Stochastic Sampling for Contrastive Views and Hard Negative Samples in Graph-based Collaborative Filtering.
Chaejeong LeeJeongwhan ChoiHyowon WiSung-Bae ChoNoseong ParkPublished in: CoRR (2024)
Keyphrases
- stochastic sampling
- collaborative filtering
- positive samples
- negative samples
- simulated annealing
- importance sampling
- recommender systems
- computationally inexpensive
- solution space
- negative feedback
- semi supervised
- support vector machine
- genetic algorithm
- partial solutions
- positive and negative
- positive feedback
- sample set
- kalman filter
- monte carlo
- metaheuristic
- prior knowledge
- training data