Table 1.
Comparison of precision and speed in different configurations on RWTH-PHOENIX-Weather-2014T.
| Approach | BLEU-4 | BLEU-3 | BLEU-2 | BLEU-1 | ROUGE | Mean Latency (ms) | Speedup |
|---|---|---|---|---|---|---|---|
| Transformer N = 2 | 7.09 | 8.44 | 12.08 | 19.20 | 20.00 | 192 | 1× |
| PSAT d = {2, 2} | 6.74 | 8.13 | 11.90 | 19.11 | 19.76 | 101 | 1.90× |
| PSAT d = {4, 4} | 6.17 | 7.62 | 11.05 | 17.21 | 18.70 | 50 | 3.86× |
| PSAT d = {8, 8} | 5.66 | 7.00 | 10.22 | 14.36 | 16.61 | 27 | 7.32× |
| PSAT d = {1, 1, 1, 1} | 11.38 | 14.59 | 20.35 | 32.25 | 33.09 | 387 | 1× |
| PSAT d = {2, 2, 2, 2} | 11.04 | 14.38 | 19.92 | 32.13 | 32.90 | 210 | 1.84× |
| PSAT d = {8, 6, 4, 2} | 10.16 | 13.37 | 18.43 | 29.62 | 30.51 | 81 | 4.75× |
| PSAT d = {8, 4, 2, 1} | 11.02 | 14.47 | 20.08 | 32.10 | 33.01 | 108 | 3.60× |