Results 91 to 100 of about 5,690,896 (110)

Performance comparison of reconstruction algorithms in discrete blind multi-coset sampling [PDF]

open access: yes, 2012
This paper investigates the performance of different reconstruction algorithms in discrete blind multi-coset sampling. Multi-coset scheme is a promising compressed sensing architecture that can replace traditional Nyquist-rate sampling in the ...
Thomas Arildsen   +2 more
exaly   +2 more sources

Multi-coset sampling for power spectrum blind sensing

open access: yes, 2011
Power spectrum blind sampling (PSBS) consists of a sampling procedure and a reconstruction method that is able to recover the unknown power spectrum of a random signal from the obtained sub-Nyquist-rate samples.
Geert Leus   +2 more
exaly   +2 more sources

Finite multi-coset sampling and sparse arrays [PDF]

open access: yes, 2011
Signals with sparse but otherwise unknown frequency content are well-represented by multi-coset samples, and efficient algorithms can be used to recover the underlying sparsity structure.
Gregory Wayne Wornell, Yuval Kochman
exaly   +2 more sources

Computational complexity reduction in nonuniform compressed sensing by multi-coset emulation

open access: yesSignal Processing, 2017
Single-channel Nonuniform Sampling (SNS) is a Compressed Sensing (CS) approach that allows sub-Nyquist sampling of frequency sparse signals. The relatively simple architecture, comprising one wide-band sampling channel, makes it an attractive solution ...
Tobias Lindstrøm Jensen
exaly   +2 more sources

A multi-sensor sub-Nyquist power spectrum blind sampling approach for low-power wireless sensors in operational modal analysis applications [PDF]

open access: yesMechanical Systems and Signal Processing, 2019
A novel multi-sensor power spectrum blind sampling (PSBS) approach is proposed supporting low-power wireless sensor networks (WSN) for Operational Modal Analysis (OMA) applications.
Agathoklis Giaralis
exaly   +2 more sources

Novel real-time system design for floating-point sub-Nyquist multi-coset signal blind reconstruction

open access: yes, 2015
We propose a novel real-time system design for multiband signal blind reconstruction using multi-coset sampling theory. Multi-channel signals are acquired under sub-Nyquist sampling frequency to perfectly reconstruct the original signal spectrum. A novel
Zhiping Lin, Bah-Hwee Gwee, Anil Kumar
exaly   +1 more source
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