A Multiresolution Approach to Recommender Systems.
Gilbert BadaroHazem M. HajjAli HaddadWassim El-HajjKhaled Bashir ShabanPublished in: SNAKDD (2014)
Keyphrases
- multiresolution
- recommender systems
- collaborative filtering
- wavelet transform
- user preferences
- multiresolution analysis
- matrix factorization
- quadtree
- personalized recommendation
- information filtering
- trust aware
- coarse to fine
- subband
- recommendation systems
- user profiles
- multiresolution representation
- variable resolution
- user profiling
- coarse to fine strategy
- cold start
- user model
- cold start problem
- recommendation quality
- image fusion
- implicit feedback
- recommendation algorithms
- user modeling
- information overload
- wavelet coefficients
- data sets
- injection attacks
- item based collaborative filtering
- personal preferences
- product recommendation
- data sparsity
- higher resolution
- high frequency
- data structure
- data mining