• Title/Summary/Keyword: Word sense discrimination

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Company Name Discrimination in Tweets using Topic Signatures Extracted from News Corpus

  • Hong, Beomseok;Kim, Yanggon;Lee, Sang Ho
    • Journal of Computing Science and Engineering
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    • v.10 no.4
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    • pp.128-136
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    • 2016
  • It is impossible for any human being to analyze the more than 500 million tweets that are generated per day. Lexical ambiguities on Twitter make it difficult to retrieve the desired data and relevant topics. Most of the solutions for the word sense disambiguation problem rely on knowledge base systems. Unfortunately, it is expensive and time-consuming to manually create a knowledge base system, resulting in a knowledge acquisition bottleneck. To solve the knowledge-acquisition bottleneck, a topic signature is used to disambiguate words. In this paper, we evaluate the effectiveness of various features of newspapers on the topic signature extraction for word sense discrimination in tweets. Based on our results, topic signatures obtained from a snippet feature exhibit higher accuracy in discriminating company names than those from the article body. We conclude that topic signatures extracted from news articles improve the accuracy of word sense discrimination in the automated analysis of tweets.

Analysis of the Emotional experience design types of iPhone users - Focused on Q-methodology - (아이폰 사용자의 감성경험디자인 유형 분석 - Q 방법론을 중심으로 -)

  • Lee, Youngju;Lee, Hoeun
    • Journal of Communication Design
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    • v.38
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    • pp.312-320
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    • 2012
  • IPhone users who prefer to study the sensitivity of the subjective aspects of experience design elements, aiming to clarify and subjectivity, Q methodology for the study were able to detect four types through. The first type of usability on the iPhone to pursue the type of individuals who have sufficient understanding of sayongjeok behavior based on the use of features, ease of understanding, the physical sense, usability is important to all who were able to see that consist of: The second types of aesthetics to pursue the type of visual information of the product by the intuitive and subjective aesthetic impression was important to distinguish your type. The third types of discrimination to pursue the type of emotional self-image or self-owned products, to convey a message to anyone seriously here, and the fourth type is the type of active and absolute preference for the iPhone that has been identified as the type of .