The Influence of Certain Ionoshperic Phenomena on Extremely Low Frequency (ELF) Propagation.
John R. DavisPublished in: IEEE Trans. Commun. (1974)
Keyphrases
- computational complexity
- low frequency
- high frequency
- frequency domain
- wavelet transform
- subband
- frequency band
- electromagnetic fields
- discrete wavelet transform
- high resolution
- high frequency components
- wavelet analysis
- wavelet coefficients
- low pass
- low and high frequency
- dct coefficients
- dct domain
- multiresolution
- computer vision
- single image
- original images
- contourlet transform
- image analysis
- image segmentation