Re: [statistics][numbers] Update the Gamma functions in Commons Numbers

2021-10-26 Thread Alex Herbert
On Tue, 26 Oct 2021 at 13:54, Gilles Sadowski wrote: <-- SNIP --> > There is also > https://issues.apache.org/jira/browse/NUMBERS-167 > that definitely should entail a performance gain not achievable with the > current API (a single "static" function). I will keep this in mind when porting the

Re: [statistics][numbers] Update the Gamma functions in Commons Numbers

2021-10-26 Thread Gilles Sadowski
Hello. Le lun. 25 oct. 2021 à 18:09, Alex Herbert a écrit : > > Many of the issues within [statistics] have now been resolved. There > are some remaining issues that are linked to the gamma functions in > [numbers]: Thanks for these accuracy and performance enhancements. > [...] > > [1] https:/

[statistics][numbers] Update the Gamma functions in Commons Numbers

2021-10-25 Thread Alex Herbert
Many of the issues within [statistics] have now been resolved. There are some remaining issues that are linked to the gamma functions in [numbers]: Large values of the mean in the Poisson distribution have low precision for the CDF. The distribution also has a configurable threshold for convergenc