Manage massive matrices in R using C++, with support for shared memory and memory-mapped files.


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Documentation for package ‘bigmemory’ version 3.12

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bigmemory-package bigmemory: massive matrices in (possibly shared) memory.
as.big.matrix The core "big.matrix" operations.
attach.big.matrix The basic shared "big.matrix" operations.
attach.rw.mutex Mutual exclusion functionality for shared memory matrices in package "bigmemory"
backingpath The core "big.matrix" operations.
backingpath,big.matrix-method Class "big.matrix".
big.matrix The core "big.matrix" operations.
big.matrix-class Class "big.matrix".
bigglm.big.matrix Use Thomas Lumley's "biglm" package with a "big.matrix"
biglm.big.matrix Use Thomas Lumley's "biglm" package with a "big.matrix"
bigmemory bigmemory: massive matrices in (possibly shared) memory.
binit Count elements appearing in bins of one or two variables.
binit,big.matrix-method Class "big.matrix".
colmax Basic statistics for "big.matrix" objects.
colmax,big.matrix-method Class "big.matrix".
colmean Basic statistics for "big.matrix" objects.
colmean,big.matrix-method Class "big.matrix".
colmin Basic statistics for "big.matrix" objects.
colmin,big.matrix-method Class "big.matrix".
colna Basic statistics for "big.matrix" objects.
colna,big.matrix-method Class "big.matrix".
colprod Basic statistics for "big.matrix" objects.
colprod,big.matrix-method Class "big.matrix".
colrange Basic statistics for "big.matrix" objects.
colrange,big.matrix-method Class "big.matrix".
colsd Basic statistics for "big.matrix" objects.
colsd,big.matrix-method Class "big.matrix".
colsum Basic statistics for "big.matrix" objects.
colsum,big.matrix-method Class "big.matrix".
colvar Basic statistics for "big.matrix" objects.
colvar,big.matrix-method Class "big.matrix".
deepcopy Produces a physical copy of a "big.matrix"
describe The basic shared "big.matrix" operations.
describe,big.matrix-method Class "big.matrix".
describe,rw.mutex-method Mutual exclusions (mutexes) for shared memory.
dim,big.matrix-method Class "big.matrix".
dimnames,big.matrix-method Class "big.matrix".
dimnames<-,big.matrix,list-method Class "big.matrix".
filebacked.big.matrix The core "big.matrix" operations.
hash.mat Create a hash into a "big.matrix"
head,big.matrix-method Class "big.matrix".
is.big.matrix The core "big.matrix" operations.
is.filebacked The core "big.matrix" operations.
is.filebacked,big.matrix-method Class "big.matrix".
is.filebacked,matrix-method Class "big.matrix".
is.separated The core "big.matrix" operations.
is.separated,big.matrix-method Class "big.matrix".
is.separated,matrix-method Class "big.matrix".
is.shared The core "big.matrix" operations.
is.shared,big.matrix-method Class "big.matrix".
is.shared,matrix-method Class "big.matrix".
max,big.matrix-method Class "big.matrix".
mean,big.matrix-method Class "big.matrix".
min,big.matrix-method Class "big.matrix".
mwhich Expanded "which"-like functionality.
mwhich,big.matrix,ANY,ANY,ANY,character-method Class "big.matrix".
mwhich,big.matrix,ANY,ANY,ANY,missing-method Class "big.matrix".
mwhich,matrix,ANY,ANY,ANY,character-method Class "big.matrix".
mwhich,matrix,ANY,ANY,ANY,missing-method Class "big.matrix".
ncol,big.matrix-method Class "big.matrix".
nebytes The core "big.matrix" operations.
nebytes,big.matrix-method Class "big.matrix".
nrow,big.matrix-method Class "big.matrix".
print,big.matrix-method Class "big.matrix".
prod,big.matrix-method Class "big.matrix".
range,big.matrix-method Class "big.matrix".
read.big.matrix File interface for a "big.matrix"
read.big.matrix,character-method Class "big.matrix".
rlock Mutual exclusion functionality for shared memory matrices in package "bigmemory"
rw.mutex Mutual exclusion functionality for shared memory matrices in package "bigmemory"
rw.mutex-class Mutual exclusions (mutexes) for shared memory.
rw.mutex-method Mutual exclusions (mutexes) for shared memory.
rwlock Mutual exclusion functionality for shared memory matrices in package "bigmemory"
shared.big.matrix The core "big.matrix" operations.
sum,big.matrix-method Class "big.matrix".
summary,big.matrix-method Class "big.matrix".
tail,big.matrix-method Class "big.matrix".
typeof,big.matrix-method Class "big.matrix".
unlock Mutual exclusion functionality for shared memory matrices in package "bigmemory"
write.big.matrix File interface for a "big.matrix"
write.big.matrix,big.matrix,character-method Class "big.matrix".
[,big.matrix,ANY,ANY,logical-method Class "big.matrix".
[,big.matrix,ANY,ANY,missing-method Class "big.matrix".
[,big.matrix,ANY,missing,logical-method Class "big.matrix".
[,big.matrix,ANY,missing,missing-method Class "big.matrix".
[,big.matrix,missing,ANY,logical-method Class "big.matrix".
[,big.matrix,missing,ANY,missing-method Class "big.matrix".
[,big.matrix,missing,missing,logical-method Class "big.matrix".
[,big.matrix,missing,missing,missing-method Class "big.matrix".
[.big.matrix The core "big.matrix" operations.
[<-,big.matrix,ANY,ANY-method Class "big.matrix".
[<-,big.matrix,ANY,missing-method Class "big.matrix".
[<-,big.matrix,missing,ANY-method Class "big.matrix".
[<-,big.matrix,missing,missing-method Class "big.matrix".