基于矩阵分解优化的排序学习特征构造方法 (Feature Construction Method for Learning to Rank Based on Optimization of Matrix Factorization).
Xiao YangChaoran CuiShuaiqiang WangPublished in: 计算机科学 (2017)
Keyphrases
- matrix factorization
- feature construction
- stochastic gradient descent
- negative matrix factorization
- collaborative filtering
- prior knowledge
- learning scheme
- concept learning
- unsupervised learning
- pairwise
- small number
- supervised learning
- missing data
- low dimensional
- factorization methods
- learning tasks
- clustering method
- genetic algorithm
- nearest neighbor
- active learning
- training set
- objective function
- reinforcement learning