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115
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CISS
2008
IEEE
15 years 7 months ago
2008
IEEE
—Reliable wireless communications often requires accurate knowledge of the underlying multipath channel. This typically involves probing of the channel with a known training wave...
96
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ECCV
2008
Springer
16 years 2 months ago
2008
Springer
This article proposes a new framework to regularize linear inverse problems using the total variation on non-local graphs. This nonlocal graph allows to adapt the penalization to t...
97
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WG
2004
Springer
15 years 5 months ago
2004
Springer
An undirected graph is a treelike comparability graph if it admits a transitive orientation such that its transitive reduction is a tree. We show that treelike comparability graphs...
124
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FIMH
2003
Springer
15 years 5 months ago
2003
Springer
We model the process of imaging soft tissues with a 3D ultrasound probe using a linear convolution model, and obtain analytical expressions of both the ultrasound image and its spe...
84
Voted
ARITH
2005
IEEE
15 years 6 months ago
2005
IEEE
We present a radix-2 online computational scheme for evaluating multinomials in a fixed-point number representation system. Its main advantage is that it can adapt to any evaluat...