Novel noise variance and SNR estimation algorithm for wireless MIMO OFDM systems.
Sandrine BoumardPublished in: GLOBECOM (2003)
Keyphrases
- estimation algorithm
- noise variance
- ofdm system
- orthogonal frequency division multiplexing
- signal to noise ratio
- wiener filter
- gaussian noise
- noisy images
- regularization parameter
- noise level
- wireless communication
- wireless networks
- noise reduction
- image noise
- computationally efficient
- channel estimation
- maximum likelihood
- denoising
- edge detection
- image denoising
- impulse noise
- image restoration
- additive noise
- point spread function
- wireless channels