TABLE II.
An Example of 1-Gram Precision and 2-Gram Precision in BLEU Score
| Grams | From Candidate | Appear in Y | Precision |
|---|---|---|---|
| 1-gram | (R909), (J189), (J969) | (R909), (J189) | 2/3 |
| 2-gram | (R909, J189), (J189, J969) | (R909, J189) | 1/2 |
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