A method is presented for selecting items asked for new users to input their preference rates on those items in recommendation systems based on the collaborative filtering. Optimal item selection is formulated by an integer programming problem and we solve it by using a kind of the Hopfield-network-like scheme for interior point methods.
|Number of pages||2|
|Journal||IEICE Transactions on Information and Systems|
|Publication status||Published - Jul 2004|
All Science Journal Classification (ASJC) codes
- Information Systems
- Computer Graphics and Computer-Aided Design