On May 31, 2011, at 8:08 PM, 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.
+1 > > 2) Ufunc fadd (nanadd?) Treats nan as zero in addition. Should make a faster > version of nansum possible. +0 --- Some discussion at the data array summit led to the view that supporting nan-enabled dtypes (nanfloat64, nanfloat32, nanint64) might be a better approach for nan-handling. This needs more discussion, but useful to mention in this context. > > 3) Fast medians. Definitely order-statistics would be the right thing to handle generally. -Travis > > > Chuck > _______________________________________________ > NumPy-Discussion mailing list > [email protected] > http://mail.scipy.org/mailman/listinfo/numpy-discussion --- Travis Oliphant Enthought, Inc. [email protected] 1-512-536-1057 http://www.enthought.com _______________________________________________ NumPy-Discussion mailing list [email protected] http://mail.scipy.org/mailman/listinfo/numpy-discussion
