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ASF GitHub Bot commented on FLINK-2379: --------------------------------------- Github user chiwanpark commented on the pull request: https://github.com/apache/flink/pull/1032#issuecomment-162506577 I would like to shepherd this pull request. Sorry for long delay. > Add methods to evaluate field wise statistics over DataSet of vectors. > ---------------------------------------------------------------------- > > Key: FLINK-2379 > URL: https://issues.apache.org/jira/browse/FLINK-2379 > Project: Flink > Issue Type: New Feature > Components: Machine Learning Library > Reporter: Sachin Goel > Assignee: Sachin Goel > > Design methods to evaluate statistics over dataset of vectors. > For continuous fields, Minimum, maximum, mean, variance. > For discrete fields, Class counts, Entropy, Gini Impurity. > Further statistical measures can also be supported. For example, correlation > between two series, computing the covariance matrix, etc. > [These are currently the things Spark supports.] -- This message was sent by Atlassian JIRA (v6.3.4#6332)