Argues that co-citation methods combine citing behavior of authors by assuming they share common view of scientific literature which affects assessments of dimensionality and clustering of articles. Co-citation matrices, effects of shared point-of-view assumption, and co-citation compared with bibliographic coupling and centroid scaling are…

Author cocitation analysis was used to investigate changes in intellectual structure of macroeconomics over two consecutive time periods, 1972-1977 and 1978-1983. Profile analysis, nonmetric multidimensional scaling, and clustering techniques were used to create two-dimensional maps displaying changing relationships among 41 authors as perceived…

One purpose of the present study was to investigate whether the presence or absence of background pictures would have differential effects on kindergarten children's free recall and whether such effects would be affected by the relationship between the test items and the backgrounds. (Authors)

The purpose of this study was to determine the extent to which components were considered of importance in negotiating contracts for teachers. (Author/RK)

An innovative design for the organization of community services and continuing education in a community college district calls for the centralization of administration and the decentralization of program offerings. (RN)

Describes how the Oregon Board of Education planned, developed, and prepared to implement and experimental career cluster curriculum for high school students. (GR)

Efforts to create a more congenial atmosphere for entering freshmen through clustering negated their attempts to create their own social atmosphere. They were identifiable, however, through sociometric procedures in courses where clusters were part of total enrollment. (Author)

This study, based on a PhD dissertation submitted to UCLA and supported by the National Institutes of Health, indicates the extent to which children vary in the type of organization they impose on stimuli and the extent to which organization can be influenced by training. (Author/AP)

Describes the use of relevance feedback to select additional search terms and discusses the extraction of these terms from a maximum spanning tree connecting all terms in the index term vocabulary; retrieval effectiveness for different spanning trees is shown to be similar. Eight references are included. (Author/BK)

Illustrates a method to divide large citation database files into clusters of journals without requiring the use of arbitrary starting points. Results are discussed relative to biomedical literature. (Author/FM)