浅层句法分析是指短语级的自然语言句法分析。
Shallow syntactic parsing refers to phrase-level syntactic parsing of natural languages.
汉语的结构单位存在层次性，语素、词短语、句子等层层递进，每一级语言单位都有一个内部成分的顺序问题。
The composition units of Chinese have progressive lagers of Morpheme, Word, phrase and sentence. Each layer has a question of the internal parts' order.
这样基于短语一级的置信度的研究，对于对话系统性能的提高具有重要的现实意义。
However, the confidence research based on the word-level, concept-level or utterance-level can not give enough information to this issue.
这样基于短语一级的置信度的研究，对于对话系统性能的提高具有重要的现实意义。
However, the confidence research based on the word-level, concept-level or utterance-level can not give enough information to this issue.
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