1538 search results - page 179 / 308 » Spectral Techniques in Graph Algorithms |
129
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CORR
2010
Springer
15 years 3 months ago
2010
Springer
Given a directed acyclic graph with labeled vertices, we consider the problem of finding the most common label sequences ("traces") among all paths in the graph (of some...
157
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DCG
2011
14 years 10 months ago
2011
We introduce an algorithm that embeds a given 3-connected planar graph as a convex 3-polytope with integer coordinates. The size of the coordinates is bounded by O(27.55n ) = O(18...
111
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CBMS
2006
IEEE
15 years 10 months ago
2006
IEEE
Previous studies have shown that the photoplethysmogram (PPG) may be a useful tool for the noninvasive detection of hypovolemia. The focus has been on determining if frequency ana...
107
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JCM
2008
15 years 3 months ago
2008
Abstract-- RF-ID systems are susceptible to frequency interference from other communciation systems particularly when the RF-ID tags transmit on a fixed carrier frequency. The RF-I...
128
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TWC
2008
15 years 3 months ago
2008
In this paper, the problem of choosing constellation size and transmit power that minimizes the energy-per-goodbit in a frequency-flat, long-term static fading channel is considere...