> How to do PCA on this data? if it is in array how to do that? and also how > to use princomp() in PCA?
Principal component analysis, http://en.wikipedia.org/wiki/Principal_component_analysis may not be "built in". Do you know for sure that it is? According to this blog entry, you can do it in numpy by coding the algorithm: http://glowingpython.blogspot.com/2011/07/principal-component-analysis-with-numpy.html If you use Google and search for the term "Principal component analysis Python", you should see several implementations of modules that provide that algorithm. _______________________________________________ Tutor maillist - Tutor@python.org To unsubscribe or change subscription options: http://mail.python.org/mailman/listinfo/tutor