학위논문(박사) - 한국과학기술원 : 산업및시스템공학과, 2014.8 ,[vi, 103 p. :]
Query Expansion; Ranking; Recommendation System; Personalized Search; Semantic Search; 질의어 확장; 문서 순위화; 추천시스템; 개인화 검색; 의미 검색
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