Discusses results of opinion poll conducted by Library and Information Technology Association of 334 academic, public, government, and corporate libraries concerning authority control in the online environment. Use of authority files on bibliographic utilities, presence of online catalogs, Library of Congress authority records, and comments from…

The Hepatitis Knowledge Base (text of prototype information system) was used for modifying and testing "A Navigator of Natural Language Organized (Textual) Data" (ANNOD), a retrieval system which combines probabilistic, linguistic, and empirical means to rank individual paragraphs of full text for similarity to natural language queries…

Computers may help students delve farther into social studies research topics. The role of the computer in database management is explored in this article. (DF)

The National Academy of Sciences suggests models for biomedical research which include a biology-wide information system with computerized database accessible from a multitude of dimensions. Links could help discover whether toxic chemicals have effects similar to hormones. Commonalities from molecules to ecosystems might restructure available…

Gathers comprehensive information about accidents and near misses occurring in outdoor programs. Includes checklists for types of injury/illness, program activity, and contributing factors. Asks for analysis and recommendations, comments by the program director, and a narrative description of how the accident happened, treatment given, and…

Presents analysis of online search patterns within user searching sessions of National Library of Medicine ELHILL system and examines user search patterns on the CATLINE database. Data previously analyzed on MEDLINE database for same period is used to compare the performance parameters of different databases within the same information system.…

In 1975, Unesco's Computerized Documentation System was combined with Integrated Set of Information Systems to create a comprehensive collection of programs for input, management, and output. The system is being used to support an Integrated Documentation Network within Unesco and micro and minicomputer versions are soon to be released.…

This article provides realities in reaction to myths that have developed around online searching based on experience at Northbrook Public Library (Illinois). Discussion covers experience needed by online searcher, use of the multitude of databases, retrieval of relevant material, and cost. Two reference situations utilizing online searching…

Joseph Weizenbaum (author of the computer program ELIZA) discusses his views about educational computing, pointing out why he is not convinced that children below the tenth grade benefit from the introduction of computers into the curriculum, and why larger educational issues must be addressed. (JN)

Examines the possibility of constructing an online international union catalog from machine readable entries originating in different countries and discusses use of MARC-compatible records as records that can be converted to MARC algorithmically. Sources of cataloging records, problems generated by merging, and resolution of problems are…

Suggests new method of external distribution called tree partitioning that involves use of binary tree to split incoming file into successively smaller partitions for internal sorting. Number of disc accesses during a tree-partitioning sort were calculated in simulation using files extracted from British National Bibliography catalog files. (19…

This study compares results of searching full text of journal articles available on standard inverted file systems with searching of various parts of a document's surrogate. Relative recall and precision ratios for four search methods (full text, abstract, controlled vocabulary, bibliographic union) are reported. Search topics are appended. (14…

This article describes a computerized clearinghouse for children's radio and television designed to help parents, teachers, librarians, and students gather information on programs targeted for preschool through high-school-aged children. Data on 20,000 programs for the pilot, access for special needs audience, and the book/short story connection…

Examines current events databases that are general in coverage--Abstrax 400, UPI News, Information Access Corporation's databases. Documentation and personal name searching, basic database structure, retrieval of personal names as subjects, precision, improving recall, and do's and don'ts are covered. Summary of retrieval methods and sample…

Review of office filing facility filing and retrieval mechanisms for unstructured and mixed media information focuses on free text methods. Also discussed are the state of the art in handling voice and image data, problems with searching text surrogates to implement free text content retrieval, and work of Project Minstrel. (Author/MBR)