On 4/26/07, Anton Sherwood anton.sherwood@gmail.com wrote:
All I really need is the four highest eigenvalues and their vectors. I'll have a look in "Python Cookbook" to see if there's a more efficient way to do that partial sort.
Maybe "heapq.nlargest()" is what you want? http://www.python.org/doc/2.4/lib/module-heapq.html