[Numpy-discussion] Medians that ignore values
Stefan Van der Walt
Fri Sep 19 10:09:07 CDT 2008
On 19 Sep 2008, at 16:07 , Alan G Isaac wrote:
> On 9/19/2008 4:35 AM David Cournapeau apparently wrote:
>> I never use NaN as missing value
> What do you use?
Masked arrays. Using NaN's for missing values is dangerous. You may
do some operation, which generates invalid results, and then you have
a mixed bag of missing and invalid values.
More information about the Numpy-discussion