Diversity optimization for recommendation using improved cover tree.
Liang GuPeng YangYongqiang DongPublished in: Knowl. Based Syst. (2017)
Keyphrases
- optimization problems
- tree structure
- optimization algorithm
- optimization method
- global optimization
- optimization strategies
- recommender systems
- collaborative filtering
- multi objective evolutionary algorithms
- combinatorial optimization
- constrained optimization
- optimization model
- successive approximation
- leaf nodes
- personalized recommendation
- discrete optimization
- database
- information overload
- recommendation systems
- r tree
- user preferences
- database systems
- neural network
- data sets