Dual variational generative model and auxiliary retrieval for empathetic response generation by conversational robot.
Yahui FuKoji InoueDivesh LalaKenta YamamotoChenhui ChuTatsuya KawaharaPublished in: Adv. Robotics (2023)
Keyphrases
- generative model
- probabilistic model
- dirichlet process mixture models
- mobile robot
- bayesian framework
- discriminative learning
- information retrieval
- semi supervised
- posterior probability
- prior knowledge
- information retrieval systems
- em algorithm
- image database
- query expansion
- discriminative models
- markov chain monte carlo
- topic models
- image segmentation
- learned models
- humanoid robot
- image retrieval
- latent dirichlet allocation
- retrieval systems
- expectation maximization
- test collection
- graphical models
- multiscale
- data sets