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Social media, e.g. Weblog and Internet forum, generate rich historical textual datasets which record lots of valuable events. Automatic event detection tries to discover important and interesting events and their related documents. Existing solutions to event detection, however, are mostly proposed for high quality news stories and may not work well when they are applied to noisy social media datasets,...
In recent years, the ubiquity of communication networks speed up the development of wireless network and the Internet applications. In addition to the common service provided by the telecommunication enterprise, how to connect some distinct users to form a network which allow them to deal with their own works is a popular topic that many scholars engage in. When constructing the network, the key management...
Web forum has become an important resource on the Web due to its rich information contributed by millions of Internet users every day. Meanwhile, thousands of junk or valueless messages exist in Web forum. Recognizing high-quality topics should be fundamental tasks in search engine and Web mining systems. However, it is not a trivial problem to quantify high-quality topics on web forum. Users face...
Peer-to-peer based live stream sharing platform is a novel technique for distributing visual data. Because of developments in computer equipment and network service, viewers can watch shows via the Internet rather than through the conventional broadcasted manner. Although data access via the Internet is more convenient, it is more difficult to manage the data transmission, and issues such as copyrighting...
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