A Hybrid Discriminative/Generative Approach for Modeling Human Activities.
Jonathan LesterTanzeem ChoudhuryNicky KernGaetano BorrielloBlake HannafordPublished in: IJCAI (2005)
Keyphrases
- human activities
- human activity recognition
- activity recognition
- visual surveillance
- daily life
- unsupervised learning
- sensor data
- human computer interaction
- action recognition
- human actions
- gaussian process latent variable models
- activity analysis
- ubiquitous computing
- generative model
- semi supervised
- decision trees
- human knowledge
- artificial intelligence
- discriminative methods
- expectation maximization
- natural language processing
- probabilistic model
- prior knowledge
- discriminative learning
- temporal structure
- human interactions
- conditional likelihood
- data sets