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https://issues.apache.org/jira/browse/FLINK-13915?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xu Yang updated FLINK-13915:
----------------------------
Description:
Summarizer is the class for calculating statistics, summary is the result class
of summarizer. Summary defines methods to get statistics. Statistics include
count, mean, variance, min, max, standardDeviation, normL1 and normL2.
* Add BaseSummarizer which is the base class of summarizer.
* Add BaseSummary which is the base class of summary.
* Add BaseVectorSummarizer which defined functions to calculate statistics.
* Add BaseVectorSummary which defined functions to get statistics.
was:
DocWordSplitCount is TableFunction to split the document and return
word count.
* Add DocWordSplitCount for the operation of the DocWordSplitCount.
* Add DocWordSplitCountTest for the test example.
> Add several base classes of summarizer.
> ---------------------------------------
>
> Key: FLINK-13915
> URL: https://issues.apache.org/jira/browse/FLINK-13915
> Project: Flink
> Issue Type: Sub-task
> Components: Library / Machine Learning
> Reporter: Xu Yang
> Priority: Major
>
> Summarizer is the class for calculating statistics, summary is the result
> class of summarizer. Summary defines methods to get statistics. Statistics
> include count, mean, variance, min, max, standardDeviation, normL1 and normL2.
> * Add BaseSummarizer which is the base class of summarizer.
> * Add BaseSummary which is the base class of summary.
> * Add BaseVectorSummarizer which defined functions to calculate statistics.
> * Add BaseVectorSummary which defined functions to get statistics.
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