sparse SVD

A. M. Archibald peridot.faceted at gmail.com
Sat Nov 11 16:57:24 CST 2006


On 11/11/06, koara <koara at atlas.cz> wrote:
> Hello, is there a way to do SVD of large sparse matrices efficiently in
> python? All i found was scipy (little sparse support, no SVD), pysparse
> (no SVD) and PROPACK (no python). Out of these, PROPACK seems the most
> enticing choice, but i have no experience porting fortran code and this
> seems too big a bite. Any pointers or suggestions are most welcome!

Numpy includes the program "f2py" for generating python wrappers for
fortran code; it's not too difficult to use, even for a non-fortran
programmer like me.

If you do write wrappers, please send them to the scipy list - it's
always good to build up the library.

A. M. Archibald

-------------------------------------------------------------------------
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642




More information about the Numpy-discussion mailing list