Use of online bibliographic databases in Mexico is provided through Servicio de Consulta a Bancos de Informacion, a public service that provides information retrieval, document delivery, translation, technical support, and training services. Technical infrastructure is based on a public packet-switching network and institutional users may receive…

Summarizes difficulties in creating formal bibliographic citations to public access machine-readable documents (PAMD): no established format for PAMD references in tradition of scholarly writing; structure of computer conferencing results in authors using language different from that used in written communications; information storage problems of…

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.…

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…

Examines two primary roles played by natural language processing in storage and retrieval of information and outlines organization of natural language interface for data retrieval (question-answering system) and approaches being taken to text analysis. Research issues in computational linguistics and interactive knowledge acquisition are…

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…

Presents suggestions to librarians for helping patrons who want to perform their own online searches. Background information, end user training, equipment (hardware and software), continuing help, and document delivery are discussed. Ten references are included. (EJS)

This update of 1978 bibliometric study of online retrieval literature reveals that: literature has continued to grow, reaching peak annual output (504 papers) in 1981; conference literature has become centralized in four major proceedings; online retrieval papers have appeared in 479 journals; and 31 authors have contributed 10 or more papers.…

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)

Current Mitre Corporation projects focusing on applications of videodisc technology for both civilian and military use include using analog videodisc technology in association with an office work station on a local area network and storing individual map feature separation plates for a digital map display system. (Author/EJS)

Review of research on online public access catalogs sponsored by Council on Library Resources notes the scope and method (questionnaires administered to catalog users and nonusers in 29 participating institutions) and findings and applications (including organizational setting and computer system, catalog use and satisfaction, and implications).…

Arguing that inadequacy of subject access in online catalogs lies with the database used as a foundation, this essay discusses the weaknesses of Library of Congress subject cataloging and MARC records, electronic card catalogs, enhancement of data, publisher warnings, Boolean search strategy inadequacies, and changes in the national standard. (EJS)

This paper outlines the history and purpose of the Freedom of Information Act (FOIA), which insures the right to access the voluminous files of U.S. government agencies, and explains FOIA implementation procedures for reference librarians assisting patrons. Recent attempts to amend the FOIA are discussed. Thirty-four references are cited. (EJS)

Describes the creation of Bibliographic Retrieval Services/TERM, a vocabulary database providing controlled vocabulary descriptors and natural language synonyms for thousands of concepts related to behavioral and social sciences. Inspiration behind TERM, basic decisions, integrating vocabularies, database design, and production are highlighted.…