This paper introduces a method in which the dictionary s text file of a special database can be produced using CDS/ISIS output functions of terms dictionary. By filtering out the non-subject lines of the dictionary file, a file that only includes subject terms and their use-frequency will be created. The Chinese thesaurus of a speciality can be produced or apdated with the above use-frequency data of the subject terms.
张忠友,杨要武. 用CDS/ISIS的词典功能辅助编制、更新汉语主题词表[J]. 现代图书情报技术, 1992, 8(3): 11-14.
Zhang Zhongyou,Yang Yaowu. CONSTRUCTION AND UPDATING OF CHINESE THESAURUS WITH CDS/ISIS DICTIONARY FUNCTION. New Technology of Library and Information Service, DOI：10.11925/infotech.1003-3513.1992.03.03.