Unsupervised Constituency Parsing on Penn TreeBank English (test)
69.6Mean S-F1Ours (sentence-wise parse-focusing)
Evaluation results
| Method | Links | |||
|---|---|---|---|---|
| Ours (sentence-wise parse-focusing)grammar type=explicit, NT (Number of Nonterminals)=45002024.07 | 69.6 | 70.3 | — | |
| Ours (sentence-wise parse-focusing)grammar type=explicit, NT (Number of Nonterminals)=302024.07 | 67.4 | 68.4 | — | |
| FGG-TNPCFGgrammar type=explicit, reproduced=false2024.07 | 64.1 | — | — | |
| NBL-PCFGgrammar type=explicit, reproduced=false2024.07 | 60.4 | — | — | |
| TN-PCFGgrammar type=explicit2024.07 | 57.7 | 65.6 | — | |
| FGG-TNPCFGgrammar type=explicit, reproduced=true2024.07 | 57.4 | 66.8 | — | |
| C-PCFGgrammar type=explicit, MBR decoding=true2024.07 | 56.3 | 60.1 | — | |
| DIORAgrammar type=implicit, reproduced=false2024.07 | 55.7 | 56.8 | — | |
| C-PCFGgrammar type=explicit, MBR decoding=false2024.07 | 55.4 | 59 | — | |
| NL-PCFGgrammar type=explicit2024.07 | 55.3 | — | — | |
| Structformergrammar type=implicit, reproduced=false2024.07 | 54 | — | — | |
| NBL-PCFGgrammar type=explicit, reproduced=true2024.07 | 53.3 | 62.3 | — | |
| Structformergrammar type=implicit, reproduced=true2024.07 | 52.3 | 54.2 | — | |
| N-PCFGgrammar type=explicit, MBR decoding=true2024.07 | 52.1 | 55.8 | — | |
| N-PCFGgrammar type=explicit, MBR decoding=false2024.07 | 50.9 | 52.3 | — | |
| DIORAgrammar type=implicit, reproduced=true2024.07 | 43.6 | 44.8 | — | |
| C-PCFG+Implementation=Literature2024.04 | — | — | 55.2 | |
| C-PCFG+Implementation=Reproduction2024.04 | — | — | 52.6 | |
| GPT-3.52024.04 | — | — | 36.2 | |
| MLM-IPImplementation=Literature2024.04 | — | — | 49 | |
| MLM-IPImplementation=Reproduction2024.04 | — | — | 46.4 | |
| N-PCFG+Implementation=Literature2024.04 | — | — | 50.8 | |
| N-PCFG+Implementation=Reproduction2024.04 | — | — | 50.8 | |
| Span Overlap2024.04 | — | — | 52.9 | |
| TN-PCFG+Implementation=Literature2024.04 | — | — | 57.7 | |
| TN-PCFG+Implementation=Reproduction2024.04 | — | — | 51.2 |