Exploiting N-Best Hypotheses to Improve an SMT Approach to Grammatical Error Correction
Table 6: Performance of reranking and edit selection on the CoNLL-2014 test set. * indicates that the improvements are statistically significant (p<0.01) compared to the baseline system.
['[BOLD] System', '[BOLD] P', '[BOLD] R', '[BOLD] F0.5']
We perform reranking and edit selection using the edit classifier. The reranking method is applied on the 5-best and 10-best hypotheses. The edit selection method selects non-overlapping edits from the top n hypotheses with n∈[1,5].