The Historical Study of SDI System (2)
Chong Hwoe Kim · Journal of the Korean Society for information Management · 1984
This study is to introduce the SDI(Selective Dissemination of Information) system, a typical aspect of information retrieval systems nowadays quite popular. The term is most often used to describe systems of using electronic data processing equipment as a means of matching the terms of user-interest profile against document descriptors and selecting those documents with a specified degree of similarity to the terms of the user-interest profile. Various up-ta-date informations on SDI systems developed after the first introduction of the original idea by Luhn are reviewed and compared. The stage of development, structure, characteristics, and various other matters concerning the SDI systems are analyzed, and discussed.