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A Study of IPTV-VOD Program Recommendation System using Collaborative Filtering  

Sun, Chul-Yong (단국대학교 컴퓨터학부 컴퓨터과학과)
Kang, Yong-Jin (단국대학교 컴퓨터학부 컴퓨터과학과)
Park, Kyu-Sik (단국대학교 공과대학 컴퓨터학부)
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Abstract
In this paper, a new program recommendation system is proposed to recommend user preferred VOD program in IPTV environment. A proposed system is implemented with collaborative filtering method. For a user profile which describes user program preference, a program preference, sub-genre preference, and US(user similarity) weight of the user neighborhood is averaged and updated every week. In order to evaluate system performance, real 24-weeks cable TV watching data provided by Nilson Research Corp. are modified to fit for IPTV broadcasting environment and the simulation result shows quite comparative quality of recommendation. The experimental results optimum performance when user similarity based weighting, five person per group and five recommendation programs are used.
Keywords
IPTV; Recommendation System; Collaborative Filtering;
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Times Cited By KSCI : 1  (Citation Analysis)
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