A probabilistic graph-based method to solve precision-diversity dilemma in recommender systems.
Nima JoorablooMahdi JaliliYongli RenPublished in: Expert Syst. Appl. (2021)
Keyphrases
- high precision
- high accuracy
- computational cost
- significant improvement
- recommender systems
- cost function
- experimental evaluation
- objective function
- input data
- model selection
- optimization algorithm
- segmentation method
- prior knowledge
- preprocessing
- support vector machine
- mutual information
- user profiles
- detection method
- user preferences
- computational complexity