Before revision:  Experiments on Chinese- > English and German- > English show that our adaptive policies can outperform the fixed policies by up to 4 BLEU points for the same latency, and more surprisingly, it even surpasses greedy full-sentence translation in BLEU scores , but with much lower latency.
After revision:  Experiments on Chinese- > English and German- > English show that our adaptive policies can outperform the fixed policies by up to 4 BLEU points for the same latency, and more surprisingly, it even surpasses greedy full-sentence translation in the greedy mode (and very close to beam mode) , but with much lower latency.