Physics

Factorization

Symmetric matrix

Recommender system

Algorithm

Matrix (chemical analysis)

Nonnegative matrix

Non-negative matrix factorization

Eigenvalues and eigenvectors

Chemistry

Information retrieval

Computer science

Quantum mechanics

Matrix decomposition

Chromatography

Information Sciences

Nonnegative matrix factorization (NMF)-based models have been proven to be highly effective and scalable in addressing collaborative filtering (CF) pr…

A differentially private nonnegative matrix factorization for recommender system