[Numpy-discussion] Re: mean_std function returning both mean and std

2023-06-03 Thread Ronald van Elburg
I had a look at C-solution, it delegates the summation over one axis from the axis tuple to the C-helper. And then the remaining axes are summed from _methods.py. Worst case: if the axis delegated to helper is very short compared to the other axes I would expect hardly any speed-up, and savings

[Numpy-discussion] Re: mean_std function returning both mean and std

2023-06-03 Thread Jerome Kieffer
On Fri, 02 Jun 2023 21:42:51 - "Ronald van Elburg" wrote: > I had a closer look at the paper. When I have more brain and time I > may check the mathematics. The focus is however more on streaming > data, which is an application with completely different demands. I > think that here we can not