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Diversification metrics for evaluation
It could be useful to implement diversification metrics like Coverage, Novelty, Diversity, and Serendipity besides the accuracy metrics.
True! Would you be up for contributing those?
I'm interested in contributing them. Could you point out a few references.
Yes sure, I'm up for them. I'll try this weekend.
Binga, For formulas and more documentation you can see; Recommender Systems Handbook 2nd Edition Chapter 26 - Novelty and Diversity in Recommender Systems We can communicate further from this issue.