Differential and semidifferential invariant signature functions for space curve recognition.
Robert J. HoltArun N. NetravaliPublished in: Int. J. Imaging Syst. Technol. (1994)
Keyphrases
- recognition accuracy
- recognition rate
- object recognition
- signature recognition
- signature verification
- feature extraction
- arbitrary dimension
- recognition algorithm
- image recognition
- action recognition
- pattern recognition
- computer vision
- hidden markov models
- search space
- b spline
- higher dimensional
- invariant moments
- planar curves
- arc length
- closed curves
- visual recognition
- roc curve
- endpoints
- gesture recognition
- affine transformation
- vector space
- basis functions
- space time
- multiscale