題名: Applying Genetic Algorithms to Query Optimization in Document Retrieval
作者: J.T. Horng;Ching-Chang Yeh 貢獻者: Department of Bioinformatics
日期: 2000-09
上傳時間: 2010-03-19T08:24:07Z 出版者: Asia University
摘要: Proposes a novel approach to automatically retrieve keywords and then uses genetic algorithms to adapt the keyword weights. Discusses Chinese text retrieval, term frequency rating formulas, vector space models, bigrams, the PAT-tree structure for information retrieval, query vectors, and relevance feedback. (Author/LRW)