On Tue, May 31, 2011 at 7:33 PM, David <da...@silveregg.co.jp> wrote:
> On 06/01/2011 10:08 AM, Charles R Harris wrote: > > Hi All, > > > > I've been contemplating new functions that could be added to numpy and > > thought I'd run them by folks to see if there is any interest. > > > > 1) Modified sort/argsort functions that return the maximum k values. > > This is easy to do with heapsort and almost as easy with mergesort. > > > > 2) Ufunc fadd (nanadd?) Treats nan as zero in addition. Should make a > > faster version of nansum possible. > > > > 3) Fast medians. > > +1 for fast median as well, and more generally fast "linear" (O(kN)) > order statistics would be nice. > > OK, noob question. What are order statistics? Chuck
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