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CSL
2000
Springer
14 years 2 months ago
2000
Springer
We study definability of languages in arithmetic and the free monoid by bounded versions of fixed-point and transitive-closure logics. In particular we give logical characterisat...
TSP
2008
13 years 10 months ago
2008
Abstract--In this paper, we investigate the impact of the spatiotemporal aperture of a channel sounding system equipped with antenna arrays at the transmitter and receiver on the a...
TIT
2008
13 years 8 months ago
2008
There is a fundamental relationship between belief propagation and maximum a posteriori decoding. A decoding algorithm, which we call the Maxwell decoder, is introduced and provide...
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
—In this paper the Cramér-Rao lower bound (CRLB) of an ultra-wideband (UWB) pulse amplitude modulated (PAM) signal with time hopping (TH) code is derived for the practical case ...
ICCBR
2005
Springer
14 years 3 months ago
2005
Springer
Abstract. Although similarity measures play a crucial role in CBR applications, clear methodologies for defining them have not been developed yet. One approach to simplify the de...