Discusses online search techniques that can be used to identify inaccuracies and inconsistencies in records of online and CD-ROM databases. Methods that can be used to sample a database for errors in descriptor, name, or coded fields are described, including browsing, matching, looking up cross-references, and searching for implausible record…

Outlines some of the major considerations in developing an image database system with an emphasis on continuous tone images and network-accessible multiuser databases. Topics include: definition/description of a digital image; matching technology to use; documentation/standards; access; image quality; software systems; scanners; and sources of…

Describes how to find accurate, current information about telecommunications industries, products and services, rates and tariffs, and regulatory information using electronic information resources available from the private and public sectors. A sidebar article provides contact information for producers and service providers. (KRN)

Discusses resources and strategies that libraries can use to evaluate competing database management software for purchase. Needs assessments, types of software available, features of good software, evaluation aids, shareware, and marketing and product trends are covered. (KRN)

Describes the characteristics of System Development Corporation's (SDC) online index to its database, "Database Index," and presents the results of various test searches to demonstrate the limitations and benefits of the new online file. (JD)

Discusses particular problems and possible solutions in searching the Psychological Abstracts database, with special reference to its loading on BRS. Included are examples of typical searches, citations (with or without abstract/annotation), a tabulated searchguide to Psychological Abstracts on BRS and specifications for the database. (Author/JD)

Provides descriptions of 14 databases that contain citations to audiovisual instructional materials: AGRICOLA, AVLINE, AVMARC, BIOETHICSLINE, CATLINE, CHILD ABUSE AND NEGLECT, DRUG INFO, ERIC, EXCEPTIONAL CHILD EDUCATION RESOURCES (ECER), LIBCON, NICEM, NICSEM/NIMIS, NIMH, and OCLC. Information for each includes subject content, update frequency,…

Introduces the reader to the Food Science and Technology Abstracts, a data file that covers worldwide literature on human food commodities and aspects of food processing. Topics include scope, subject index, thesaurus, searching online, and abstracts; tables provide a comparison of ORBIT and DIALOG versions of the file. (JD)

Profiles the new bibliographic database devoted solely to scholarly articles of political science. Two "searchguides" compare the Lockheed/DIALOG and SDC/ORBIT versions of the file. (JD)

Describes the advantages, disadvantages, and special features of the SCISEARCH database. Topics include file content, journal selection, subject areas, companion files, major data base characteristics, users, and searching strategies; many sample searches and citations are provided, as well as a tabulated searchguide (1974 to present), and data…

The first of three articles describes the results of a survey that examined characteristics and responsibilities of help-desk personnel at major database and online services. The second provides guidelines to using such customer services, and the third lists help-desk numbers for online databases and systems. (CLB)

Examines three familiar humanities databases that do not have named person indexes and identifies strategies to facilitate both quick, precise searching and high recall for searches where the subject is a personal name. Descriptions of the databases, suggested search strategies, and sample searches are provided. (CDD)

Describes the origin and development of the NICEM (National Information Center for Educational Media) database and provides current information on bibliographic elements in the database entries, searchable indexes, searching, and search aids. Sample citations from NICEM subfiles are included. (JD)

Introduces the DOE/RECON online database system and the two energy files it serves: DOE Energy Data Base (EDB) and General and Practical Data Base (GAP). Topics discussed include how the system works, its similarities to DIALOG, and its present and future; database elements and subject categories are described. (JD)

Explains the codes used in the Congressional Information Service's (CIS) database, presents entry formats for proposed legislation, and provides tips for searching dates and bill numbers. Included are a committee code master list, document type codes, legislative calendar codes (1970-80), and a list of contents-characteristics terms. (JD)