A new discrete-time analytic signal for reducing aliasing in discrete time-frequency distributions.
John M. O'TooleMostefa MesbahBoualem BoashashPublished in: EUSIPCO (2007)
Keyphrases
- digital images
- frequency domain
- high frequency
- signal processing
- signal analysis
- markov processes
- spatial domain
- efficient algorithms to compute
- impulse response
- low frequency
- linear time invariant
- high frequency components
- discrete fourier transform
- short time fourier transform
- fourier transform
- wavelet transform
- wavelet packet
- instantaneous frequency
- high resolution
- probability distribution
- subband
- low pass
- non stationary
- denoising
- signal detection
- power law
- original signal
- hilbert transform
- super resolution
- markov chain
- reconstruction error
- spatial resolution
- neural network
- multi view
- filter bank
- color images
- sampling theorem
- image processing