SphereCF: Sphere Embedding for Collaborative Filtering.
Haozhuang LiuMingchao LiYang WangWang ChenHaitao ZhengPublished in: ICONIP (1) (2021)
Keyphrases
- collaborative filtering
- recommender systems
- matrix factorization
- data sparsity
- user preferences
- vector space
- neural network
- unit sphere
- watermarking algorithm
- robust image watermarking
- data sets
- nonlinear dimensionality reduction
- data hiding
- user profiles
- recommendation systems
- information filtering
- cold start problem
- face recognition
- neighbor selection
- deal with information overload
- learning algorithm