Estimation of Subpixel Motion Using Bispectrum.
El Mehdi Ismaili AlaouiElhassane Ibn-ElhajPublished in: J. Electr. Comput. Eng. (2008)
Keyphrases
- phase correlation
- optical flow
- motion estimation
- frequency domain
- optical flow estimation
- global motion
- cross correlation
- fourier domain
- subpixel accuracy
- rigid motion
- motion field
- image sequences
- log polar
- matching algorithm
- motion analysis
- estimation process
- camera motion
- disparity estimation
- image alignment
- motion model
- motion segmentation
- robust estimation
- space time
- moving objects
- least squares
- moment invariants
- velocity field
- optic flow
- motion parameters
- estimation accuracy
- block matching
- human motion
- fourier transform
- image registration
- probabilistic neural network
- hidden markov models
- angular velocity