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Author:

郑开雨 (郑开雨.) | 竹翠 (竹翠.)

Indexed by:

CQVIP

Abstract:

朴素贝叶斯分类器基于样本各属性相互条件独立的假设前提,它作为一种简单的词袋模型,忽略了上下文语境下同义词对分类的影响.本文提出相似词概念,使用相似词词簇代替传统的特征词典参与训练.首先训练word2vec得到词向量.然后,将特征词典用词向量表示后层次聚类,构建相似词词簇,并对其扩展.实验结果表明,改进后算法有效提高了文本分类的准确度,避免了因分类训练语料的差异导致分类效果的不稳定.

Keyword:

word2vec 朴素贝叶斯 文本分类

Author Community:

  • [ 1 ] [郑开雨]北京工业大学
  • [ 2 ] [竹翠]北京工业大学

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Source :

计算机与现代化

ISSN: 1006-2475

Year: 2018

Issue: 6

Page: 1-6

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 5

Chinese Cited Count:

30 Days PV: 17

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