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2008-04-24 15:04:59 +00:00
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2008-03-05 Naoaki Okazaki <okazaki at chokkan org>
* CRFsuite 0.4 (the first public release):
- Website and documentation for CRFsuite.
- Tutorial on the CoNLL 2000 chunking shared task.
- Performance comparison on the CoNLL 2000 chunking shared task.
- Bug fix in L2 regularization.
- A number of small improvements for the public release.
2007-12-12 Naoaki Okazaki <okazaki at chokkan org>
* CRFsuite 0.3 (internal release):
- Implemented scaling method for forward/backward algorithm.
- Removed the code for computing the forward/backward algorithm in logarithm domain.
2007-11-30 Naoaki Okazaki <okazaki at chokkan org>
* CRFsuite 0.2 (internal release):
- Orthant-Wise Limited-memory Quasi-Newton (OW-LQN) method for L1 regularization.
- Configurable L-BFGS parameters (number of limited memories, epsilon).
2007-10-29 Naoaki Okazaki <okazaki at chokkan org>
* CRFsuite 0.1 (internal release):
- Initial release.