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Maximum-Margin Matrix Factorization

Published 1 December 2004
Nathan Srebro, Jason D. M. Rennie, Tommi Jaakkola
Citations952

TL;DR

A novel approach to collaborative prediction is presented, using low-norm instead of low-rank factorizations, inspired by, and has strong connections to, large-margin linear discrimination.

Abstract

We present a novel approach to collaborative prediction, using low-norm instead of low-rank factorizations. The approach is inspired by, and has strong connections to, large-margin linear discrimination. We show how to learn low-norm factorizations by solving a semi-definite program, and discuss generalization error bounds for them. 1

Keywords

Computer Science