文本网络表示研究与应用
Journal Title: Science Paper Online - Year 2007, Vol 2, Issue 10
Abstract
文本表示是文本信息处理的基础问题，目前常用的文本表示模型没有考虑文本中词汇间的关系，在表示文本时损失了大量的文本结构信息，而这些文本结构信息对于理解文本是至关重要的。本文提出了用词汇网络来表示文本，保留了文本结构，并根据词汇间关系的不同层次，依次提出了共现网络-语法网络-语义网络。将文本网络表示方法应用在文本分类中，检验了模型的表示能力。实验结果表明文本网络表示方法要优于向量空间模型。
Authors and Affiliations
Jianyi LIU, Jinghua WANG, Cong WANG
Keywords
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