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    Data mining confusion matrix

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    Suppose that you issued a query against a search engine and the search engine retrieved 125 documents. Suppose that there are total 250 documents in the whole internet that match your query (i.e., these are relevant documents) and 40 of them were included among 125 retrieved documents. Compute precision, recall, and F_score

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    Precision can be seen as a measure of exactness or quality, whereas recall is a measure of completeness or ...

    Solution Summary

    This solution deals with the concepts of precision, recall and f_score in data mining.