This report presents results from an internal evaluation conducted between September 1981 and August 1982 of abstracts published by the Educational Resources Information Center (ERIC) system. A brief introduction describes the study methodology and reviews limitations, indicating that 526 evaluations of 349 abstracts were conducted by personnel at…

This research project was motivated by results of earlier work (Katzer et al., 1982) on the overlap among document representations. In the earlier study, one representation used in the INSPEC database proved to perform unexpectedly well in comparison with other commonly used representations, such as controlled vocabulary or free-text terms from…