Causal Decision Transformer for Recommender Systems via Offline Reinforcement Learning.
Siyu WangXiaocong ChenDietmar JannachLina YaoPublished in: SIGIR (2023)
Keyphrases
- recommender systems
- reinforcement learning
- collaborative filtering
- function approximation
- decision makers
- decision making
- matrix factorization
- state space
- user profiling
- real time
- fuzzy logic
- optimal policy
- decision process
- user model
- decision problems
- user modeling
- causal models
- decision rules
- learning algorithm
- model free
- user preferences
- user profiles
- cold start problem
- causal relationships
- information overload
- causal reasoning
- power transformers
- trust aware
- recommendation systems
- markov decision processes
- fault diagnosis
- power system
- multi agent
- bayesian networks
- experimental data
- expert systems
- causal networks
- recommendation quality
- causal knowledge