| 摘要 |
<p>A method for extracting keywords affecting the emotional change of the public from the blog comprises: an emotion index calculating step of calculating an emotion index using an emotional vocabulary dictionary based on vocabularies included in each comment in the blog; an emotional change section extracting step of extracting an emotional change section of the blog using the calculated emotion index; and a keyword extracting step of collecting comments included in the emotional change section and extracting main keywords included in the emotional change section from the collected comments. Therefore, when keywords affecting the emotional change of the public are extracted, the method helps to infer reasons associated with the emotional change of the public in a specific company or social issue to easily identify the needs of the public, thereby creating economic benefits later.</p> |
