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ICIP
1997
IEEE
16 years 8 months ago
An Efficient Boundary Encoding Scheme which is Optimal in the Rate-Distortion Sense
In this paper, we present a fast and optimal method for the lossy encoding of object boundaries which are given as 8-connect chain codes. We approximate the boundary by a polygon ...
Fabian W. Meier, Guido M. Schuster, Aggelos K. Kat...
SIAMIS
2008
116views more  SIAMIS 2008»
15 years 7 months ago
Quantitative Object Reconstruction Using Abel Transform X-Ray Tomography and Mixed Variable Optimization
This paper introduces a new approach to the problem of quantitative reconstruction of an object from few radiographic views. A mixed variable programming problem is formulated in ...
Mark A. Abramson, Thomas J. Asaki, J. E. Dennis, K...
EOR
2010
140views more  EOR 2010»
15 years 4 months ago
Cutting plane algorithms for 0-1 programming based on cardinality cuts
: We present new valid inequalities for 0-1 programming problems that work in similar ways to well known cover inequalities. Discussion and analysis of these cuts is followed by th...
Osman Oguz
SDM
2012
SIAM
238views Data Mining» more  SDM 2012»
13 years 9 months ago
Evaluating Event Credibility on Twitter
Though Twitter acts as a realtime news source with people acting as sensors and sending event updates from all over the world, rumors spread via Twitter have been noted to cause c...
Manish Gupta, Peixiang Zhao, Jiawei Han
ANOR
2002
100views more  ANOR 2002»
15 years 7 months ago
A Limited-Memory Multipoint Symmetric Secant Method for Bound Constrained Optimization
A new algorithm for solving smooth large-scale minimization problems with bound constraints is introduced. The way of dealing with active constraints is similar to the one used in...
Oleg P. Burdakov, José Mario Martíne...