Makoto Yui created HIVEMALL-169:
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Summary: Bytecode-based Stackmachine for DecisionTree models
Key: HIVEMALL-169
URL: https://issues.apache.org/jira/browse/HIVEMALL-169
Project: Hivemall
Issue Type: Improvement
Reporter: Makoto Yui
Currently, Hivemall supports word-code based Stack Machine evaluation is
supported.
Bytecode-based StackMachine improves CPU L2 cache hit ratio and model
evaluation performance.
[https://github.com/apache/incubator-hivemall/blob/master/core/src/main/java/hivemall/smile/vm/StackMachine.java]
Use Java bytecode or not is a discussion issue. [Maximum method length
issue|https://issues.apache.org/jira/browse/SPARK-22772] exists.
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