Christine Poerschke created SOLR-12699:
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Summary: make LTRScoringModel immutable (to allow hashCode caching)
Key: SOLR-12699
URL: https://issues.apache.org/jira/browse/SOLR-12699
Project: Solr
Issue Type: Sub-task
Security Level: Public (Default Security Level. Issues are Public)
Components: contrib - LTR
Reporter: Christine Poerschke
[~slivotov] wrote in SOLR-12688:
bq. ... LTRScoringModel was a mutable object. It was leading to the calculation
of hashcode on each query, which in turn can consume a lot of time ... So I
decided to make LTRScoringModel immutable and cache hashCode calculation. ...
(Please see SOLR-12688 description for overall context and analysis results.)
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