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https://issues.apache.org/jira/browse/LUCENE-2218?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12801502#action_12801502
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Steven Rowe commented on LUCENE-2218:
-------------------------------------
New output from the fixed benchmark script - no change in the ShingleFilter
patch:
JAVA:
java version "1.5.0_15"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_15-b04)
Java HotSpot(TM) 64-Bit Server VM (build 1.5.0_15-b04, mixed mode)
OS:
cygwin
WinVistaService Pack 2
Service Pack 26060022202561
||Max Shingle
Size||Unigrams?||Unpatched||Patched||StandardAnalyzer||Improvement||
|2|no|5.03s|4.62s|2.18s|16.8%|
|2|yes|5.20s|4.84s|2.18s|13.5%|
|4|no|6.42s|5.70s|2.18s|20.5%|
|4|yes|6.53s|5.89s|2.18s|17.3%|
> ShingleFilter improvements
> --------------------------
>
> Key: LUCENE-2218
> URL: https://issues.apache.org/jira/browse/LUCENE-2218
> Project: Lucene - Java
> Issue Type: Improvement
> Components: contrib/analyzers
> Affects Versions: 3.0
> Reporter: Steven Rowe
> Priority: Minor
> Attachments: LUCENE-2218.benchmark.patch,
> LUCENE-2218.benchmark.patch, LUCENE-2218.benchmark.patch, LUCENE-2218.patch
>
>
> ShingleFilter should allow configuration of minimum shingle size (in addition
> to maximum shingle size), so that it's possible to (e.g.) output only
> trigrams instead of bigrams mixed with trigrams. The token separator used in
> composing shingles should be configurable too.
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