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Sparse Data Issue in MT Evaluation

Don’t Trust BLEU &lt;20. Czech-to-English tested on: (Number of judgments in brackets.) MetricsMATR08 (cn+ar: 1652), WMT08 News Articles (de: 199, fr: 251), WMT08 Europarl (es: 190, fr: 183), WMT09 (cz: 320, de: 749, es: 484, fr: 786, hu: 287). English-to-Czech tested on:

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Approximating a Deep-Syntactic Metric for MT Evaluation and Tuning

Approximating a Deep-Syntactic Metric for MT Evaluation and Tuning. Matouš Macháček, Ondřej Bojar ; { machacek, bojar} @ ufal.mff. cuni.cz ; Charles University in Prague, MFF, ÚFAL. Tunable Metric Task. Approximations. Overview.

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