Classifying spatiotemporal object trajectories using unsupervised learning of basis function coefficients.
Shehzad KhalidAndrew NaftelPublished in: VSSN@MM (2005)
Keyphrases
- basis functions
- object trajectories
- unsupervised learning
- unsupervised manner
- spatio temporal
- linear combination
- video surveillance
- multiple cameras
- surveillance videos
- motion model
- supervised learning
- static images
- object recognition
- state space
- semi supervised
- expectation maximization
- motion patterns
- activity analysis
- moving objects
- trajectory data
- set of basis functions
- feature selection
- space time
- model selection
- machine learning
- dynamic time warping
- particle filter
- text classification
- dynamic programming
- high dimensional