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2017-05-25 Thread 信息

Re: Could we expose log likelihood of EM algorithm in MLLIB?

2016-10-07 Thread
.org<mailto:u...@spark.apache.org>" mailto:u...@spark.apache.org>> 主题: Re: Could we expose log likelihood of EM algorithm in MLLIB? It's a good question and I had similar requirement in my work. I'm copying the implementation from mllib to ml currently, and then exposing the maxi

Re: Could we expose log likelihood of EM algorithm in MLLIB?

2016-10-07 Thread
rently, and then exposing the maximum log likelihood. I will send this PR soon. Thanks. Yanbo On Fri, Oct 7, 2016 at 1:37 AM, 王磊(安全部) mailto:wangleikidd...@didichuxing.com>> wrote: Hi, Do you guys sometimes need to get the log likelihood of EM algorithm in MLLIB? I mean the value in thi

Could we expose log likelihood of EM algorithm in MLLIB?

2016-10-07 Thread
Hi, Do you guys sometimes need to get the log likelihood of EM algorithm in MLLIB? I mean the value in this line https://github.com/apache/spark/blob/master/mllib/src/main/scala/org/apache/spark/mllib/clustering/GaussianMixture.scala#L228 Now copying the code here: val sums = breezeD