ERIC Number: EJ427512
Record Type: CIJE
Publication Date: 1991
Reference Count: 0
Determining the Effectiveness of Retrieval Algorithms.
Frei, H. P.; Schauble, P.
Information Processing and Management, v27 n2-3 p153-64 1991
Describes a new effectiveness measure as an alternative to the traditional evaluation measures of recall and precision in information retrieval systems. The statistical approach--which compares two retrieval algorithms--is explained, the information needs of the user are considered, and an experiment with a test collection of abstracts is discussed. (14 references) (LRW)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Authoring Institution: N/A