Influence in Ratings-Based Recommender Systems: An Algorithm-Independent Approach.
Al Mamunur RashidGeorge KarypisJohn RiedlPublished in: SDM (2005)
Keyphrases
- experimental evaluation
- improved algorithm
- np hard
- detection algorithm
- computational cost
- matching algorithm
- computational complexity
- learning algorithm
- collaborative filtering
- recommender systems
- high accuracy
- optimization algorithm
- times faster
- dynamic programming
- recognition algorithm
- user preferences
- probabilistic model
- computationally efficient
- cost function
- k means
- optimal solution
- objective function