Approximation of fractional-order low-pass filter.
Shibendu MahataSuman Kumar SahaRajib KarDurbadal MandalPublished in: IET Signal Process. (2019)
Keyphrases
- low pass filter
- fractional order
- transfer function
- diffusion equation
- image enhancement
- differential equations
- pid controller
- feedback control
- differential evolution
- closed loop
- image processing
- anisotropic diffusion
- partial differential equations
- noise removal
- filtering method
- gaussian filter
- frequency domain
- scale space