larsmans/scipy — comment on commit ebb2e71915ff3644bd55dcb010d06a0197ee2bad
File: scipy/misc/common.py line 47
By larsmans:

Eh, yeah, `logaddexp`, not `logsumexp`. The scikit-learn community decided to replace `logaddexp.reduce` by this algorithm some time ago, which solved some numerical stability issues. I'm not sure on which NumPy version those occurred.