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CORR
2011
Springer
13 years 1 months ago
2011
Springer
— In many application of noise cancellation, the changes in signal characteristics could be quite fast. This requires the utilization of adaptive algorithms, which converge rapid...
ICASSP
2011
IEEE
13 years 1 months ago
2011
IEEE
Spectrum sensing is a challenging key component of the Cognitive Radio paradigm, since primary signals must be detected in the face of noise uncertainty and at signal-to-noise rat...
ICASSP
2011
IEEE
13 years 1 months ago
2011
IEEE
—We develop sub-Nyquist sampling systems for analog signals comprised of several, possibly overlapping, finite duration pulses with unknown shapes and time positions. Efficient...
ICASSP
2011
IEEE
13 years 1 months ago
2011
IEEE
In this paper, a recursive nonlinear filter exploiting trigonometric expansions of the past output samples is introduced. Its peculiarity is, in general, the ability to model rea...
ICASSP
2011
IEEE
13 years 1 months ago
2011
IEEE
Multistage residual vector quantizers (RVQ) with optimal direct sum decoder codebooks have been successfully designed and implemented for data compression. Due to its multistage s...