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Which of the following is / are true about User - based and Item - based Collaborative filtering? ( 1 ) In Item - based
Which of the following isare true about Userbased and Itembased Collaborative filtering?
In Itembased Collaborative filtering, a users rating for a particular item depends more on a user similar to himher
In Userbased Collaborative filtering, a users rating for a particular item depends more on the items similar to that particular item.
Userbased Collaborative filtering is computationally more expensive in the sense that computations are done online and not offline than Itembased Collaborative filtering because usually in an Organization there are much more users as compared to the number of itemsproducts
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