中国科技论文在线
在线评论细粒度情感分析
蓝天广，万岩**
(北京邮电大学经济管理学院，北京100876 )
5 摘要：在线评充满了大量决策信息使得消费者与制造商受益。然而，随着商品属性的多样化，
只对评论整体分类的传统的情感分析已经不能满足消费者与制造商的需求，他们需要细粒度
的属性分类与分析：消费者需要得到其所关心的目标商品属性的分析，制造商需要从评论中
了解自身产品优劣以及顾客口味。本文进行细粒度情感分析进行商品属性分析，并且通过通
10 用的评论抓取方法、归纳女式连衣裙商品属性方法及基于词性规则的隐式属性发现方法使得
本研究更加具有通用性。
关键词：细粒度；情感分析；属性分析；隐式属性
中图分类号：TP391
15 Fine-grained Sentiment Analysis Of Online Reviews
Lan Tianguang , WAN Yan
(School of Economics and Management,Beijing University of Posts and Telecommunications,
Beijing 100876)
20
Abstract: A huge number of online reviews which are valuable voice of customer and full of
decision information benefit consumers and product designers. However, with commodity
attributes becoming more diverse, the traditional sentiment analysis of overall emotional tendency
already can’t satisfy the needs of buyers and manufacturers, because they need fine-grained
25 attributes analysis. Consumers hope to get analysis results of target attributes and manufacturers
hope to master strengths and weaknesses of products and also consumers’ taste. This study
conducts a fine-grained sentiment analysis research to solve this problem and we increase
generality of the application by the general methods we use to crawl reviews, induce general
category of product attributes in women’ dress and find implicit features based on POS rules.
30 Key words: Fine-grained; Sentiment analysis; Attitude analysis; Implicit attributes
0 引言
在线评论(online review )是网络口碑的一种重要形式，一般指潜在或实际消费者在电
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