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edelstoff
2011 Jun 16
2
optimization with Sparse matrices
...short, it does not look as though "optim" is compatible with sparse matrices. Does anyone have a suggestion for how I can maximize a function in R using sparse matrices for some of the data inputs?
Thanks,
JP
____________________________________________
Jean-Pierre H. Dubé
Sigmund E. Edelstone Professor of Marketing
The University of Chicago | Booth School of Business
5807 S. Woodlawn Avenue
Chicago, IL 60637
Tel: (773)-834-5377
e-mail: jdube@ChicagoBooth.edu<mailto:jdube@ChicagoBooth.edu>
WWW: ChicagoBooth.edu/fac/jean-pierre.dube
SSRN: http://ssrn.com/author= 105881...