Joint Visual-Temporal Embedding for Unsupervised Learning of Actions in Untrimmed Sequences.
Rosaura G. VidalMataWalter J. ScheirerAnna KuklevaDavid D. CoxHilde KuehnePublished in: WACV (2021)
Keyphrases
- unsupervised learning
- temporal patterns
- action sequences
- visual information
- hidden markov models
- temporal sequences
- motion history images
- temporal data
- temporal constraints
- temporal behavior
- time stamped
- temporal information
- vector space
- spatio temporal
- low level
- temporal order
- supervised learning
- joint action
- visual features
- spatial and temporal
- temporal ordering
- expectation maximization
- temporal databases
- plan recognition
- object recognition
- semi supervised
- temporal structure
- space time
- temporal dependencies
- pattern recognition
- visual input
- initial state
- temporal relations
- dynamic textures
- data sets
- human actions
- sequential patterns