A New Contextual Influencer User Measure to Improve the Accuracy of Recommender System.
Maryam JallouliSonia LajmiIkram AmousPublished in: Int. J. Strateg. Inf. Technol. Appl. (2018)
Keyphrases
- recommender systems
- collaborative filtering
- user preferences
- information overload
- high accuracy
- user model
- recommendation algorithms
- user profiles
- recommendation quality
- user interface
- information filtering
- similarity measure
- recommendation systems
- confusion matrix
- cold start
- contextual information
- computational cost
- matrix factorization
- user satisfaction
- correlation coefficient
- user defined
- user queries
- data sparsity
- cold start problem
- decision trees
- information retrieval