Informatics 141/ Computer Science 121: Information Retrieval Assignment 07 Winter 2008 Department of Informatics Donald Bren School of Information and Computer Sciences University of California, Irvine

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Due 03/10/2008

1. Implement Rapid Cosine Querying (see lectures 15 - 17)
   1. Using the posting list that you created in Assignment 06
   2. Get a query from the user
   3. Calculate the ranked cosine score of the query against the documents in your posting list
   4. Return the top 10 scoring documents from your collection and their scores
2. Evaluation
   1. In person (Do this with a number of examples)
      1. Run 3 queries of your choice and show the results
      2. Run 3 queries of our choice and show the results
3. This is optionally a group project for groups of 2 only