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Abb. 24: Size of Document Pools Used for Relevance Assessment (from 1995 - WWW [->], 1996 - WWW [->])

The columns within the Adhoc and Routing blocks contain the following information: 1: largest possible number of documents in the pool (in case non of the result lists shares a document in the top ranked documents with another result list); 2: the average of the actual size of the pools and the percentage of the maximal possible size; 3: the average number of relevant documents found in the pool and the percentage of this within the actual pool size.


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