1387 search results - page 113 / 278 » Convexity in Discrete Space |
HAPTICS
2005
IEEE
14 years 3 months ago
2005
IEEE
— We present an algorithm that determines the point on a convex parametric surface patch that is closest to a given (possibly moving) point. Any initial point belonging to the su...
CORR
2010
Springer
13 years 10 months ago
2010
Springer
Many combinatorial problems arising in machine learning can be reduced to the problem of minimizing a submodular function. Submodular functions are a natural discrete analog of co...
JSAC
2008
13 years 10 months ago
2008
This paper studies a nonlinear vector precoding scheme which inverts the wireless multiple-input multiple-output (MIMO) channel at the transmitter so that simple symbol-bysymbol de...
MP
2011
13 years 5 months ago
2011
We consider a quadratic programming (QP) problem (Π) of the form min xT Cx subject to Ax ≥ b where C ∈ Rn×n + , rank(C) = 1 and A ∈ Rm×n , b ∈ Rm . We present an FPTAS ...
ECCV
2002
Springer
15 years 2 days ago
2002
Springer
Abstract. This paper presents a theory for constructing and computing velocity-adapted scale-space filters for spatio-temporal image data. Starting from basic criteria in terms of ...