Web Mining and Social Networking: Techniques and ... - tud.ttu.ee

162 7 Extracting and Analyzing Web Social NetworksFig. 7.14. Four aggregated communities derived from the NEC dataset [164]Fig. 7.15. Top keywords contained in the four aggregated communities derived from the NECdataset [164]real society. They present an overview of the system and core methods followed by excerptsfrom case studies on consumer behavior analyses.Socio-Sense is a system for analyzing the societal behavior based on exhaustive Webinformation, regarding the Web as a projection of the real world. The Web is inundated withinformation issued from companies, governments, groups, and individuals, and various eventsin the real world tend to be reflected on the Web very quickly. Understanding the structure ofthe cyber space and keeping track of its changes will bring us deep insight into the backgroundand the omen of real phenomena. Such insight cannot be achieved with current search engines,which mainly focus on providing plain facts.The system has been developed from the ground up in the following directions:1. Web archive consisting of 9 years’ worth of Japanese-centric Web contents, which enablelong term historical analyses.2. Web structure analysis methods based on graph mining algorithms and natural languageprocessing techniques. By grouping topically related Web pages, one can browse and navigatethe cyber space at a macroscopic level. On the other hand, microscopic informationsuch as product reputations can also be identified.