Estimation and reliability of retrieval effectiveness measures
暂无分享,去创建一个
Abstract A probabilistic model of the retrieval process is presented. From it, the standard errors of system recall and precision estimators, based on a sample of queries, are derived. The resulting negative binomial model is fitted to empirical data from several retrieval tests.
[1] E. M. Keen,et al. Report of an information science index languages test , 1972 .
[2] James E. Mosimann,et al. On the compound negative multinomial distribution and correlations among inversely sampled pollen counts , 1963 .
[3] George N. Arnovick,et al. Design and evaluation of information systems , 1978, Inf. Process. Manag..