DB Tsai created SPARK-4717:
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Summary: Optimize BLAS library to avoid de-reference multiple
times in loop
Key: SPARK-4717
URL: https://issues.apache.org/jira/browse/SPARK-4717
Project: Spark
Issue Type: Improvement
Components: MLlib
Reporter: DB Tsai
Have a local reference to `values` and `indices` array in the `Vector` object
so JVM can locate the value with one operation call. See `SPARK-4581` for
similar optimization, and the bytecode analysis.
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