Displaying 2 results from an estimated 2 matches for "bigmemoryanalyt".
2009 Jun 02
2
bigmemory - extracting submatrix from big.matrix object
I am using the library(bigmemory) to handle large datasets, say 1 GB,
and facing following problems. Any hints from anybody can be helpful.
_Problem-1:
_
I am using "read.big.matrix" function to create a filebacked big matrix
of my data and get the following warning:
> x =
read.big.matrix("/home/utkarsh.s/data.csv",header=T,type="double",shared=T,backingfile
2009 Jul 20
2
kmeans.big.matrix
Hi,
I'm playing around with the 'bigmemory' package, and I have finally
managed to create some really big matrices. However, only now I
realize that there may not be functions made for what I want to do
with the matrices...
I would like to perform a cluster analysis based on a big.matrix.
Googling around I have found indications that a certain
kmeans.big.matrix() function should