Read a file as a Filebacked Big Matrix
Read a file as a Filebacked Big Matrix.
read.fbm(file, select)
file |
The File to read. |
select |
Indices of columns to read (sorted). The length of select will be the number of columns of the resulting FBM. |
The functions read a file as a Filebacked Big Matrix object. For more information see the "bigstatsr" package.
A Filebacked Big Matrix object.
Michail Tsagris.
R implementation and documentation: Michail Tsagris <mtsagris@uoc.gr>.
## Not run: dataset <- matrix( runif(100 * 50, 1, 100), ncol = 50 ) write.csv(dataset, "dataset.csv") a <- read.fbm("dataset.csv", select = 1:50) ## End(Not run)
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