Using words that occur nearby in the same document
Using WordNet synonyms and antonyms
Use seeds and semi-supervised learning to induce lexicons
5)Other Sentiment Tasks
Find all highly frequent phrases across reviews (“fish tacos”)
Filter by rules like “occurs right after sentiment word”:“…greatfish tacos” means fish tacos a likely aspect
Blair-Goldensohn et al.提出了一套通用的aspect-based summarization models,如下图所示:
详细见论文:S. Blair-Goldensohn, K. Hannan, R. McDonald, T. Neylon, G. Reis, and J. Reynar. 2008.Building a Sentiment Summarizer for Local Service Reviews. WWW Workshop
另外,其他的一些情感分析的相关任务有:
Emotion:个人情绪
Detecting annoyed callers to dialogue system
Detecting confused/frustrated versus confident students
Mood: 个人情绪
Finding traumatized or depressed writers
Interpersonal stances: 人际关系中的谈话方式
Detection of flirtation or friendliness in conversations
Personality traits: 性
Detection of extroverts
三、参考资料
Lecture Slides:Sentiment Analysis
Sentiment tutorial
赵妍研,文本情感分析综述
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有什么好奇怪的