szcf-weiya


For question (d), I have no idea at the first glance. Then I found a question on [Math Stackexchange](https://math.stackexchange.com/questions/105142/determining-whether-a-function-is-piecewise-polynomial) which is also about the proof of piecewise polynomial. It is...

finished kNN & kmeans. 两个待解决的问题 - 为什么贝叶斯误差率为0 - 加入LVQ

finished fastICA and ProDenICA. http://rmd.hohoweiya.xyz/sim_14_42.html

to optimize: add kernelICA

related question at [quora](https://www.quora.com/Do-random-forests-tend-to-overfit-as-more-trees-are-added)

related question at [zhihu](https://www.zhihu.com/question/30295075/answer/47592367)

related question at [datascience.stackexchange](https://datascience.stackexchange.com/questions/1028/do-random-forest-overfit?newreg=47321f1bfc5d4581b859eeac7793fb48)

> Never seen this behavior. What type of screenshot did you take? Does it happen every time or just randomly? Can you log a bug and describe the exact steps...

Looking forward to this feature too. Thanks!