Based on the analysis of the short comings of Fukushima method and its origin,a new method called Fukushima+ i s presented in this paper.More than 300 retrieval prescriptions used in the int ernational online retrieval have been processed by both Fukushima method and F ukushima+ on AST 386 microcomputer.The results indicate that the maximum number of working areas needed for all the qu ery formulations in Fukushima+ is only 5,but in original Fukushima method 5-7 working areas are required for only 63% of query formulations with 17% of overflow rate.
收稿日期: 1993-10-13
出版日期: 1994-06-25
通讯作者:
邓汉成
作者简介: 邓汉成
引用本文:
邓汉成. 福岛~+──一种改进的福岛方法[J]. 现代图书情报技术, 1994, 10(3): 40-44.
Deng Hancheng. FUKUSHIMA~+——AN IMPROVED FUKUSHIMA METHOD. New Technology of Library and Information Service, 1994, 10(3): 40-44.