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Posted to dev@flink.apache.org by "Xu Yang (JIRA)" <ji...@apache.org> on 2019/08/09 15:29:00 UTC

[jira] [Created] (FLINK-13675) Add class of Vector Slice Mapper

Xu Yang created FLINK-13675:
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             Summary: Add class of Vector Slice Mapper
                 Key: FLINK-13675
                 URL: https://issues.apache.org/jira/browse/FLINK-13675
             Project: Flink
          Issue Type: Sub-task
          Components: Library / Machine Learning
            Reporter: Xu Yang


VectorSlicerMapper maps a vector to a thin vector , which define by input indices. It is useful for extracting features from a vector column.
 * Add VectorSliceMapper for mapping Op.
 * Add VectorSliceMapperTest for unit test.
 * Add VectorSliceParams for parameters.



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