%0 Journal Article %T Problems of Controlled Vocabulary versus Uncontrolled Vocabulary in Subject Indexing %A Chao-chen Chen %J Journal of Library Science %D 1998 %I %X This article is mainly to survey the centennial controversy between controlled vocabulary v. uncontrolled vocabulary of subject indexing in the western library and information society. We also discuss the related problems in Chinese information retrieval systems and analyze the factors affecting their performance. [Article content in Chinese] %K Subject Indexing %K Controlled Vocabulary %K Uncontrolled Vocabulary %K Information Retrieval %U http://jlis.lis.ntu.edu.tw/article/o13-5.pdf