Re: [R] cov and huge matrix

2013-09-21 Thread Uwe Ligges
On 17.09.2013 18:11, Hermann Norpois wrote: Hello, I tried to compute the covariance (between the columns) of a matrix with 20. This failed ... Error: cannot allocate vector of size 691.2 GB Ok, this is rather huge. But ... On the other hand ... Is there an alternative to cov? Maybe

[R] cov and huge matrix

2013-09-17 Thread Hermann Norpois
Hello, I tried to compute the covariance (between the columns) of a matrix with 20. This failed ... Error: cannot allocate vector of size 691.2 GB Ok, this is rather huge. But ... On the other hand ... Is there an alternative to cov? Maybe one could combine combn with cov - so it is rather