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Returned Shapes Database Query 1 Query 2 Query 3 Rank 1 23 456 (i) Write down the precision and recall at n for n=[1,6] for

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Returned Shapes Database Query 1 Query 2 Query 3 Rank 1 23 456 (i) Write down the precision and recall at n for n=[1,6] for each of the queries. 20%] (i) Calculate the average precision (AP) of each query up to n-6, and from this calculate the mean average precision (MAP) of the system for this set of three queries. [2006]

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