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» Generalized Shape Autocorrelation
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SODA
2010
ACM
143views Algorithms» more  SODA 2010»
13 years 7 months ago
Thin Partitions: Isoperimetric Inequalities and a Sampling Algorithm for Star Shaped Bodies
Star-shaped bodies are an important nonconvex generalization of convex bodies (e.g., linear programming with violations). Here we present an efficient algorithm for sampling a giv...
Karthekeyan Chandrasekaran, Daniel Dadush, Santosh...
ICC
2009
IEEE
121views Communications» more  ICC 2009»
13 years 7 months ago
Channel Estimation and Tracking Schemes for the Pulse-Shaping OFDM Systems
Robust channel estimation scheme is essential for pulse-shaping OFDM systems in the multipath mobile environment. This paper proposes three types of channel estimation schemes for ...
Bayarpurev Mongol, Takaya Yamazato, Masaaki Kataya...
SIAMCO
2010
169views more  SIAMCO 2010»
13 years 4 months ago
Shape Derivative of Drag Functional
Abstract. In the paper compressible, stationary Navier-Stokes (N-S) equations are considered. The model is well-posed, there exist weak solutions in bounded domains, subject to inh...
Pavel I. Plotnikov, Jan Sokolowski
SSPR
2004
Springer
14 years 2 months ago
Learning of Form Models from Exemplars
Model-based image recognition requires a general model of the object that should be detected in an image. In many applications such models are not known a-priori instead of they mu...
Petra Perner, Silke Jänichen
ICIP
2004
IEEE
14 years 10 months ago
Efficient inscribing of noisy rectangular objects in scanned images
Objects identification in images is generally hard unless the objects are simple geometric shapes such as circles, rectangles or have very particular properties. Even simple geome...
Cormac Herley