Increase number of entries in memory per chunk of dictionary
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Key: MAHOUT-277
URL: https://issues.apache.org/jira/browse/MAHOUT-277
Project: Mahout
Issue Type: Improvement
Affects Versions: 0.3
Reporter: Robin Anil
Assignee: Robin Anil
Fix For: 0.3
Java HashMap was having a huge overhead that was decreasing the number of
entries per chunk hence increases number of passes over the data
Dictionary was using Text,LongWritable key. Integer is enough to keep the
feature ids.
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