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The high popularity of Weibo has greatly enriched people's lives, allowing online users to share their feelings through posting comments. However, more and more spam comments are also being posted in users' blogs on this social media. In this paper, in order to effectively detect spam comments in Chinese micro-blogs, we introduce semantic analysis to construct a Self-Extensible Spam Dictionary which...
Hashing methods have proven to be useful for a variety of tasks and have attracted extensive attention in recent years. Various hashing approaches have been proposed to capture similarities between textual, visual, and cross-media information. However, most of the existing works use a bag-of-words methods to represent textual information. Since words with different forms may have similar meaning,...
We present an approach to create an Internet slang annotated dictionary to help identifying the level of specific attitudes and moods (specifically aggressiveness, distress, hatefulness and offensiveness) in social networks and social media posts. The annotation refers to the attitudes, with the actual meaning having a low importance. The annotated dictionary is intended for automatic use in the detection...
The online news media has been an important resource that people digest information. However, people may be overwhelmed by the huge number of online news, making it hard to get the theme development overview of a news topic. In this paper a new method is proposed to generate the theme overview based on the clue chains from a large number of relevant online news. Given a group of relevant articles...
Social media is recognized as the important collaborations in today's information oriented society. Especially, after the global topics like a severe disaster (e.g. the East Japan Great Earthquake, Thailand floods etc.), people all over the world post their thoughts/opinions to social media and their behaviors are sometimes influenced by the discussions on social media. Therefore, we would like to...
In the attempt to shed light on the multifaceted complexity of privacy, this paper explores the frames that emerged in American coverage of privacy since the 1980s. Informed by framing theory, this study assumes that media frames represent an important component of how society approaches and discusses issues. The author collected 2,473 articles covering privacy published in three timeframes. The author...
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