Action Recognition for Surveillance Applications Using Optic Flow and SVM.
Somayeh DanafarNiloofar GheissariPublished in: ACCV (2) (2007)
Keyphrases
- action recognition
- optic flow
- human activities
- support vector machine svm
- support vector
- flow field
- activity recognition
- human actions
- multiscale
- scale space
- max margin
- motion analysis
- support vector machine
- computer vision
- image sequences
- action classification
- recognizing human actions
- optic flow field
- knn
- recognition of human actions
- feature vectors
- kernel function
- feature selection
- machine learning
- training data
- k nearest neighbor
- motion field
- training set
- background subtraction
- multi class
- state space
- feature space
- support vector regression
- computational complexity
- feature extraction
- action detection
- image quality
- human computer interaction