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Social media is the collection of different social networks containing different type of information. The information may be in the form of text, video, audio and image. Also various categories of users, various types of communities are available on social network. This research reports on the extraction of new keywords from messages posted on social media which will be helpful in the identification...
Cyberbullying is derogatory act carried out intentionally by sending or posting harmful material on social networks to cheat or tarnish anybody’s image in real world. Today it has become a significant problem among teenagers and kids as they spend much time on social networking. Two types of cyberbullying have been observed in the messages posted on social network: direct cyberbullying and indirect...
Real world networks comprise of number of communities that are weakly linked to each other. Discovering such communities is an important task in social networks. Social networks also consist of overlapping communities in which some nodes are common to multiple communities. While existing approaches give promising results on detecting the overlapping communities, they neglect the importance of overlap...
Dynamic information network is a social network in which data and topology continuously keeps on changing. Number of users are approaching and departing the social networks and share information. Information diffusion plays a key role in this information sharing. So it is very important to understand the process of information diffusion in this type of network. It also helps to analyze the effective...
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