Social and Behavioral Sciences Commons^™

Using Course-Subject Co-Occurrence (Csco) To Reveal The Structure Of An Academic Discipline: A Framework To Evaluate Different Inputs Of A Domain Map, Peter A. Hook

School of Information Sciences Faculty Research Publications

This article proposes, exemplifies, and validates the use of course-subject co-occurrence (CSCO) data to generate topic maps of an academic discipline. A CSCO event is when two course-subjects are taught in the same academic year by the same teacher. 61,856 CSCO events were extracted from the 2010-11 directory of the American Association of Law Schools and used to visualize the structure of law school education in the United States. Different normalization, ordination (layout), and clustering algorithms were compared and the best performing algorithm of each type was used to generate the final map. Validation studies demonstrate that CSCO produces topic …