“probabilistic context-free grammars”的概念、定义、翻译、参考文献-科学参考

单词	probabilistic context-free grammars
释义	probabilistic context-free grammars Encyclopedia 理学【基本概念】释 probabilistic context-free grammars; PCFG概率句法分析在上下文无关文法的基础上对每个规则加以概率限制，从而就可以求出一个句子的特定语法树的概率值的方法。又称概率上下文无关语法。
随便看	biological robot / bio-robot / robo-animal / cyborg biological sample storage technology biological sand fixation biological screening technology biological sedimentation biological sensitivity biological sensory biological sequence measurement biological sex difference biological signal processing Biological Societies of China biological soil crusts biological sonar system biological space biological species biological specimen biological specimen museum biological stability of pharmaceutical preparations biological structure measurement biological supply capacity biological symbiosis biological tag biologicaltarget biological techniques biological theory of aggression

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