BLEU (Bilingual Evaluation Understudy) is a method for evaluating the quality of translations made by machine translation systems. The higher the quality of a translation, the more similar it is to a reference translation, which is assumed to be correct.
Source: tatoeba (8315938)
The BLEU metric ranges from 0 to 1. Few translations will attain a score of 1 unless they are identical to a reference translation. For this reason, even a human translator will not necessarily score 1.
Source: tatoeba (8315963)
While in Paris, she enrolled in Le Cordon Bleu culinary school where she learned the traditional art of chocolate and pastry making.
Source: tatoeba (11734019)