A Social Recommendation Based on Metric Learning and Users' Co-Occurrence Pattern.
Xin ZhangJiwei QinJiong ZhengPublished in: Symmetry (2021)
Keyphrases
- co occurrence
- metric learning
- distance metric
- occurrence frequency
- distance metric learning
- learning tasks
- recommender systems
- wordnet
- semi supervised
- distance function
- multi task
- semantic relations
- pairwise
- dimensionality reduction
- visual words
- collaborative filtering
- probabilistic latent semantic analysis
- domain knowledge
- machine learning algorithms
- topic models
- background knowledge
- euclidean distance
- named entities