All mathematical feature selection techniques can be classified into one of two major categories--feature selection in the measurement space and feature selection in the transformed space. This article discusses the various feature selection techniques in the light of this two-category classification. (Author/HB)

This project investigated the probabilistic interactional structure of counseling interviews conducted by two groups of counselors of differing levels of cognitive complexity, and the consistency of that structure within each group across sequences of two interviews. Analysis of the counselor-client interaction patterns between the two groups of…

A study was performed to investigate the storage and retrieval dynamics that occur during paired-associate acquisition by means of the storage-retrieval separation technique discussed recently by Chechile & Meyer (1976). Thirty subjects learned an 18-item paired-associate list to a criterion of three perfect trials. In the test phase of each…

A manipulandum-referenced taxonomy for response categories appropriate to primary education is presented. The tenability of automatic on-line evaluation of the different types of response when processing equipment of the sort that probably will be available to Southwest Regional Laboratory is preliminarily evaluated. (Author/SK)

Reports on students' study and drawing of five electronic circuit diagrams. Concludes that the success of the students depended upon the amount of detail in the instructional diagrams. (RT)