Low-Pass Parabolic FFT Filter for Airborne and Satellite Lidar Signal Processing.
Zhongke JiaoBo LiuEnhai LiuYongjian YuePublished in: Sensors (2015)
Keyphrases
- low pass
- signal processing
- frequency domain
- high pass
- fourier transform
- fast fourier transform
- filter bank
- lidar data
- bandpass
- nonlinear filters
- filter design
- gaussian filter
- filter responses
- finite impulse response
- subband
- spatial domain
- infinite impulse response
- high frequency
- discrete wavelet transform
- remote sensing
- low pass filtering
- feature extraction
- low frequency
- image processing
- point cloud
- bilateral filter
- hyperspectral
- pattern recognition
- wavelet decomposition
- high resolution
- low pass filter
- image fusion
- wavelet transform
- wavelet domain
- contrast enhancement
- infrared
- feature vectors
- edge information
- computationally efficient
- wavelet coefficients
- multiresolution
- fir filters
- feature space