Cauchy Matrix Factorization for Tag-Based Social Image Retrieval.
Xiaoyu DuQiuli LiuZechao LiZhiguang QinJinhui TangPublished in: IEEE Access (2019)
Keyphrases
- matrix factorization
- image retrieval
- recommender systems
- collaborative filtering
- social web
- missing data
- low rank
- negative matrix factorization
- factorization methods
- personalized ranking
- social networks
- implicit feedback
- nonnegative matrix factorization
- data sparsity
- social media
- relevance feedback
- stochastic gradient descent
- factor analysis
- social interaction
- image content
- item recommendation
- probabilistic matrix factorization
- variational bayesian
- user profiles
- image representation
- visual features
- natural images
- image annotation
- maximum likelihood