LambdaMF: Learning Nonsmooth Ranking Functions in Matrix Factorization Using Lambda.

Guang-He Lee Shou-De Lin

Published in: ICDM (2015)

Keyphrases

matrix factorization
ranking functions
supervised learning
learning algorithm
preference learning
learning process
low rank
learning to rank
reinforcement learning
learning problems
unsupervised learning
recommender systems
web search
active learning
stochastic gradient descent
pairwise
directly optimize