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Long ago, when I was at Amazon, we used Collaborative Filtering pretty heavily. It's great when there's a heavily sweetened path with lots of things ordered tog
by purity_resigns 8y ago
Long ago, when I was at Amazon, we used Collaborative Filtering pretty heavily. It's great when there's a heavily sweetened path with lots of things ordered together or in a chain.
It's horrible for moderately popular items though.