Web Service Development for Analysis of Textual Information Diffusion in Social Network Vkontakte

The gradual qualification work is devoted to the development of a web service for solving problems in the field of social network analysis which are connected to the analysis of the distribution of textual information in the social network Vkontakte. The main branches of the analysis that are considered in this paper are graph analysis and semantic analysis of textual information. The work consists of four chapters. The first chapter discusses the basic concepts of analysis of social networks, methods and models used in this field. The research task with the definition of the main subtasks are formulated in the chapter as well. The second chapter presents a solution to the main subtasks of the analysis of the distribution of textual information in social networks. The main subtasks are text clustering, text preprocessing, classification of texts and identification of key nodes of spread of information in a social network. The third chapter presents the design of a web service designed to solve the analysis tasks identified in the work. Design includes a description of functional requirements, data requirements, data structure, and API methods for the web service. The implementation, testing and demonstration of the information system as a web service is described in the fourth chapter. The paper includes 148 pages (99 pages of the main part), containing 53 figures, 9 tables and 8 appendixes. The bibliographic list contains 82 sources.