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| From: | Dmitri A. Sergatskov |
| Subject: | [Octave-bug-tracker] [bug #61143] Functions sum and mean returns wrong answer for single precision input |
| Date: | Sat, 11 Sep 2021 16:02:42 -0400 (EDT) |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0 |
Follow-up Comment #5, bug #61143 (project octave):
OK. Thanks. So a more sophisticated summation algorithm could help. For
example for the modification of OP's test case
works fine:
x=single(100*ones(100e+6,1));
xx=reshape(x, 1e4, 1e4);
sum(sum(xx))
mean(mean(xx))
WWMD?
Dmitri.
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