2007 search results - page 228 / 402 » SPECTRUM |
161
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SIAMCO
2010
15 years 17 days ago
2010
In arbitrary dimension, we consider the semi-discrete elliptic operator -2 t + AM , where AM is a finite difference approximation of the operator - x((x) x). For this operator we d...
125
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SIAMNUM
2010
15 years 17 days ago
2010
In this paper we develop boundary value methods for detecting Sacker-Sell spectra in discrete time dynamical systems. The algorithms are advancements of earlier methods for comput...
178
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TSP
2010
15 years 15 days ago
2010
We propose an adaptive technique to design the spectrum of an orthogonal frequency division multiplexing (OFDM) waveform to improve the radar's wideband ambiguity function (WA...
288
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WD
2010
15 years 15 days ago
2010
Abstract--OFDMA based cellular radio networks aim to operate as close as possible to frequency reuse distance of one, where the whole spectrum would be available in every cell. Mod...
133
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ICASSP
2011
IEEE
14 years 9 months ago
2011
IEEE
Monaural speech separation is a very challenging task. CASAbased systems utilize acoustic features to produce a time-frequency (T-F) mask. In this study, we propose a classificat...