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Finding out out-of-vocabulary words is an urgent and difficult task in Chinese words segmentation. To avoid the defect causing by offline training in the traditional method, the paper ptoposes an improved prediction by partical match (PPM) segmenting algorithm for Chinese words based on extracting local context information, which adds the context information of the testing text into the local PPM statistical model so as to guide the detection of new words. The algorithm focuses on the process of online segmentation and new word detection which achieves a good effect in the close or opening test, and outperforms some well-known Chinese segmentation system to a certain extent.  相似文献   
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量词和含量短语的分析排岐是汉语文本自动分析中的难点之一。本文总结了量词与名词、数词、形容词在语法和语义上的相互制约关系,并说明了如何将这些制约关系应用于相关短语的词义排岐和结构排岐。实验表明其排岐效果是令人满意人。  相似文献   
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描述了一个用于比较Linux系统中可靠信号与不可靠信号实验的设计。首先,简要描述了UNIX/Linux信号机制以及不可靠信号和可靠信号,然后根据不可靠信号与可靠信号的特点给出了几个用于比较二者差别的程序,接着考察了在使用libc6的Linux系统中无法正确观察到不可靠信号实验现象的问题并给出了一个解决方案。  相似文献   
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基于关联规则挖掘的汉语语义搭配规则获取方法   总被引:1,自引:0,他引:1  
针对自然语言处理系统在短语分析时的词汇排歧和结构排歧需要,本文提出了一种基于语料库的汉语短语语义搭配规则自动获取方法.该方法以《知网》为语义知识资源,在标注了句法语义信息的汉语短语熟语料库基础上,先采用数据挖掘中元规则制导的交叉层关联规则挖掘方法,自动发现汉语短语的语义搭配规律,再根据统计结果自动优选后生成语义搭配规则库.实验结果表明该方法是切实可行的.运用该方法自动获取的语义搭配规则具有较好的排歧效果.  相似文献   
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To identify Song Ci style automatically, we put forward a novel stylistic text categorization approach based on words and their semantic in this paler. And a modified special word segmentation method, a new semantic relativity computing method based on HowNet along with the corresponding word sense disambiguation method are proposed to extract words and semantic features from Song Ci. Experiments are carried out and the results show that these methods are effective.  相似文献   
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In this article, a novel logic which concerns with the natural property of comprehension is presented, and the cognitive state of the agent is also considered. The cognitive comprehension operator is put forward, the logical system is established, and then the axioms and the properties of the system are discussed. Finally,the application of the cognitive comprehension logic in the understanding of the metaphor is showed.  相似文献   
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