Discusses the variety of search command languages among online systems and provides suggestions for creating online information retrieval manuals using a database management system such as dBASE III PLUS. An online systems comparison chart is included for INFOGLOBE, INFOMART, DIALOG, QUICK LAW, and REUTERS TEXTLINE. (LRW)

Discusses the use of natural language processing to help organize multimedia data. The MARIE system, which uses captions to embody the classificatory information and heuristic advice necessary to search a database of photographs, is explained. Advantages include improved speed of access and the ability for improved user interaction. (Contains 21…

The PUS801000 (Public Use Samples) database was created as a subsample of the Census Bureau's 1980 Public Use Microdata Sample (PUMS) for the purpose of meeting the needs of demographics research. PUMS needed to be reorganized along relational lines by identifying the variables most widely used by researchers and constructing proper relations…

This paper presents an information retrieval system for delivering educational visual materials through the World Wide Web. The system is designed to meet the following user requirements: lecturers prefer direct control over their visual resources; lecturers demand a browser-based interface that will allow them to create and modify their online…