In the classical Rocchio method for relevance feedback, searchers are given an option to give feedback of a binary nature (either positive or negative relevance feedback). Consider designing a system where users can give feedback in a range 1 to 5, where 1 means very non-relevant and 5 means very relevant. Modify the Rocchio approach to allow for such a feedback mechanism.

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Classical Rocchio method uses below formula for modified query vector is as shown below where When ... View the full answer