Difference between revisions of "Parsing (State of the art)"
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| Line 24: | Line 24: | ||
| Collins (1999), Bikel (2004) | | Collins (1999), Bikel (2004) | ||
| [http://www.cis.upenn.edu/~dbikel/software.html Dan Bikel's implementation] | | [http://www.cis.upenn.edu/~dbikel/software.html Dan Bikel's implementation] | ||
| − | | | + | | ? |
| − | | | + | | ? |
|- | |- | ||
| Berkeley Parser | | Berkeley Parser | ||
| Automatically induced PCFG | | Automatically induced PCFG | ||
| − | | Petrov | + | | Petrov et al. (2006), Petrov and Klein (2007) |
| [http://nlp.cs.berkeley.edu/Main.html#Parsing Berkeley Parser] | | [http://nlp.cs.berkeley.edu/Main.html#Parsing Berkeley Parser] | ||
| 90.1% | | 90.1% | ||
| Line 37: | Line 37: | ||
| − | Bikel, D. (2004). ''[http://www.cis.upenn.edu/~dbikel/papers/thesis.pdf On The Parameter Space of Generative Lexicalized | + | Bikel, D. (2004). ''[http://www.cis.upenn.edu/~dbikel/papers/thesis.pdf On The Parameter Space of Generative Lexicalized Statistical Parsing Models]''. PhD Thesis, Computer and Information Science, University of Pennsylvania. |
| − | Statistical Parsing Models]''. PhD Thesis, Computer and Information Science, University of Pennsylvania. | ||
Collins, M. (1999). ''[http://people.csail.mit.edu/mcollins/papers/thesis.ps Head-driven Statistical Models for Natural Language Parsing]''. PhD Thesis, Computer and Information Science, University of Pennsylvania. | Collins, M. (1999). ''[http://people.csail.mit.edu/mcollins/papers/thesis.ps Head-driven Statistical Models for Natural Language Parsing]''. PhD Thesis, Computer and Information Science, University of Pennsylvania. | ||
| Line 44: | Line 43: | ||
Johnson, M., and Charniak, E. (2005). [http://acl.ldc.upenn.edu/P/P05/P05-1022.pdf Coarse-to-fine n-best parsing and MaxEnt discriminative reranking]. ''Proceedings of the 43rd Annual Meeting of the ACL'', pages 173–180, Ann Arbor, June 2005. | Johnson, M., and Charniak, E. (2005). [http://acl.ldc.upenn.edu/P/P05/P05-1022.pdf Coarse-to-fine n-best parsing and MaxEnt discriminative reranking]. ''Proceedings of the 43rd Annual Meeting of the ACL'', pages 173–180, Ann Arbor, June 2005. | ||
| + | Petrov, Barrett, Thibaux and Klein, ACL 2006 [http://www.eecs.berkeley.edu/~petrov/data/acl06.pdf] | ||
| + | |||
| + | Petrov and Klein, NAACL 2007 [http://www.eecs.berkeley.edu/~petrov/data/naacl07.pdf] | ||
[[Category:State of the art]] | [[Category:State of the art]] | ||
Revision as of 10:51, 27 June 2007
- Performance measure: PARSEVAL - the evalb program
- Training data: sections 2-22 of Wall Street Journal corpus
- Testing data: section 23 of Wall Street Journal corpus
| System name | Short description | Main publications | Software | Results (PARSEVAL) | Comments |
|---|---|---|---|---|---|
| Johnson & Charniak's Parser | Lexicalized N-Best PCFG + Discriminative re-reanking | Johnson and Charniak (2005) | download | 91.4% | works well also on Brown |
| Collins' Parser | Lexicalized PCFG | Collins (1999), Bikel (2004) | Dan Bikel's implementation | ? | ? |
| Berkeley Parser | Automatically induced PCFG | Petrov et al. (2006), Petrov and Klein (2007) | Berkeley Parser | 90.1% | works well also for Chinese and German |
Bikel, D. (2004). On The Parameter Space of Generative Lexicalized Statistical Parsing Models. PhD Thesis, Computer and Information Science, University of Pennsylvania.
Collins, M. (1999). Head-driven Statistical Models for Natural Language Parsing. PhD Thesis, Computer and Information Science, University of Pennsylvania.
Johnson, M., and Charniak, E. (2005). Coarse-to-fine n-best parsing and MaxEnt discriminative reranking. Proceedings of the 43rd Annual Meeting of the ACL, pages 173–180, Ann Arbor, June 2005.
Petrov, Barrett, Thibaux and Klein, ACL 2006 [1]
Petrov and Klein, NAACL 2007 [2]