Bridging the Gap between Training and Inference for Neural Machine Translation
Table 2: Factor analysis on Zh→En translation, the results are average BLEU scores on MT03∼06 datasets.
['[BOLD] Systems', '[BOLD] Average']
We propose several strategies to improve the performance of approach on relieving the overcorrection problem, including utilizing the word-level oracle, the sentence-level oracle, and incorporating the Gumbel noise for oracle selection.