Tool Operation Recognition Based on Robust Optical Flow and HMM from Short-Time Sequential Image Data.
Hidetomo SakainoYutaka YanagisawaTetsuji SatohPublished in: J. Adv. Comput. Intell. Intell. Informatics (2004)
Keyphrases
- image data
- optical flow
- hidden markov models
- recognition accuracy
- robust recognition
- recognition rate
- image quality
- partial occlusion
- least squares
- varying illumination conditions
- automatic recognition
- gesture recognition
- recognition process
- motion model
- computationally efficient
- object recognition
- feature extraction
- image sequences
- illumination invariance
- computer vision
- optical flow computation
- dense motion estimation
- recognition algorithm
- motion estimation
- robust estimation
- word recognition
- motion segmentation
- optical flow algorithm
- motion field
- keyword spotting
- pose invariant face recognition
- range data
- image database