Sparse B-spline polynomial descriptors for human activity recognition.
Antonios OikonomopoulosMaja PanticIoannis PatrasPublished in: Image Vis. Comput. (2009)
Keyphrases
- b spline
- human activity recognition
- activity recognition
- human activities
- piecewise polynomial
- control points
- tensor product
- least squares
- basis functions
- affine transformation
- curve fitting
- visual surveillance
- cubic b spline
- cubic spline
- high dimensional
- keypoints
- feature vectors
- action recognition
- three dimensional
- pose estimation
- deformation field
- contour extraction
- semi supervised learning
- free form deformation
- curve matching