Discusses the theoretical frameworks and design considerations for an experimental electronic library system named Cybermagazine and considers the potential of multimedia approaches to information retrieval and delivery. Issues considered include current awareness services, user interface, database management, cataloging, and document delivery.…

Describes the design and implementation of a system for the selective dissemination of information (SDI) from news articles via the World Wide Web, in Chinese and English, that focuses on multi-language filtering tools and follows a client-server model. System architecture and user-interest modeling are discussed. (LRW)

Describes an approach to the design and implementation of an information retrieval system capable of providing an optimal search for each individual user based on the properties of information need. An algorithm is proposed for organizing optimal search in the systems realizing SDI (selective dissemination of information). (Author/LRW)

Describes the development of the Online Contents Service at Tilburg University (Netherlands) that provides users with desktop microcomputer access to the contents of journals held at the university. The rationale, procedures, retrieval software, subject search capability, and future developments are discussed. (five references) (EA)