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NEWS
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About detail changes after v.2.2.0, see the file ChangeLog.

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ChaSen 2.4.3 (2008/05/31)
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- bug fix
  http://sourceforge.jp/tracker/index.php?func=detail&aid=12464&group_id=2619&atid=9708
  please use darts-0.32 or higher.

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ChaSen 2.4.2 (2007/07/23)
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- bug fix
  tokenization bug: unknown words with an half width space

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ChaSen 2.4.1 (2007/07/03)
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- bug fix
  https://sourceforge.jp/tracker/index.php?func=detail&aid=10259&group_id=2619&atid=9708

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ChaSen 2.4.0 (2007/03/30)
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- bug fix
- -s option (re-analysis)

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ChaSen 2.3.3 (2003/08/16)
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- bug fix
- print null strings with empty readings and pronunciations.
- read the paths of chasenrc and grammar files from the registry
  on Windows.

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ChaSen 2.3.2 (2003/08/01)
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- bug fix
- new dictionary format for registoring conjugation form specified 
  words.

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ChaSen 2.3.1 (2003/06/19)
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- removed PATDIC, SUFDIC
- introduced -i option (Character Encoding)
        (e: EUC-JP, s:Shift_JIS, w:UTF-8, a:ISO-8859-1) 

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ChaSen 2.3.0 (2003/02/24)
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- introduced a double array library "Darts" for dictionary look up
- bug fix for sortdic
- extension for the module reading `cforms.cha'
    -- to change BASE_FORM name
- increased the number of dictionaries (*.int/pat/ary) from 5 to 32.
- removed server and client mode
- removed command interpreter

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ChaSen 2.2.9 (2002/02/08)
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- bug fix

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ChaSen 2.2.8 (2001/07/23)
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- bug fix for sentence end processing for annotation symbols

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ChaSen 2.2.7 (2001/06/22)
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- bug fix for sentence end processing
- "EOS" length is modified from 3 to 0.

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ChaSen 2.2.6 (2001/04/17)
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- bug fix for sentence end processing
  (this bug comes from chasen-2.2.3)

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ChaSen 2.2.5 (2001/03/24)
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- bug fix for bigendian 

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ChaSen 2.2.4 (2001/03/18)
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- chasen-config 
  new option --chasenrc-path
- bug fix for composit POS module
- bug fix for compound words module
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If you have some questions, send mail to chasen@is.aist-nara.ac.jp
