Makoto Yui created HIVEMALL-121:
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Summary: Add `-libsvm` formatting option for `feature_hashing`
Key: HIVEMALL-121
URL: https://issues.apache.org/jira/browse/HIVEMALL-121
Project: Hivemall
Issue Type: Improvement
Reporter: Makoto Yui
Priority: Minor
`-libsvm` option is expected to output {code}(<index>:<value>)*{code}.
{code:sql}
select feature_hashing(features, '-libsvm') from train;
{code}
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