| S. W. Draper and M. D. Dunlop. New IR -- New Evaluation: The impact of interaction and multimedia on information retrieval and its evaluation. The New Review of Hypermedia and Multimedia, 3:107--121, 1997. |
....are returned almost immediately, and it is much more common for end users to perform their own searches. Many of the assumptions of the test collection model are no longer valid, and a number of researchers have pointed out its limitations for evaluating interactive information retrieval systems [34]. Firstly, it assumes that a search consists only of a detailed query, issued as an expression of a fixed requirement. Bates [8] proposed an alternative model of searching, which she called berrypicking: she suggested that requirements evolve rather than remain static, and that users gather ....
S. W. Draper and M. D. Dunlop. New IR -- New Evaluation: The impact of interaction and multimedia on information retrieval and its evaluation. The New Review of Hypermedia and Multimedia, 3:107--121, 1997.
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