Time- and Frequency-Domain Impulsive Noise Spreader for OFDM Systems.
S. NayyefCharalampos TsimenidisArafat Al-DweikBayan S. SharifAli HazmiPublished in: TrustCom (2012)
Keyphrases
- frequency domain
- ofdm system
- median filter
- orthogonal frequency division multiplexing
- impulse noise
- image deblurring
- gaussian noise
- denoising
- color images
- estimation algorithm
- wireless communication
- spatial domain
- multipath
- low frequency
- fading channels
- noise reduction
- image denoising
- feature extraction
- bit error rate
- noise level
- filtering algorithm
- image processing
- noisy images
- image enhancement
- non stationary
- image restoration
- digital images
- subband
- structuring elements
- signal to noise ratio
- post processing
- natural images
- maximum likelihood
- recursive least squares