Channel Impulse Response Length and Noise Variance Estimation for OFDM Systems with Adaptive Guard Interval.
Van-Duc NguyenHans-Peter KuchenbeckerHarald HaasKyandoghere KyamakyaGuillaume GellePublished in: EURASIP J. Wirel. Commun. Netw. (2007)
Keyphrases
- impulse response
- noise variance
- regularization parameter
- ofdm system
- estimation algorithm
- carrier frequency offset
- image restoration
- standard deviation
- cross validation
- channel estimation
- noisy images
- recursive least squares
- frequency domain
- wireless communication
- correlation coefficient
- maximum likelihood
- multipath
- noise level
- hyperparameters
- computationally efficient
- denoising
- image processing