubject
#> # A tibble: 10 x 2
#> name value
#> <chr> <chr>
#> 1 computer science 37
#> 2 Data processing 14
#> 3 UNIX (BETRIEBSSYSTEME) 14
#> 4 UNIX (OPERATING SYSTEMS) 14
#> 5 info:eu-repo/classification/ddc/004 14
#> 6 technical report 8
#> 7 090 - Electronics and electrical engineering 6
#> 8 DISTRIBUTED APPLICATIONS + CLOUD COMPUTING + GRID COMPUTING (COMPUTER … 6
#> 9 MINICOMPUTER + WORKSTATIONS (COMPUTERSYSTEME) 6
#> 10 MINICOMPUTERS + WORKSTATIONS (COMPUTER SYSTEMS) 6
#>
#> $facets$dcyear
#> # A tibble: 10 x 2
#> name value
#> <chr> <chr>
#> 1 1994 8
#> 2 1990 3
#> 3 1993 3
#> 4 2003 3
#> 5 1981 2
#> 6 1983 2
#> 7 1995 2
#> 8 1984 1
#> 9 1985 1
#> 10 1986 1
#>
#>
#> attr(,"status")
#> [1] 0
#> attr(,"QTime")
#> [1] "136"
#> attr(,"q")
#> [1] "unix"
#> attr(,"facet.limit")
#> [1] "10"
#> attr(,"facet.field")
#> [1] "f_dcsubjectf_dcyear"
#> attr(,"fl")
#> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm"
#> attr(,"facet.mincount")
#> [1] "1"
#> attr(,"fq")
#> [1] "f_dcsubject:\"computer science\"-collection:(ftpakistanrl OR ftubheidelojs OR ftunivzuliaojs OR ftsaludcuba OR ftunivsriwijaya OR ftunivmanitobao2 OR ftjba OR ftunivcasablanca OR ftulbbonndc OR ftjmethode OR ftjqe OR ftjajiks OR ftunivmendozaojs OR ftunisafricaojs OR ftunivpelojs OR ftpenamultimedia OR fttoobunivet OR ftjpjmd OR fthamzanwadiuniv OR ftjedu OR ftjberumpun OR ftjavacient OR ftiaingorontalo OR ftstmikpelitanus OR ftunivfssparaojs OR crunivchicagopr OR crjohnbenjaminsp OR ftstikesbanyuwan OR ftjofg)"
#> attr(,"facet")
#> [1] "true"
#> attr(,"facet.sort")
#> [1] "count"
#> attr(,"name")
#> [1] "response"
#> attr(,"numFound")
#> [1] 37
#> attr(,"start")
#> [1] 0
#> attr(,"maxScore")
#> [1] "1.6781588"
ropenscilabs/rbace documentation built on Sept. 12, 2022, 4:10 p.m.
R Package Documentation
Browse R Packages
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Note that we can't provide technical support on individual packages. You should contact the package authors for that.
Client for interacting with the Bielefeld Academic Search Engine API.
Docs: https://docs.ropensci.org/rbace/
Install
install.packages("rbace", repos = "https://dev.ropensci.org")
library("rbace")
Get the profile for a repository
bs_profile(target = "ftjhin") #> # A tibble: 9 x 2 #> name value #> <chr> <chr> #> 1 activation_date 2019-12-05 #> 2 country de #> 3 name HiN - Alexander von Humboldt im Netz (E-Journal) #> 4 name_en HiN - Alexander von Humboldt im Netz (E-Journal) #> 5 num_non_oa_records 0 #> 6 num_oa_cc_records 279 #> 7 num_oa_pd_records 0 #> 8 num_oa_records 279 #> 9 num_records 279
List repositories for a collection
bs_repositories(coll = "ceu") #> # A tibble: 3,056 x 2 #> name internal_name #> <chr> <chr> #> 1 Gornye nauki i tekhnologii (E-Journal) ftjmst #> 2 Hanser (Carl Hanser Verlag - via Crossref) crhanserverl… #> 3 Università della Calabria: Archivio Institutionale delle Tesi … ftunivcalabr… #> 4 hogrefe (via Crossref) crhogrefe #> 5 Iberoamericana Vervuert (via Crossref) crvervuert #> 6 Manchester University Press (via Crossref) crmanchestupr #> 7 Bezmialem Vakıf Üniversitesi Kurumsal Akademik Arşiv ftbezmialem #> 8 ForAP - Forschungsergebnisse von Absolventen und Promovierende… ftjforap #> 9 Movement and Nutrition in Health and Disease (E-Journal) ftjmnhd #> 10 Radcliffe Group (via Crossref) crradcliffe #> # … with 3,046 more rows
Search
perform a search
(res <- bs_search(coll = 'it', query = 'dccreator:manghi', boost = TRUE)) #> $docs #> # A tibble: 10 x 32 #> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle #> <chr> <chr> <chr> <chr> <chr> <chr> <chr> #> 1 2017-0… 90f58a… ceu it ftpuma PUMAlab (… Sfide … #> 2 2017-0… 2c669c… ceu it ftpuma PUMAlab (… OpenAI… #> 3 2017-0… af1126… ceu it ftpuma PUMAlab (… DRIVER… #> 4 2017-0… fcaa8f… ceu it ftpuma PUMAlab (… DRIVER… #> 5 2017-0… b4843e… ceu it ftpuma PUMAlab (… DRIVER… #> 6 2020-0… 338c5e… ceu it ftunivmodena Archivio … Multi-… #> 7 2017-0… 9be017… ceu it ftpuma PUMAlab (… DRIVER… #> 8 2017-0… 412c04… ceu it ftpuma PUMAlab (… EFG191… #> 9 2017-0… 967c7f… ceu it ftpuma PUMAlab (… OpenAI… #> 10 2017-0… 3d820d… ceu it ftpuma PUMAlab (… DRIVER… #> # … with 25 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>, #> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>, #> # dctype <chr>, dctypenorm <chr>, dcformat <chr>, dccontenttype <chr>, #> # dcidentifier <chr>, dclink <chr>, dcsource <chr>, dclanguage <chr>, #> # dcrelation <chr>, dcrights <chr>, dcoa <chr>, dclang <chr>, #> # dcautoclasscode <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>, #> # dcdeweytens <chr>, dcdeweyones <chr>, dcdoi <chr> #> #> $facets #> list() #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "87" #> attr(,"q") #> [1] "creator:manghi" #> attr(,"fl") #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> attr(,"fq") #> [1] " country:it -collection:(ftjmethode OR ftpenamultimedia)" #> attr(,"bq") #> [1] "oa:1^2" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 4871 #> attr(,"start") #> [1] 0 #> attr(,"maxScore") #> [1] "6.5124907"
get the search metadata
bs_meta(res) #> $query #> # A tibble: 1 x 4 #> q fl fq start #> <chr> <chr> <chr> <dbl> #> 1 creator:… dccollection,dccontenttype,dcconti… " country:it -collection:… 0 #> #> $response #> # A tibble: 1 x 2 #> status num_found #> <dbl> <dbl> #> 1 0 4871
repository "ftubbiepub" containing the terms "lossau" and "summann" (search in the whole document)
res <- bs_search(target = 'ftubbiepub', query = 'lossau summann', hits = 3) res$docs$dcsubject #> [1] "Elektronische Bibliothek; Suchmaschine; Information Retrieval; Bielefeld Academic Search Engine; ddc:020" #> [2] "Informatik; Massenmedien; Book; Bielefeld Academic Search Engine; Library; Documentation; Communication; Informatics; Libro; Biblioteca; Kommunikation; Documentazione; Comunicazione; Dokumentation; Informatica; Buch- und Bibliothekswesen; ddc:004" res$docs$dccreator #> [1] "Summann, Friedrich; Lossau, Norbert" "Summann, Friedrich; Lossau, Norbert" res$docs$dcidentifier #> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824; https://pub.uni-bielefeld.de/record/1680982; https://pub.uni-bielefeld.de/download/1680982/2315314" #> [2] "https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732; https://pub.uni-bielefeld.de/record/2516673; https://pub.uni-bielefeld.de/download/2516673/2516679" attributes(res) #> $names #> [1] "docs" "facets" #> #> $status #> [1] 0 #> #> $QTime #> [1] "9" #> #> $q #> [1] "lossau summann" #> #> $fl #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> #> $fq #> [1] "collection:ftubbiepub" #> #> $rows #> [1] "3" #> #> $name #> [1] "response" #> #> $numFound #> [1] 2 #> #> $start #> [1] 0 #> #> $maxScore #> [1] "2.395762" bs_meta(res) #> $query #> # A tibble: 1 x 4 #> q fl fq start #> <chr> <chr> <chr> <dbl> #> 1 lossau sum… dccollection,dccontenttype,dccontinent,dccoun… collection:f… 0 #> #> $response #> # A tibble: 1 x 2 #> status num_found #> <dbl> <dbl> #> 1 0 2
Italian repositories containing the term "manghi' in the "dccreator" field (author). The flag "boost" pushes open access documents upwards in the result list
(res <- bs_search(coll = 'it', query = 'dccreator:manghi', boost_oa = TRUE)) #> $docs #> # A tibble: 10 x 31 #> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle #> <chr> <chr> <chr> <chr> <chr> <chr> <chr> #> 1 2017-0… 90f58a… ceu it ftpuma PUMAlab (… Sfide … #> 2 2017-0… 2c669c… ceu it ftpuma PUMAlab (… OpenAI… #> 3 2017-0… 9be017… ceu it ftpuma PUMAlab (… DRIVER… #> 4 2017-0… 412c04… ceu it ftpuma PUMAlab (… EFG191… #> 5 2017-0… 967c7f… ceu it ftpuma PUMAlab (… OpenAI… #> 6 2017-0… 3d820d… ceu it ftpuma PUMAlab (… DRIVER… #> 7 2017-0… 242b25… ceu it ftpuma PUMAlab (… DRIVER… #> 8 2017-0… af1126… ceu it ftpuma PUMAlab (… DRIVER… #> 9 2017-0… fcaa8f… ceu it ftpuma PUMAlab (… DRIVER… #> 10 2017-0… b4843e… ceu it ftpuma PUMAlab (… DRIVER… #> # … with 24 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>, #> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>, #> # dctype <chr>, dctypenorm <chr>, dcformat <chr>, dccontenttype <chr>, #> # dcidentifier <chr>, dclink <chr>, dcsource <chr>, dclanguage <chr>, #> # dcrelation <chr>, dcrights <chr>, dcoa <chr>, dclang <chr>, #> # dcautoclasscode <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>, #> # dcdeweytens <chr>, dcdeweyones <chr> #> #> $facets #> list() #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "10" #> attr(,"q") #> [1] "creator:manghi" #> attr(,"fl") #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> attr(,"fq") #> [1] " country:it -collection:(ftjmethode OR ftpenamultimedia)" #> attr(,"bq") #> [1] "oa:1^2" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 4871 #> attr(,"start") #> [1] 0 #> attr(,"maxScore") #> [1] "6.5124907"
terms "schmidt" in dccreator field (author) and "biology" in dctitle. The response starts after record 5 (offset=5) and contains max. 5 hits with the fields dctitle, dccreator and dcyear
(res <- bs_search(query = 'dccreator:schmidt dctitle:biology', hits = 5, offset = 5, fields = c('dctitle', 'dccreator', 'dcyear'))) #> $docs #> # A tibble: 5 x 3 #> dctitle dccreator dcyear #> <chr> <chr> <chr> #> 1 Biology: A degenerative affliction Schmidt, Charles 2016 #> 2 Biology of Aging Schmidt, Barbara 2014 #> 3 Root systems biology Schmidt, Wolfgang 2014 #> 4 Tumor Biology and Oncology Osieka, R.; Schmidt, C. 1986 #> 5 Molecular and Cellular Biology Schmidt, Maxine G 2008 #> #> $facets #> list() #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "112" #> attr(,"q") #> [1] "creator:schmidt title:biology" #> attr(,"fl") #> [1] "dctitle,dccreator,dcyear" #> attr(,"start") #> [1] 5 #> attr(,"fq") #> [1] "-collection:(ftpakistanrl OR ftubheidelojs OR ftunivzuliaojs OR ftsaludcuba OR ftunivsriwijaya OR ftunivmanitobao2 OR ftjba OR ftunivcasablanca OR ftulbbonndc OR ftjmethode OR ftjqe OR ftjajiks OR ftunivmendozaojs OR ftunisafricaojs OR ftunivpelojs OR ftpenamultimedia OR fttoobunivet OR ftjpjmd OR fthamzanwadiuniv OR ftjedu OR ftjberumpun OR ftjavacient OR ftiaingorontalo OR ftstmikpelitanus OR ftunivfssparaojs OR crunivchicagopr OR crjohnbenjaminsp OR ftstikesbanyuwan OR ftjofg)" #> attr(,"rows") #> [1] "5" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 504 #> attr(,"maxScore") #> [1] "6.60967"
term "unix" and published between 1983 and 2009, sorted by year of publication (dcyear) in descending order
(res <- bs_search(query = 'unix dcyear:[1983 TO 2009]', sortby = 'dcyear desc')) #> $docs #> # A tibble: 10 x 36 #> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle #> <chr> <chr> <chr> <chr> <chr> <chr> <chr> #> 1 2019-0… bd4d83… ceu ch ftmdpi MDPI Open… An Imm… #> 2 2018-1… 8ebef1… ceu cz ftunivzlin Univerzit… Archiv… #> 3 2020-0… 166b3b… ceu by ftbelarusia… Белорусск… Концеп… #> 4 2019-0… 4f0a72… ceu eu fteudl EUDL Euro… Using … #> 5 2017-0… f98996… ceu pl ftunivwrocl… Bibliotek… Automa… #> 6 2019-0… 3ad36f… cna us ftnasantrs NASA Tech… Deskto… #> 7 2015-0… 683c71… cna us fthighwire HighWire … NAViGa… #> 8 2020-0… ff0126… ceu by fttunivgomel Гомельски… Операц… #> 9 2019-0… 9cc65f… ceu de ftmonarchch… TU Chemni… UNIX-S… #> 10 2018-1… 4ad3ba… ceu de ftdara da|ra - R… Sacram… #> # … with 29 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>, #> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>, #> # dctype <chr>, dctypenorm <chr>, dcformat <chr>, dccontenttype <chr>, #> # dcidentifier <chr>, dclink <chr>, dcsource <chr>, dclanguage <chr>, #> # dcrelation <chr>, dcrights <chr>, dcrightsnorm <chr>, #> # dcautoclasscode <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>, #> # dcdeweytens <chr>, dcdeweyones <chr>, dcdoi <chr>, dcoa <chr>, #> # dclang <chr>, dccontributor <chr>, dccoverage <chr>, dcclasscode <chr> #> #> $facets #> list() #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "414" #> attr(,"q") #> [1] "unix year:[1983 TO 2009]" #> attr(,"fl") #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> attr(,"sort") #> [1] "dcyear_sort desc" #> attr(,"fq") #> [1] "-collection:(ftpakistanrl OR ftubheidelojs OR ftunivzuliaojs OR ftsaludcuba OR ftunivsriwijaya OR ftunivmanitobao2 OR ftjba OR ftunivcasablanca OR ftulbbonndc OR ftjmethode OR ftjqe OR ftjajiks OR ftunivmendozaojs OR ftunisafricaojs OR ftunivpelojs OR ftpenamultimedia OR fttoobunivet OR ftjpjmd OR fthamzanwadiuniv OR ftjedu OR ftjberumpun OR ftjavacient OR ftiaingorontalo OR ftstmikpelitanus OR ftunivfssparaojs OR crunivchicagopr OR crjohnbenjaminsp OR ftstikesbanyuwan OR ftjofg)" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 11753 #> attr(,"start") #> [1] 0
raw XML output
bs_search(target = 'ftubbiepub', query = 'lossau summann', raw = TRUE) #> [1] "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<response>\n<lst name=\"responseHeader\"><bool name=\"zkConnected\">true</bool><int name=\"status\">0</int><int name=\"QTime\">10</int><lst name=\"params\"><str name=\"q\">lossau summann</str><str name=\"fl\">dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm</str><str name=\"fq\">collection:ftubbiepub</str></lst></lst><result name=\"response\" numFound=\"2\" start=\"0\" maxScore=\"2.395762\"><doc><date name=\"dchdate\">2020-08-05T10:49:47Z</date><str name=\"dcdocid\">c190469010e21e37ce99aa75d6d0d423b20d535c2b51242c7dac1eb5fa729691</str><str name=\"dccontinent\">ceu</str><str name=\"dccountry\">de</str><str name=\"dccollection\">ftubbiepub</str><str name=\"dcprovider\">PUB - Publikationen an der Universität Bielefeld</str><str name=\"dctitle\">Search engine technology and digital libraries - Moving from theory to practice</str><arr name=\"dccreator\"><str>Summann, Friedrich</str><str>Lossau, Norbert</str></arr><arr name=\"dcperson\"><str>Summann, Friedrich</str><str>Lossau, Norbert</str></arr><arr name=\"dcsubject\"><str>Elektronische Bibliothek</str><str>Suchmaschine</str><str>Information Retrieval</str><str>Bielefeld Academic Search Engine</str><str>ddc:020</str></arr><str name=\"dcdescription\">Summann F, Lossau N. Search engine technology and digital libraries - Moving from theory to practice. D-lib magazine . 2004;10(9). ; This article describes the development of a modern search engine-based information retrieval setting from its envisioning through to its technological realization. The author takes up the thread of an earlier article on this subject (ZfBB 51 (2004), 5/6), this time from a technical viewpoint. After presenting the conceptual considerations of the initial stages,this article deals principally with the technological aspects of the project.</str><arr name=\"dcpublisher\"><str>CNRI Acct</str></arr><str name=\"dcdate\">2004</str><int name=\"dcyear\">2004</int><arr name=\"dctype\"><str>info:eu-repo/semantics/article</str><str>doc-type:article</str><str>text</str></arr><arr name=\"dctypenorm\"><str>121</str></arr><arr name=\"dcidentifier\"><str>https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824</str><str>https://pub.uni-bielefeld.de/record/1680982</str><str>https://pub.uni-bielefeld.de/download/1680982/2315314</str></arr><str name=\"dclink\">https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824</str><arr name=\"dclanguage\"><str>eng</str></arr><arr name=\"dcrelation\"><str>info:eu-repo/semantics/altIdentifier/doi/10.1045/september2004-lossau</str><str>info:eu-repo/semantics/altIdentifier/issn/1082-9873</str><str>https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824</str><str>https://pub.uni-bielefeld.de/record/1680982</str><str>https://pub.uni-bielefeld.de/download/1680982/2315314</str></arr><str name=\"dcrights\">info:eu-repo/semantics/openAccess ; https://rightsstatements.org/vocab/InC/1.0/</str><arr name=\"dcauthorid\"><str>Summann, Friedrich | orcid:0000-0002-6297-3348</str></arr><arr name=\"dcorcid\"><str>0000-0002-6297-3348</str></arr><arr name=\"dcdeweyfull\"><str>020</str></arr><arr name=\"dcdeweyhuns\"><str>0</str></arr><arr name=\"dcdeweytens\"><str>02</str></arr><arr name=\"dcdeweyones\"><str>020</str></arr><arr name=\"dcclasscode\"><str>020</str></arr><arr name=\"dcdoi\"><str>10.1045/september2004-lossau</str></arr><int name=\"dcoa\">1</int><arr name=\"dclang\"><str>eng</str></arr></doc><doc><date name=\"dchdate\">2020-08-05T10:53:05Z</date><str name=\"dcdocid\">88f9f2b6473596dca40499c60c37157b8c5b7a7e6e431d1ab7b20067032d8d3f</str><str name=\"dccontinent\">ceu</str><str name=\"dccountry\">de</str><str name=\"dccollection\">ftubbiepub</str><str name=\"dcprovider\">PUB - Publikationen an der Universität Bielefeld</str><str name=\"dctitle\">Suchmaschinentechnologie und Digitale Bibliotheken: Von der Theorie zur Praxis</str><arr name=\"dccreator\"><str>Summann, Friedrich</str><str>Lossau, Norbert</str></arr><arr name=\"dcperson\"><str>Summann, Friedrich</str><str>Lossau, Norbert</str></arr><arr name=\"dcsubject\"><str>Informatik</str><str>Massenmedien</str><str>Book</str><str>Bielefeld Academic Search Engine</str><str>Library</str><str>Documentation</str><str>Communication</str><str>Informatics</str><str>Libro</str><str>Biblioteca</str><str>Kommunikation</str><str>Documentazione</str><str>Comunicazione</str><str>Dokumentation</str><str>Informatica</str><str>Buch- und Bibliothekswesen</str><str>ddc:004</str></arr><str name=\"dcdescription\">Summann F, Lossau N. Suchmaschinentechnologie und Digitale Bibliotheken: Von der Theorie zur Praxis. Zeitschrift für Bibliothekswesen und Bibliographie (ZfBB) . 2005;52(1):13-19. ; Der folgende Aufsatz beschreibt aus technischer Sicht den Weg von der Konzeption und Vision einer modernen suchmaschinenbasierten Suchumgebung zu ihrer technologischen Umsetzung. Er nimmt den Faden, der im ersten Teil ( ZfBB 51 (2004), 5/6) beschrieben wurde, unter technischen Gesichtspunkten wieder auf. Dabei werden neben den konzeptionellen Ausgangsüberlegungen schwerpunktmäßig die technologischen Aspekte beleuchtet. ; This article describes the development of a modern search enginebased information retrieval setting from its envisioning through to its technological realization. The author takes up the thread of an earlier article on this subject (ZfBB 51 (2004), 5/6), this time from a technical viewpoint. After presenting the conceptual considerations of the initial stages, this article deals principally with the technological aspects of the project.</str><arr name=\"dcpublisher\"><str>Vittorio Klostermann GMBH</str></arr><str name=\"dcdate\">2005</str><int name=\"dcyear\">2005</int><arr name=\"dctype\"><str>info:eu-repo/semantics/article</str><str>doc-type:article</str><str>text</str></arr><arr name=\"dctypenorm\"><str>121</str></arr><arr name=\"dcidentifier\"><str>https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732</str><str>https://pub.uni-bielefeld.de/record/2516673</str><str>https://pub.uni-bielefeld.de/download/2516673/2516679</str></arr><str name=\"dclink\">https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732</str><arr name=\"dclanguage\"><str>deu</str></arr><arr name=\"dcrelation\"><str>info:eu-repo/semantics/altIdentifier/issn/0044-2380</str><str>https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732</str><str>https://pub.uni-bielefeld.de/record/2516673</str><str>https://pub.uni-bielefeld.de/download/2516673/2516679</str></arr><str name=\"dcrights\">info:eu-repo/semantics/openAccess ; https://rightsstatements.org/vocab/InC/1.0/</str><arr name=\"dcautoclasscode\"><str>020</str></arr><arr name=\"dcauthorid\"><str>Summann, Friedrich | orcid:0000-0002-6297-3348</str></arr><arr name=\"dcorcid\"><str>0000-0002-6297-3348</str></arr><arr name=\"dcdeweyfull\"><str>004</str><str>020</str></arr><arr name=\"dcdeweyhuns\"><str>0</str><str>0</str></arr><arr name=\"dcdeweytens\"><str>00</str><str>02</str></arr><arr name=\"dcdeweyones\"><str>004</str><str>020</str></arr><arr name=\"dcclasscode\"><str>004</str></arr><int name=\"dcoa\">1</int><arr name=\"dclang\"><str>ger</str></arr></doc></result>\n</response>\n"
list output
bs_search(target = 'ftubbiepub', query = 'lossau summann', parse = "list") #> $docs #> $docs[[1]] #> $docs[[1]]$dchdate #> [1] "2020-08-05T10:49:47Z" #> #> $docs[[1]]$dcdocid #> [1] "c190469010e21e37ce99aa75d6d0d423b20d535c2b51242c7dac1eb5fa729691" #> #> $docs[[1]]$dccontinent #> [1] "ceu" #> #> $docs[[1]]$dccountry #> [1] "de" #> #> $docs[[1]]$dccollection #> [1] "ftubbiepub" #> #> $docs[[1]]$dcprovider #> [1] "PUB - Publikationen an der Universität Bielefeld" #> #> $docs[[1]]$dctitle #> [1] "Search engine technology and digital libraries - Moving from theory to practice" #> #> $docs[[1]]$dccreator #> [1] "Summann, Friedrich; Lossau, Norbert" #> #> $docs[[1]]$dcperson #> [1] "Summann, Friedrich; Lossau, Norbert" #> #> $docs[[1]]$dcsubject #> [1] "Elektronische Bibliothek; Suchmaschine; Information Retrieval; Bielefeld Academic Search Engine; ddc:020" #> #> $docs[[1]]$dcdescription #> [1] "Summann F, Lossau N. Search engine technology and digital libraries - Moving from theory to practice. D-lib magazine . 2004;10(9). ; This article describes the development of a modern search engine-based information retrieval setting from its envisioning through to its technological realization. The author takes up the thread of an earlier article on this subject (ZfBB 51 (2004), 5/6), this time from a technical viewpoint. After presenting the conceptual considerations of the initial stages,this article deals principally with the technological aspects of the project." #> #> $docs[[1]]$dcpublisher #> [1] "CNRI Acct" #> #> $docs[[1]]$dcdate #> [1] "2004" #> #> $docs[[1]]$dcyear #> [1] "2004" #> #> $docs[[1]]$dctype #> [1] "info:eu-repo/semantics/article; doc-type:article; text" #> #> $docs[[1]]$dctypenorm #> [1] "121" #> #> $docs[[1]]$dcidentifier #> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824; https://pub.uni-bielefeld.de/record/1680982; https://pub.uni-bielefeld.de/download/1680982/2315314" #> #> $docs[[1]]$dclink #> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824" #> #> $docs[[1]]$dclanguage #> [1] "eng" #> #> $docs[[1]]$dcrelation #> [1] "info:eu-repo/semantics/altIdentifier/doi/10.1045/september2004-lossau; info:eu-repo/semantics/altIdentifier/issn/1082-9873; https://nbn-resolving.org/urn:nbn:de:0070-pub-16809824; https://pub.uni-bielefeld.de/record/1680982; https://pub.uni-bielefeld.de/download/1680982/2315314" #> #> $docs[[1]]$dcrights #> [1] "info:eu-repo/semantics/openAccess ; https://rightsstatements.org/vocab/InC/1.0/" #> #> $docs[[1]]$dcauthorid #> [1] "Summann, Friedrich | orcid:0000-0002-6297-3348" #> #> $docs[[1]]$dcorcid #> [1] "0000-0002-6297-3348" #> #> $docs[[1]]$dcdeweyfull #> [1] "020" #> #> $docs[[1]]$dcdeweyhuns #> [1] "0" #> #> $docs[[1]]$dcdeweytens #> [1] "02" #> #> $docs[[1]]$dcdeweyones #> [1] "020" #> #> $docs[[1]]$dcclasscode #> [1] "020" #> #> $docs[[1]]$dcdoi #> [1] "10.1045/september2004-lossau" #> #> $docs[[1]]$dcoa #> [1] "1" #> #> $docs[[1]]$dclang #> [1] "eng" #> #> #> $docs[[2]] #> $docs[[2]]$dchdate #> [1] "2020-08-05T10:53:05Z" #> #> $docs[[2]]$dcdocid #> [1] "88f9f2b6473596dca40499c60c37157b8c5b7a7e6e431d1ab7b20067032d8d3f" #> #> $docs[[2]]$dccontinent #> [1] "ceu" #> #> $docs[[2]]$dccountry #> [1] "de" #> #> $docs[[2]]$dccollection #> [1] "ftubbiepub" #> #> $docs[[2]]$dcprovider #> [1] "PUB - Publikationen an der Universität Bielefeld" #> #> $docs[[2]]$dctitle #> [1] "Suchmaschinentechnologie und Digitale Bibliotheken: Von der Theorie zur Praxis" #> #> $docs[[2]]$dccreator #> [1] "Summann, Friedrich; Lossau, Norbert" #> #> $docs[[2]]$dcperson #> [1] "Summann, Friedrich; Lossau, Norbert" #> #> $docs[[2]]$dcsubject #> [1] "Informatik; Massenmedien; Book; Bielefeld Academic Search Engine; Library; Documentation; Communication; Informatics; Libro; Biblioteca; Kommunikation; Documentazione; Comunicazione; Dokumentation; Informatica; Buch- und Bibliothekswesen; ddc:004" #> #> $docs[[2]]$dcdescription #> [1] "Summann F, Lossau N. Suchmaschinentechnologie und Digitale Bibliotheken: Von der Theorie zur Praxis. Zeitschrift für Bibliothekswesen und Bibliographie (ZfBB) . 2005;52(1):13-19. ; Der folgende Aufsatz beschreibt aus technischer Sicht den Weg von der Konzeption und Vision einer modernen suchmaschinenbasierten Suchumgebung zu ihrer technologischen Umsetzung. Er nimmt den Faden, der im ersten Teil ( ZfBB 51 (2004), 5/6) beschrieben wurde, unter technischen Gesichtspunkten wieder auf. Dabei werden neben den konzeptionellen Ausgangsüberlegungen schwerpunktmäßig die technologischen Aspekte beleuchtet. ; This article describes the development of a modern search enginebased information retrieval setting from its envisioning through to its technological realization. The author takes up the thread of an earlier article on this subject (ZfBB 51 (2004), 5/6), this time from a technical viewpoint. After presenting the conceptual considerations of the initial stages, this article deals principally with the technological aspects of the project." #> #> $docs[[2]]$dcpublisher #> [1] "Vittorio Klostermann GMBH" #> #> $docs[[2]]$dcdate #> [1] "2005" #> #> $docs[[2]]$dcyear #> [1] "2005" #> #> $docs[[2]]$dctype #> [1] "info:eu-repo/semantics/article; doc-type:article; text" #> #> $docs[[2]]$dctypenorm #> [1] "121" #> #> $docs[[2]]$dcidentifier #> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732; https://pub.uni-bielefeld.de/record/2516673; https://pub.uni-bielefeld.de/download/2516673/2516679" #> #> $docs[[2]]$dclink #> [1] "https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732" #> #> $docs[[2]]$dclanguage #> [1] "deu" #> #> $docs[[2]]$dcrelation #> [1] "info:eu-repo/semantics/altIdentifier/issn/0044-2380; https://nbn-resolving.org/urn:nbn:de:0070-pub-25166732; https://pub.uni-bielefeld.de/record/2516673; https://pub.uni-bielefeld.de/download/2516673/2516679" #> #> $docs[[2]]$dcrights #> [1] "info:eu-repo/semantics/openAccess ; https://rightsstatements.org/vocab/InC/1.0/" #> #> $docs[[2]]$dcautoclasscode #> [1] "020" #> #> $docs[[2]]$dcauthorid #> [1] "Summann, Friedrich | orcid:0000-0002-6297-3348" #> #> $docs[[2]]$dcorcid #> [1] "0000-0002-6297-3348" #> #> $docs[[2]]$dcdeweyfull #> [1] "004; 020" #> #> $docs[[2]]$dcdeweyhuns #> [1] "0; 0" #> #> $docs[[2]]$dcdeweytens #> [1] "00; 02" #> #> $docs[[2]]$dcdeweyones #> [1] "004; 020" #> #> $docs[[2]]$dcclasscode #> [1] "004" #> #> $docs[[2]]$dcoa #> [1] "1" #> #> $docs[[2]]$dclang #> [1] "ger" #> #> #> #> $facets #> list() #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "9" #> attr(,"q") #> [1] "lossau summann" #> attr(,"fl") #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> attr(,"fq") #> [1] "collection:ftubbiepub" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 2 #> attr(,"start") #> [1] 0 #> attr(,"maxScore") #> [1] "2.395762"
out <- list() system.time( for (i in 1:3) { out[[i]] <- bs_search(target = 'ftubbiepub', query = 'lossau summann', hits = 1) } ) #> user system elapsed #> 0.077 0.004 5.134 out #> [[1]] #> [[1]]$docs #> # A tibble: 1 x 31 #> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle #> <chr> <chr> <chr> <chr> <chr> <chr> <chr> #> 1 2020-0… c19046… ceu de ftubbiepub PUB - Pub… Search… #> # … with 24 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>, #> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>, #> # dctype <chr>, dctypenorm <chr>, dcidentifier <chr>, dclink <chr>, #> # dclanguage <chr>, dcrelation <chr>, dcrights <chr>, dcauthorid <chr>, #> # dcorcid <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>, dcdeweytens <chr>, #> # dcdeweyones <chr>, dcclasscode <chr>, dcdoi <chr>, dcoa <chr>, dclang <chr> #> #> [[1]]$facets #> list() #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "8" #> attr(,"q") #> [1] "lossau summann" #> attr(,"fl") #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> attr(,"fq") #> [1] "collection:ftubbiepub" #> attr(,"rows") #> [1] "1" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 2 #> attr(,"start") #> [1] 0 #> attr(,"maxScore") #> [1] "2.395762" #> #> [[2]] #> [[2]]$docs #> # A tibble: 1 x 31 #> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle #> <chr> <chr> <chr> <chr> <chr> <chr> <chr> #> 1 2020-0… c19046… ceu de ftubbiepub PUB - Pub… Search… #> # … with 24 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>, #> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>, #> # dctype <chr>, dctypenorm <chr>, dcidentifier <chr>, dclink <chr>, #> # dclanguage <chr>, dcrelation <chr>, dcrights <chr>, dcauthorid <chr>, #> # dcorcid <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>, dcdeweytens <chr>, #> # dcdeweyones <chr>, dcclasscode <chr>, dcdoi <chr>, dcoa <chr>, dclang <chr> #> #> [[2]]$facets #> list() #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "11" #> attr(,"q") #> [1] "lossau summann" #> attr(,"fl") #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> attr(,"fq") #> [1] "collection:ftubbiepub" #> attr(,"rows") #> [1] "1" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 2 #> attr(,"start") #> [1] 0 #> attr(,"maxScore") #> [1] "2.395762" #> #> [[3]] #> [[3]]$docs #> # A tibble: 1 x 31 #> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle #> <chr> <chr> <chr> <chr> <chr> <chr> <chr> #> 1 2020-0… c19046… ceu de ftubbiepub PUB - Pub… Search… #> # … with 24 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>, #> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>, #> # dctype <chr>, dctypenorm <chr>, dcidentifier <chr>, dclink <chr>, #> # dclanguage <chr>, dcrelation <chr>, dcrights <chr>, dcauthorid <chr>, #> # dcorcid <chr>, dcdeweyfull <chr>, dcdeweyhuns <chr>, dcdeweytens <chr>, #> # dcdeweyones <chr>, dcclasscode <chr>, dcdoi <chr>, dcoa <chr>, dclang <chr> #> #> [[3]]$facets #> list() #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "11" #> attr(,"q") #> [1] "lossau summann" #> attr(,"fl") #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> attr(,"fq") #> [1] "collection:ftubbiepub" #> attr(,"rows") #> [1] "1" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 2 #> attr(,"start") #> [1] 0 #> attr(,"maxScore") #> [1] "2.395762"
Faceting
bs_search(query = "unix", facets = c("dcsubject", "dcyear"), facet_limit = 10) #> Warning: `data_frame()` is deprecated as of tibble 1.1.0. #> Please use `tibble()` instead. #> This warning is displayed once every 8 hours. #> Call `lifecycle::last_warnings()` to see where this warning was generated. #> $docs #> # A tibble: 10 x 15 #> dcdocid dchdate dccollection dcprovider dctitle dcdescription dctype #> <chr> <chr> <chr> <chr> <chr> <chr> <chr> #> 1 cc7b9e… 2020-1… ftwikibooks WikiBooks… Wikibo… "UNIX Basics… Book #> 2 89ddd7… 2020-1… ftwikibooks WikiBooks… Wikibo… "Unix on lai… Book #> 3 211eab… 2020-1… ftwikibooks WikiBooks… Wikibo… "" Book #> 4 884007… 2020-1… ftwikibooks WikiBooks… Wikibo… "This is the… Book #> 5 b8b4e1… 2020-1… ftwikibooks WikiBooks… Wikibo… "О чём эта к… Book #> 6 820d1a… 2020-1… ftwikibooks WikiBooks… Wikibo… "TODO Talk a… Book #> 7 8c8c49… 2020-1… ftwikibooks WikiBooks… Wikibo… "Mac os X es… Book #> 8 a5a3ad… 2020-1… ftwikibooks WikiBooks… Wikibo… "¿Qué signif… Book #> 9 0d1778… 2020-1… ftwikibooks WikiBooks… Wikibo… "Unix/Linux" Book #> 10 670021… 2020-1… ftwikibooks WikiBooks… Wikibo… "stub Ubuntu… Book #> # … with 8 more variables: dctypenorm <chr>, dclanguage <chr>, dclang <chr>, #> # dcidentifier <chr>, dclink <chr>, dccontinent <chr>, dccountry <chr>, #> # dcoa <chr> #> #> $facets #> $facets$dcsubject #> # A tibble: 10 x 2 #> name value #> <chr> <chr> #> 1 Computer Programming and Software 578 #> 2 UNIX 316 #> 3 Software 278 #> 4 Unix 277 #> 5 Computing and Computers 217 #> 6 Computing 191 #> 7 COMPUTING 190 #> 8 And Information Science 189 #> 9 Linux 188 #> 10 99 General And Miscellaneous//Mathematics 187 #> #> $facets$dcyear #> # A tibble: 10 x 2 #> name value #> <chr> <chr> #> 1 1994 786 #> 2 1995 688 #> 3 1993 673 #> 4 2018 599 #> 5 1996 586 #> 6 1997 573 #> 7 1998 556 #> 8 1992 544 #> 9 2017 521 #> 10 1999 517 #> #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "177" #> attr(,"q") #> [1] "unix" #> attr(,"facet.limit") #> [1] "10" #> attr(,"facet.field") #> [1] "f_dcsubjectf_dcyear" #> attr(,"fl") #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> attr(,"facet.mincount") #> [1] "1" #> attr(,"fq") #> [1] "-collection:(ftpakistanrl OR ftubheidelojs OR ftunivzuliaojs OR ftsaludcuba OR ftunivsriwijaya OR ftunivmanitobao2 OR ftjba OR ftunivcasablanca OR ftulbbonndc OR ftjmethode OR ftjqe OR ftjajiks OR ftunivmendozaojs OR ftunisafricaojs OR ftunivpelojs OR ftpenamultimedia OR fttoobunivet OR ftjpjmd OR fthamzanwadiuniv OR ftjedu OR ftjberumpun OR ftjavacient OR ftiaingorontalo OR ftstmikpelitanus OR ftunivfssparaojs OR crunivchicagopr OR crjohnbenjaminsp OR ftstikesbanyuwan OR ftjofg)" #> attr(,"facet") #> [1] "true" #> attr(,"facet.sort") #> [1] "count" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 21343 #> attr(,"start") #> [1] 0 #> attr(,"maxScore") #> [1] "3.6168933" bs_search(query = "unix", facets = c("dcsubject", "dcyear"), f_dcsubject = '"computer science"', facet_limit = 10, verbose = TRUE) #> $docs #> # A tibble: 10 x 33 #> dchdate dcdocid dccontinent dccountry dccollection dcprovider dctitle #> <chr> <chr> <chr> <chr> <chr> <chr> <chr> #> 1 2019-1… 8631c6… cww org ftdatacite DataCite … GFT: A… #> 2 2020-0… e428bc… cww org ftdatacite DataCite … GFT: A… #> 3 2020-0… 6c572c… ceu ch ftethz ETH Züric… GFT: A… #> 4 2019-1… 124a35… cww org ftdatacite DataCite … Shared… #> 5 2019-1… 8b4ec3… ceu eu ftopengrey Open Grey… Standa… #> 6 2020-0… cb3c89… cww org ftdatacite DataCite … Shared… #> 7 2020-0… e981b2… cww org ftdatacite DataCite … HP-Obe… #> 8 2019-1… c9d33a… cww org ftdatacite DataCite … HP-Obe… #> 9 2019-1… 7aede2… ceu eu ftopengrey Open Grey… Depend… #> 10 2020-0… a6467e… ceu ch ftethz ETH Züric… HP-Obe… #> # … with 26 more variables: dccreator <chr>, dcperson <chr>, dcsubject <chr>, #> # dcdescription <chr>, dcpublisher <chr>, dcdate <chr>, dcyear <chr>, #> # dctype <chr>, dctypenorm <chr>, dcformat <chr>, dcidentifier <chr>, #> # dclink <chr>, dclanguage <chr>, dcrelation <chr>, dcrights <chr>, #> # dcdoi <chr>, dcoa <chr>, dclang <chr>, dccontenttype <chr>, dcsource <chr>, #> # dcdeweyfull <chr>, dcdeweyhuns <chr>, dcdeweytens <chr>, dcdeweyones <chr>, #> # dcclasscode <chr>, dccontributor <chr> #> #> $facets #> $facets$dcsubject #> # A tibble: 10 x 2 #> name value #> <chr> <chr> #> 1 computer science 37 #> 2 Data processing 14 #> 3 UNIX (BETRIEBSSYSTEME) 14 #> 4 UNIX (OPERATING SYSTEMS) 14 #> 5 info:eu-repo/classification/ddc/004 14 #> 6 technical report 8 #> 7 090 - Electronics and electrical engineering 6 #> 8 DISTRIBUTED APPLICATIONS + CLOUD COMPUTING + GRID COMPUTING (COMPUTER … 6 #> 9 MINICOMPUTER + WORKSTATIONS (COMPUTERSYSTEME) 6 #> 10 MINICOMPUTERS + WORKSTATIONS (COMPUTER SYSTEMS) 6 #> #> $facets$dcyear #> # A tibble: 10 x 2 #> name value #> <chr> <chr> #> 1 1994 8 #> 2 1990 3 #> 3 1993 3 #> 4 2003 3 #> 5 1981 2 #> 6 1983 2 #> 7 1995 2 #> 8 1984 1 #> 9 1985 1 #> 10 1986 1 #> #> #> attr(,"status") #> [1] 0 #> attr(,"QTime") #> [1] "136" #> attr(,"q") #> [1] "unix" #> attr(,"facet.limit") #> [1] "10" #> attr(,"facet.field") #> [1] "f_dcsubjectf_dcyear" #> attr(,"fl") #> [1] "dccollection,dccontenttype,dccontinent,dccountry,dccreator,dcauthorid,dcdate,dcdescription,dcdocid,dcdoi,dcformat,dcidentifier,dclang,dclanguage,dclink,dcorcid,dcperson,dcpublisher,dcrights,dcsource,dcsubject,dctitle,dcyear,dctype,dcclasscode,dctypenorm,dcdeweyfull,dcdeweyhuns,dcdeweytens,dcdeweyones,dcautoclasscode,dcrelation,dccontributor,dccoverage,dchdate,dcoa,dcrightsnorm" #> attr(,"facet.mincount") #> [1] "1" #> attr(,"fq") #> [1] "f_dcsubject:\"computer science\"-collection:(ftpakistanrl OR ftubheidelojs OR ftunivzuliaojs OR ftsaludcuba OR ftunivsriwijaya OR ftunivmanitobao2 OR ftjba OR ftunivcasablanca OR ftulbbonndc OR ftjmethode OR ftjqe OR ftjajiks OR ftunivmendozaojs OR ftunisafricaojs OR ftunivpelojs OR ftpenamultimedia OR fttoobunivet OR ftjpjmd OR fthamzanwadiuniv OR ftjedu OR ftjberumpun OR ftjavacient OR ftiaingorontalo OR ftstmikpelitanus OR ftunivfssparaojs OR crunivchicagopr OR crjohnbenjaminsp OR ftstikesbanyuwan OR ftjofg)" #> attr(,"facet") #> [1] "true" #> attr(,"facet.sort") #> [1] "count" #> attr(,"name") #> [1] "response" #> attr(,"numFound") #> [1] 37 #> attr(,"start") #> [1] 0 #> attr(,"maxScore") #> [1] "1.6781588"
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