Description Usage Arguments Details Value Examples
Search CCAFS data
1 2 3 4 5 6 7 8 9 10 11 |
file_set |
(integer) a file set, 2 through 12 |
scenario |
(integer) a scenario, 1 through 10 |
model |
(integer) a model, 1 through 89 |
extent |
(character) an extent, 'global' or 'region' |
format |
(character) a format, 'ascii' or 'esri' |
period |
(integer) a period, 1 through 10 |
variable |
(integer) a variable, 1 through 7, or 9999 |
resolution |
(integer) a resolutions, 1 through 7 |
tile |
(character) a tile defining a spatial area on the globe. one of A1-6, B1-6, or C1-6. See web interface for where those are located. |
See ccafs-search for details on parameters.
note that some URLs will be for Amazon S3 and others will have different base URLS (e.g., http://gisweb.ciat.cgiar.org)
Output can be passed to cc_data_fetch()
, and subsequently to
cc_data_read()
character strings, one or more urls
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | ## Not run:
(res <- cc_search(file_set = 12, extent = "global", format = "ascii",
period = 4, variable = 1, resolution = 4))
res <- cc_search(file_set = 7, extent = "region", format = "ascii",
period = 9, variable = 5, resolution = 6)
cc_data_fetch(res[3])
# Alternatively, you can use the helper list
# where you can reference options by name
# the downside is that this is very verbose
(res <- cc_search(file_set = cc_params$file_set$`Delta method IPCC AR4`,
scenario = cc_params$scenario$`SRES B1`,
model = cc_params$model$bccr_bcm2_0,
extent = cc_params$extent$global,
format = cc_params$format$ascii,
period = cc_params$period$`2040s`,
variable = cc_params$variable$Precipitation,
resolution = cc_params$resolution$`5 minutes`))
## End(Not run)
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