[ 
https://issues.apache.org/jira/browse/FLINK-1732?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14581925#comment-14581925
 ] 

ASF GitHub Bot commented on FLINK-1732:
---------------------------------------

Github user shakir774 commented on the pull request:

    https://github.com/apache/flink/pull/823#issuecomment-111136272
  
    Given following error while executing the test suite by Travis CI. 
    Even `import org.apache.flink.ml.common._` is imported, what may cause this 
error.
    ```
    [INFO]                                 ^
    
    [ERROR] 
/home/travis/build/apache/flink/flink-staging/flink-ml/src/main/scala/org/apache/flink/ml/clustering/GMM.scala:95:
 error: not found: type Learner
    
    [INFO] class GMM extends Learner[Point,GMModel] {
    
    [INFO]                   ^
    
    [ERROR] 
/home/travis/build/apache/flink/flink-staging/flink-ml/src/main/scala/org/apache/flink/ml/clustering/GMM.scala:105:
 error: not found: value parameters
    
    [INFO]     parameters.add(NumIterations, numIterations)
    
    [INFO]     ^
    
    [ERROR] 
/home/travis/build/apache/flink/flink-staging/flink-ml/src/main/scala/org/apache/flink/ml/clustering/GMM.scala:115:
 error: not found: value parameters
    
    [INFO]     parameters.add(NumGaussians, numGaussians)
    
    [INFO]     ^
    
    [ERROR] 
/home/travis/build/apache/flink/flink-staging/flink-ml/src/main/scala/org/apache/flink/ml/clustering/GMM.scala:125:
 error: not found: value parameters
    
    [INFO]     parameters.add(InitialGaussians,initialGaussians)
    
    [INFO]     ^
    
    [ERROR] 
/home/travis/build/apache/flink/flink-staging/flink-ml/src/main/scala/org/apache/flink/ml/clustering/GMM.scala:258:
 error: not found: type Transformer
    
    [INFO] case class GMModel(gmm: DataSet[Gaussian]) extends 
Transformer[Point, Prediction]
    
    [INFO]                                                    ^
    
    [ERROR] 
/home/travis/build/apache/flink/flink-staging/flink-ml/src/main/scala/org/apache/flink/ml/clustering/GMM.scala:137:
 error: value parameters is not a member of org.apache.flink.ml.clustering.GMM
    
    [INFO]     val resultingParameters = this.parameters ++ fitParameters
    ```


> Add Gaussian mixture model to machine learning library
> ------------------------------------------------------
>
>                 Key: FLINK-1732
>                 URL: https://issues.apache.org/jira/browse/FLINK-1732
>             Project: Flink
>          Issue Type: New Feature
>          Components: Machine Learning Library
>            Reporter: Till Rohrmann
>            Assignee: Alexander Alexandrov
>              Labels: ML
>
> For clustering purposes a distribution-based clustering algorithm such as the 
> Gaussian mixture model [1] could be helpful.
> Resources:
> [1] 
> [http://en.wikipedia.org/wiki/Expectation%E2%80%93maximization_algorithm#Gaussian_mixture]



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