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。
人工智能 计算语言学 释文 probabilistic context free grammar, PCFG 概率上下文无关文法
- natural science of psychology
- natural seeing
- natural seismic analysis code
- natural seismic data interpretation
- natural seismic data processing
- natural seismic prospecting
- natural selection
- natural self-governance
- Natural Semantics
- natural semantics
- natural sequence
- natural singular set
- natural situational teaching method
- natural slope
- natural slopes for terrace
- natural smoke exhaust
- natural soil
- natural source adhesive
- natural source geoelectric field
- natural span of life
- natural spline
- natural standard
- natural strategy
- natural stratification
- natural structure