[mlpack] [mlpack/mlpack] adds GammaDistribution::Train(observations, probabilities) (#834)
Yashu Seth
notifications at github.com
Thu Dec 22 11:39:48 EST 2016
yashu-seth commented on this pull request.
> + for(size_t i = 0; i < N; i++)
+ probabilities(i) = prob(generator);
+
+ // fit results with probabilities and data
+ GammaDistribution gDist;
+ gDist.Train(rdata, probabilities);
+
+ // fit results with only data
+ GammaDistribution gDist2;
+ gDist2.Train(rdata);
+
+ BOOST_REQUIRE_CLOSE(gDist2.Alpha(0), gDist.Alpha(0), 10);
+ BOOST_REQUIRE_CLOSE(gDist2.Beta(0), gDist.Beta(0), 10);
+
+ BOOST_REQUIRE_CLOSE(alphaReal, gDist.Alpha(0), 10);
+ BOOST_REQUIRE_CLOSE(betaReal, gDist.Beta(0), 10);
@rcurtin I increased the sample size from 500 till 50000 and it achieves a tolerance of 1% but it can't get 1e-5.
Besides, for the low and high probability two distribution test, it achieves a tolerance of < 2%.
--
You are receiving this because you commented.
Reply to this email directly or view it on GitHub:
https://github.com/mlpack/mlpack/pull/834
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://knife.lugatgt.org/pipermail/mlpack/attachments/20161222/e21fbf2b/attachment-0001.html>
More information about the mlpack
mailing list