Describes three groups of databases sponsored by the European Communities Commission: Eurobases, a textual database of the contents of the "Official Journal" of the European Community; the European Community Host Organization (ECHO) databases, which offer multilingual information about Europe; and statistical databases. Information on…

The Information Retrieval Research Laboratory of the University of Illinois regularly calculates certain statistics associated with the MARC II data base. Statistics pertaining to data element occurrence, data element length, and distribution of records by Dewey Decimal division and Library of Congress class code are given. (Author)

The objective of this data user guide is to introduce the potential user to the Academic Science and Engineering Statistics Survey Data Base and to provide detailed information on the data structures and formats of the archival and public-use tapes derived from that data base. Data producers and services and order forms are provided. Major…

This review of new developments and products in online services discusses trends in travel related services; full text databases; statistical source databases; an emphasis on regional and international business news; and user friendly systems. (Author/CLB)

Provides statistical summaries of database development and growth for 1979, based on the "Database of Databases" file at the University of Illinois Information Retrieval Research Laboratory. Bibliographic, bibliographic-related, and natural language databases are analyzed in four subject categories: scientific/technical, humanities,…

A computer-based, integrated information system incorporating data and information about the data, SIPP ACCESS systematically links technologies of laser disk, mainframe computer, microcomputer, and electronic networks, and applies relational technology to provide access to information about complex statistical data collections. Examples are given…

This manual presents detailed descriptions and examples of standards and techniques for formatting and documenting machine-readable data files. The descriptions of syntax and stylistic elements are independent of whether documentation is produced manually or as a machine-readable text file. The manual also discusses rules of good practice for…

A statistical model for characterizing the growth patterns of data base utilization and for estimating future utilization levels of demand has been developed for information retrieval organizations. Illustrations of the model applied to a typical information retrieval organization are given and discussed. (5 references) (Author)

Statistical clustering is critical in designing scalable image retrieval systems. This paper presents a scalable algorithm for indexing and retrieving images based on region segmentation. The method uses statistical clustering on region features and IRM (Integrated Region Matching), a measure developed to evaluate overall similarity between images…

Overview of the federal statistical system covers the central coordinating office, data access policy, "Directory of Federal Statistical Data Files," and effect of technology on data use. Source documents which aid in assessing social statistics are listed. A sample abstract from the directory and six references are appended. (EJS)

Analysis of one component of library reference service--online numeric database systems for time-series data--reviews tradition of reference service and ways in which computer technology has enhanced provision of library services. Experiences with Kentucky Economic Information System (KEIS) are described. Examples of KEIS and 30 references are…

Focuses on problems in making machine-readable data files (MRDFs) accessible and in using them: quality of data in MRDFs themselves (social scientists' concern) and accessibility--availability of bibliographic control, quality of documentation, level of user skills (librarians' concern). Skills needed by social scientists and librarians are…

Examines information sources and acquisition methods for building a college sports collection to handle queries on all statistical areas of college athletics. Sources discussed include monographs, NCAA and conference publications, serials, full text online databases, and networking with sports information directors. A directory of publishers is…

Instructions for using the computerized Canadian University Student Information System created by Statistics Canada are presented in this manual. The data base includes information on all students registered in Canadian universities, affiliates, and degree-granting colleges. A complete list of all available data elements and column headings that…

Includes articles on the use of online databases for historical research, machine readable data sources for historical research, the librarian-historian interface in reference service, and a sampler of databases for searches in history as well as a selected list of guides to history databases and data archives. (JL)