Summarizes the development of information retrieval evaluation ideas, describes the design of the TREC (Text Retrieval Conference) experiments, and discusses the Okapi team's participation in TREC. Highlights include the Cranfield projects that tested the principles of information retrieval system design, test collections, weighting functions,…

Computer technology can significantly affect the work of counselors in the areas of information retrieval and dissemination, distance learning, college and career exploration, and training and supervision. This article focuses on different ways school counselors can utilize computer technology to work more efficiently and help students succeed.…

Describes Hermes, a research tool that uses specially designed acquisition, parsing and presentation methods to integrate information resources on the Internet, from searching in disparate bibliographic databases, to accessing full text articles online, and developing a web of information associated with each reference via one common interface.…

Discusses digital media content on the Internet and describes Souvenir, a digital media annotation tool with Web publishing and email capabilities that allows people to use handwritten notes as a personal audio/video index to retrieve and share specific media moments. Explains how it can create hyperlinks to media stored in a digital library.…

Discusses Web information searches and identifies three types of user profile acquisition modes used in filtering systems: a rule-base, user-driven mode; an explicit learning mode; and an implicit learning mode. Describes a study of undergraduates that examined the influence of user involvement in these modes and their impact on profile accuracy…

Describes access and retrieval techniques implemented as part of a research and development program in electronic imaging applied to document storage and retrieval at the National Library of Medicine. Design considerations for large image databases are discussed. (six references) (EAM)

Reports on a study of index term selection techniques in a small experimental keyword information retrieval system. Two experiments are described which show that user success is improved by increasing the number of terms per object used. Implications for larger databases are considered. (22 references) (EAM)

Discusses the variety of uses and benefits of computer conferencing for educators. (MG)

Briefly describes some available database design tools and provides a detailed description and evaluation of the ER-Design Package, a sophisticated and comprehensive tool available on microcomputer. Some of the ER-Design functions evaluated include the main design module, diagram generation, conversion to relational schema, normalization of files,…

Describes the benefits of using DIALOG's OneSearch in conjunction with DIALINDEX when searching online databases. Interdisciplinary searching on multiple databases is discussed, time and cost comparisons are briefly addressed, and steps involved in a simple search and in a complex search are detailed. (LRW)

Describes a comparative study of the "help" facilities of 16 interactive information retrieval systems. Guidelines for the design of a "help" facility are presented and then used to evaluate the quality and friendliness of each system. Suggestions for the improvement of online "help" facilities are discussed. (31…

Reviews the theory, background, and general applications of hypertext and describes the design of Glasgow Online, an integrated database of information on the life and times of the city. Problems with the design of an interface for non-expert users and possible models for structuring information and establishing links are discussed. (12…

The first of a two-part series on the emergence of CD-ROM in the online publishing industry introduces the business and technology aspects of electronic and optical publishing. The development of CD-ROM products and differences between CD-ROM and online in the areas of technology, content, and marketing are discussed. (MES)

Provides an overview of the Canadian business environment and online sources of business information. The databases described cover the following areas: directories, financial information, stock quotes, investment reports, industrial and economic information, magazines, newspapers, wire services, biographical information, and government…

Describes two computer programs--INDEX and INDEXD--that use statistical information about repeated phrases in documents to automatically index documents at the conceptual level. Sample output of the programs is provided, and plans to combine this method with linguistic and artificial intelligence techniques to provide a general conceptual…