ffbase: Basic Statistical Functions for Package 'ff'
Version 0.12.3

Extends the out of memory vectors of 'ff' with statistical functions and other utilities to ease their usage.

AuthorEdwin de Jonge, Jan Wijffels, Jan van der Laan
Date of publication2016-03-23 00:29:24
MaintainerEdwin de Jonge <edwindjonge@gmail.com>
LicenseGPL-3
Version0.12.3
URL http://github.com/edwindj/ffbase
Package repositoryView on CRAN
InstallationInstall the latest version of this package by entering the following in R:
install.packages("ffbase")

Getting started

Package overview

Popular man pages

all.ff: Summary methods for ff objects
droplevels.ffdf: The function 'droplevels' is used to drop unused levels from...
ffbase-package: Basic statistical functions for ff
ffdfappend: Append a dataframe or an 'ffdf' to another 'ffdf'
ffdfdply: Performs a split-apply-combine on an ffdf
ffdfrbind.fill: rbind for ffdf where missing columns are added if not...
unique.ff: Unique values for ff and ffdf objects
See all...

All man pages Function index File listing

Man pages

all.ff: Summary methods for ff objects
any.ff: Summary methods for ff objects
as.character.ff: Character Vectors
as.Date.ff_vector: Date Conversion Functions for 'ff' vector
as.ffdf.ffdf: Trivial implementation, but very handy
as.ram.ffdf: As ram for an ffdf to get your ffdf as a data frame in RAM
bigglm.ffdf: Bounded memory linear regression
binned_sum: Fast summing in different bins
binned_sumsq: Fast squared summing in different bins
binned_tabulate: Fast tabulating in different bins
byMean: Fast conditional mean
bySum: Fast conditional sum
c.ff: Concatenate 'ff' vectors
chunkexpr: Chunk an expression
chunkify: Chunkify an element-wise function
compact: Compact a ff vector or ffdf data frame
condMean: Fast conditional mean
condSum: Fast conditional sum
cumsum.ff: Cumulative Sums, Products, and Extremes
cut.ff: Convert Numeric ff vector to factor ff
diff.ff: Lagged Differences
droplevels.ff: The function 'droplevels' is used to drop unused levels from...
droplevels.ffdf: The function 'droplevels' is used to drop unused levels from...
duplicated.ff: Duplicated for ff and ffdf objects
expand.ffgrid: Create a 'ffdf' from All Combinations of Factors
ffappend: Append a ff vector to another ff vector
ff_arithmetic: Arithmetic Operators for ff vectors
ffbase-package: Basic statistical functions for ff
ffdfappend: Append a dataframe or an 'ffdf' to another 'ffdf'
ffdfdply: Performs a split-apply-combine on an ffdf
ffdfrbind.fill: rbind for ffdf where missing columns are added if not...
ffdfwith: Evaluate an expression in a ffdf data environment
ffextract: Reading and writing vectors extended to handle logical 'ff'...
ffextractffdf: Reading and writing data.frames (ffdf)
ffifelse: Conditional Element Selection for 'ff' vectors.
ffmatch: Value Matching for ff objects
ff_math: Math for ff vectors
ff_ops: Ops for ff vectors
ffordered: Add the order of a ff vector of the 'ff' vector 'x'
ffrandom: Generate 'ff' vector with draws from distribution
ffrep.int: Replicate Elements of 'ff' vectors.
ffseq: Sequence Generation of 'ff' vectors.
ffseq_len: Sequence Generation of 'ff' vectors.
ffwhich: Create an index from a filter statement
format.ff_vector: Date Conversion Functions for 'ff' vector
grouprunningcumsum: Groups the input integer vector into several groups if the...
hist2d.ff: compute and plot 2 dimensional histogram of ff data
hist.ff: hist for ff vectors
ikey: Creates a unique integer key for unique combinations of rows...
is.na.ff: 'Not Available' / Missing Values for ff vectors
laf_to_ffdf: Use LaF to import data into 'ffdf' data.frame
load.ffdf: Loads ffdf data.frames from a directory
mean.ff: Mean of ff vector
merge.ffdf: Merge two ffdf by common columns, or do other versions of...
min.ff: Minimum, maximum and range of ff vector
move.ffdf: Moves all the columns of ffdf data.frames into a directory
pack.ffdf: Packs ffdf data.frames into a compressed file
pkg-deprecated: Save a ffdf data.frame in directory
quantile.ff: quantiles
rle_ff: Compute the lengths and values of runs of equal values in a...
save.ffdf: Save ffdf data.frames in a directory
set_ffbase_logging: sets the logging of ffbase
subset.ff: Subsetting a ff vector or ffdfdata frame
sum.ff: Sum of 'ff' vector Elements
table: Cross Tabulation and Table Creation
tabulate.ff: Tabulation for ff vectors
transform.ffdf: Transform a ffdf data.frame
unique.ff: Unique values for ff and ffdf objects
unpack.ffdf: Unpacks previously stored ffdf data.frame into a directory
with.ffdf: Evaluate an expression in a ffdf data environment
within.ffdf: Evaluate an expression in a ffdf data environment

Functions

!.ff_vector Man page
!=.ff_vector Man page
&.ff_vector Man page
*.ff_vector Man page
+.ff_vector Man page
-.ff_vector Man page
/.ff_vector Man page
<.ff_vector Man page
<=.ff_vector Man page
==.ff_vector Man page
>.ff_vector Man page
>=.ff_vector Man page
Arithmetic Man page
Math Man page
Operators Man page
[.ff Man page
[.ffdf Man page
[<-.ff Man page
[<-.ffdf Man page
\%/\%.ff_vector Man page
\%\%.ff_vector Man page
\%in\% Man page
^.ff_vector Man page
abs.ff_vector Man page
acos.ff_vector Man page
acosh.ff_vector Man page
addfforder Man page Source code
all.ff Man page Source code
any.ff Man page Source code
as.Date.ff_vector Man page
as.character.ff Man page Source code
as.ff_matrix Source code
as.ff_matrix.ffdf Source code
as.ffdf.ffdf Man page Source code
as.ffdf.list Source code
as.ram.ffdf Man page Source code
asin.ff_vector Man page
asinh.ff_vector Man page
atan.ff_vector Man page
atanh.ff_vector Man page
bigglm.ffdf Man page Source code
binned_sum Man page Source code
binned_sum.default Man page Source code
binned_sum.ff Man page Source code
binned_sumsq Man page Source code
binned_sumsq.default Man page Source code
binned_sumsq.ff Man page Source code
binned_tabulate Man page Source code
binned_tabulate.default Man page Source code
binned_tabulate.ff Man page Source code
byMean Man page Source code
bySum Man page Source code
c.ff Man page Source code
ceiling.ff_vector Man page
checkRange Source code
chunk Source code
chunkexpr Man page Source code
chunkify Man page Source code
coerce_to_allowNA Source code
coerce_to_highest_vmode Source code
compact Man page Source code
compact.ff Man page Source code
compact.ffdf Man page Source code
condMean Man page Source code
condSum Man page Source code
cos.ff_vector Man page
cosh.ff_vector Man page
cummax.ff Man page Source code
cummin.ff Man page Source code
cumprod.ff Man page Source code
cumsum.ff Man page Source code
cut.ff Man page Source code
diff.ff Man page Source code
digamma.ff_vector Man page
droplevels.ff Man page Source code
droplevels.ffdf Man page Source code
duplicated.ff Man page Source code
duplicated.ffdf Man page Source code
emptyLogger Source code
exp.ff_vector Man page
expand.ffgrid Man page Source code
expm1.ff_vector Man page
ffappend Man page Source code
ffbase Man page
ffbase-package Man page
ffbaseffdfindexget Source code
ffdfappend Man page Source code
ffdfdply Man page Source code
ffdfget_columnwise Source code
ffdfmatch Man page Source code
ffdfrbind.fill Man page Source code
ffdfsave Man page Source code
ffdfwith Man page Source code
ffifelse Man page Source code
ffmatch Man page Source code
ffordered Man page Source code
ffrandom Man page Source code
ffrep.int Man page Source code
ffseq Man page Source code
ffseq_len Man page Source code
ffsorted Man page Source code
ffwhich Man page Source code
ffwhich.ff_vector Source code
ffwhich.ffdf Source code
first Source code
floor.ff_vector Man page
format.ff_vector Man page
gamma.ff_vector Man page
grouprunningcumsum Man page Source code
grouprunningcumsumindex Source code
hist.ff Man page Source code
hist2d.ff Man page Source code
ikey Man page Source code
is.na.ff Man page Source code
is.na<-.ff Man page
laf_to_ffdf Man page Source code
lgamma.ff_vector Man page
list.names Source code
load.ffdf Man page Source code
log.ff_vector Man page
log10.ff_vector Man page
log1p.ff_vector Man page
log2.ff_vector Man page
mathff_math Source code
mathff_math2 Source code
mathff_math_log Source code
max.ff Man page Source code
mean.ff Man page Source code
merge.ffdf Man page Source code
min.ff Man page Source code
move.ffdf Man page Source code
onLoad Source code
opsff_arith Source code
opsff_compare_logic Source code
pack.ffdf Man page Source code
quantile.ff Man page Source code
range.ff Man page Source code
rbind.ffdf Source code
rev.ff Source code
rle Source code
rle_ff Man page Source code
round.ff_vector Man page
save.ffdf Man page Source code
set_ffbase_logging Man page Source code
sign.ff_vector Man page
signif.ff_vector Man page
sin.ff_vector Man page
sinh.ff_vector Man page
sqrt.ff_vector Man page
subset.ff Man page Source code
subset.ffdf Man page Source code
sum.ff Man page Source code
table Man page Source code
table.ff Man page Source code
tabulate.ff Man page Source code
tan.ff_vector Man page
tanh.ff_vector Man page
transform.ffdf Man page Source code
trigamma.ff_vector Man page
trunc.ff_vector Man page
unique.ff Man page Source code
unique.ffdf Man page Source code
unpack.ffdf Man page Source code
with.ffdf Man page Source code
within.ffdf Man page Source code
|.ff_vector Man page

Files

tests
tests/testthat.R
tests/testthat
tests/testthat/testwithin.R
tests/testthat/testseq.R
tests/testthat/testwith.R
tests/testthat/testffwhich.R
tests/testthat/testffdfplyr.R
tests/testthat/testrange_ff.R
tests/testthat/testduplicated.R
tests/testthat/testlaf.R
tests/testthat/testtransform.R
tests/testthat/testsave_ffdf.R
tests/testthat/testdroplevels.R
tests/testthat/testffmatch.R
tests/testthat/testSummary.R
tests/testthat/testffappend.R
tests/testthat/testffranfrom.R
tests/testthat/testrisplit.R
tests/testthat/testtabulate_ff.R
tests/testthat/testsum_ff.R
tests/testthat/testcumsum.R
tests/testthat/testunique.R
tests/testthat/testmean.ff.R
tests/testthat/testffifelse.R
tests/testthat/testmin.ff.R
tests/testthat/testtable_ff.R
tests/testthat/testsops.R
tests/testthat/testrle_ff.R
tests/testthat/testmerge.R
tests/testthat/testisna.R
tests/testthat/testsubset.R
tests/testthat/testextract.R
tests/testthat/testchunkify.R
tests/testthat/testikey.R
tests/testthat/testcut_ff.R
src
src/bySumsq.c
src/binned_sum.c
src/grouprunningcumsumindex.c
src/binned_sumsq.c
src/grouprunningcumsum.c
src/binned_tabulate.c
src/bySum.c
NAMESPACE
NEWS
R
R/ffordered.R
R/rbind_ffdf.R
R/binned_sum.R
R/byMean.R
R/duplicated.R
R/subset.R
R/Summary_ff.R
R/ffwhich.R
R/laf_to_ffdf.R
R/tsum.R
R/save_ffdf.R
R/rle_ff.R
R/pkg.R
R/cut_ff.R
R/ffdfsave.R
R/auxilary.R
R/as.R
R/rev_ff.R
R/tabulate_ff.R
R/logging.R
R/ffseq.R
R/diff_ff.R
R/quantile_ff.R
R/binned_sumsq.R
R/ffdfwith.R
R/ffappend.R
R/expand_ffgrid.R
R/unique.R
R/hist_ff.R
R/chunkify.R
R/ffifelse.R
R/ffdfdply.R
R/ffrandom.R
R/with.R
R/table_ff.R
R/compact.R
R/extract.R
R/isNA.R
R/transform.R
R/merge.R
R/bigglm.R
R/ikey.R
R/droplevels.R
R/bySum.R
R/Ops.R
R/hist2d.R
R/cumsum.R
R/ffmatch.R
R/ffrep.R
R/binned_tabulate.R
R/zzz.R
R/date_formatting.R
R/mean.R
MD5
DESCRIPTION
man
man/ffdfrbind.fill.Rd
man/binned_sumsq.Rd
man/save.ffdf.Rd
man/pack.ffdf.Rd
man/ff_arithmetic.Rd
man/ffrandom.Rd
man/subset.ff.Rd
man/sum.ff.Rd
man/duplicated.ff.Rd
man/table.Rd
man/move.ffdf.Rd
man/ffifelse.Rd
man/as.ffdf.ffdf.Rd
man/tabulate.ff.Rd
man/bigglm.ffdf.Rd
man/ffbase-package.Rd
man/quantile.ff.Rd
man/byMean.Rd
man/with.ffdf.Rd
man/compact.Rd
man/as.ram.ffdf.Rd
man/ffseq_len.Rd
man/ffappend.Rd
man/condSum.Rd
man/chunkexpr.Rd
man/set_ffbase_logging.Rd
man/as.character.ff.Rd
man/hist.ff.Rd
man/bySum.Rd
man/all.ff.Rd
man/grouprunningcumsum.Rd
man/min.ff.Rd
man/hist2d.ff.Rd
man/c.ff.Rd
man/within.ffdf.Rd
man/load.ffdf.Rd
man/unique.ff.Rd
man/ffseq.Rd
man/cut.ff.Rd
man/pkg-deprecated.Rd
man/ffdfdply.Rd
man/ffordered.Rd
man/as.Date.ff_vector.Rd
man/binned_sum.Rd
man/mean.ff.Rd
man/droplevels.ff.Rd
man/condMean.Rd
man/ffdfappend.Rd
man/cumsum.ff.Rd
man/format.ff_vector.Rd
man/transform.ffdf.Rd
man/ffrep.int.Rd
man/ffdfwith.Rd
man/expand.ffgrid.Rd
man/unpack.ffdf.Rd
man/is.na.ff.Rd
man/ffextractffdf.Rd
man/ff_ops.Rd
man/ffextract.Rd
man/any.ff.Rd
man/droplevels.ffdf.Rd
man/binned_tabulate.Rd
man/ffmatch.Rd
man/ikey.Rd
man/ffwhich.Rd
man/merge.ffdf.Rd
man/chunkify.Rd
man/laf_to_ffdf.Rd
man/diff.ff.Rd
man/rle_ff.Rd
man/ff_math.Rd
ffbase documentation built on May 19, 2017, 3:49 p.m.

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