Instantaneous frequency estimation by using the Wigner distribution and linear interpolation.
Ljubisa A. StankovicIgor DjurovicRadomir-Mato LakovicPublished in: Signal Process. (2003)
Keyphrases
- linear interpolation
- wigner distribution
- spatial frequency
- image magnification
- post processing
- optimization scheme
- interpolation method
- preprocessing
- pattern recognition
- similarity measure
- image analysis
- motion estimation
- graph cuts
- computer vision
- low frequency
- computational complexity
- bilinear interpolation
- image processing