Space-Time Zernike Moments and Pyramid Kernel Descriptors for Action Classification.
Luca CostantiniLorenzo SeidenariGiuseppe SerraLicia CapodiferroAlberto Del BimboPublished in: ICIAP (2) (2011)
Keyphrases
- space time
- zernike moments
- action classification
- human actions
- shape descriptors
- feature vectors
- fourier descriptors
- image representation
- action recognition
- global features
- spatio temporal
- bag of words
- video sequences
- shape analysis
- feature space
- image reconstruction
- d objects
- affine invariant
- multiresolution
- bag of features
- multiscale
- high order
- shape features
- rotation invariant
- feature descriptors
- invariant features
- keypoints
- temporal resolution
- scale space
- basis functions
- feature extraction
- affine transformation
- activity recognition
- bag of visual words
- image processing
- computer vision
- image sequences
- visual words
- machine learning
- image features
- input image