When Sparsity Meets Noise in Collaborative Filtering.
Biyun HuZhoujun LiWen-Han ChaoPublished in: APWeb (2012)
Keyphrases
- collaborative filtering
- data sparsity
- matrix factorization
- recommender systems
- high dimensional
- noisy data
- noise level
- noisy environments
- noise model
- making recommendations
- missing data
- cross domain collaborative filtering
- data sets
- random noise
- personalized recommendation
- image noise
- signal to noise ratio
- transfer learning
- noise removal
- noise reduction
- recommendation algorithms
- noise free
- user profiles
- denoising
- multiscale