[jira] [Closed] (FLINK-13923) Add summarizer and summary for table.

["Dong Lin (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-13923?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dong Lin closed FLINK-13923.
----------------------------
    Resolution: Won't Do

> Add summarizer and summary for table.
> -------------------------------------
>
>                 Key: FLINK-13923
>                 URL: https://issues.apache.org/jira/browse/FLINK-13923
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Library / Machine Learning
>            Reporter: Xu Yang
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> Summarizer is the class for calculating statistics, summary is the result class of summarizer. Summary defines methods to get statistics. It can deal with missing value and multiple types. TableSummarizer and TableSummary is the implement for table. Statistics include count, mean, variance, min, max, standardDeviation, normL1, normL2, numMissingValue and numValidValue. 
>  * Add TableSummarizer which will calculate statistics for table.
>  * Add TableSummary which can get statistics of table.



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