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From Apache Wiki <wikidi...@apache.org>
Subject [Lucene-java Wiki] Update of "LucenePapers" by jpountz
Date Sun, 24 Jun 2012 19:50:32 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Lucene-java Wiki" for change notification.

The "LucenePapers" page has been changed by jpountz:
http://wiki.apache.org/lucene-java/LucenePapers?action=diff&rev1=1&rev2=2

Comment:
DocumentsWriterPerThread

  In addition to VInt encoding, Lucene supports (or plans to support) other postings list
encoding formats (FOR, PFOR, Simple9 ...):
  
   * [[http://www2008.org/papers/pdf/p387-zhangA.pdf|Performance of Compressed Inverted List
Caching in Search Engines]]. Jiangong Zhang, Xiaohui Long, Torsten Suel. (2008)
-  * [[http://blog.mikemccandless.com/2010/08/lucene-performance-with-pfordelta-codec.html|Lucene
performance with the PForDelta codec]]. Mike McCandless, Changing bits, August 2nd, 2010.
+  * [[http://blog.mikemccandless.com/2010/08/lucene-performance-with-pfordelta-codec.html|Lucene
performance with the PForDelta codec]]. Mike !McCandless, Changing bits, August 2nd, 2010.
  
  === The Pulsing codec ===
  
  An optimized codec for fields that have lots of rare terms.
  
   * [[http://www.jopedersen.com/Publications/cutting90optimizations.pdf|Optimizations for
Dynamic Inverted Index maintenance]]. Doug Cutting, Jan Pedersen.
-  * [[http://blog.mikemccandless.com/2010/06/lucenes-pulsingcodec-on-primary-key.html|Lucene's
PulsingCodec on "Primary Key" Fields]]. Mike McCandless, Changing bits, June 5th, 2010.
+  * [[http://blog.mikemccandless.com/2010/06/lucenes-pulsingcodec-on-primary-key.html|Lucene's
PulsingCodec on "Primary Key" Fields]]. Mike !McCandless, Changing bits, June 5th, 2010.
+ 
+ === DocumentsWritersPerThread ===
+ 
+ Improved concurrency of index updates.
+ 
+  * [[http://www.searchworkings.org/blog/-/blogs/lucene-indexing-gains-concurrency|Lucene
indexing gains concurrency]]. Simon Willnauer, SearchWorkings blog (May 3rd, 2011),
+  * [[http://www.searchworkings.org/blog/-/blogs/gimme-all-resources-you-have-i-can-use-them%21|Exploiting
full IO and CPU concurrency when indexing with Apache Lucene]. Simon Willnauer, SearchWorkings
blog (May 3rd, 2011).
  
  == Query execution ==
  
@@ -27, +34 @@

  Lucene has a new block tree terms dictionary, inspired of burst tries.
  
   * [[https://issues.apache.org/jira/browse/LUCENE-3030|LUCENE-3030 Block tree terms dict
& index]],
-  * [[http://www.lucidimagination.com/sites/default/files/file/LR2012/AutomatonInvasionLuceneRevolution2012.pdf|Automata
invasion]] Robert Muir, Michael McCandless,
+  * [[http://www.lucidimagination.com/sites/default/files/file/LR2012/AutomatonInvasionLuceneRevolution2012.pdf|Automata
invasion]] Robert Muir, Michael !McCandless,
   * [[http://citeseer.ist.psu.edu/viewdoc/summary?doi=10.1.1.18.3499|Burst Tries: A Fast,
Efficient Data Structure for String Keys]]. Steffen Heinz , Justin Zobel , Hugh E. Williams.
(2002)
  
  === NumericRangeQuery ===
@@ -42, +49 @@

  Lucene 4.0 supports an improved fuzzy query implementation that is based on Levenshtein
automata.
  
   * [[http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.16.652|Fast String Correction
with Levenshtein-Automata.]] Klaus Schulz , Stoyan Mihov. (2002)
-  * [[http://blog.mikemccandless.com/2011/03/lucenes-fuzzyquery-is-100-times-faster.html|Lucene's
FuzzyQuery is 100 times faster in 4.0]]. Mike McCandless, Changing bits, March 24th, 2011.
+  * [[http://blog.mikemccandless.com/2011/03/lucenes-fuzzyquery-is-100-times-faster.html|Lucene's
FuzzyQuery is 100 times faster in 4.0]]. Mike !McCandless, Changing bits, March 24th, 2011.
  
  == Misc ==
  

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