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ICMCS
2006
IEEE
131views Multimedia» more  ICMCS 2006»
16 years 9 days ago
Restoration of Halftoned Color-Quantized Images using Linear Estimator
- Restoration of color-quantized images in which error diffusion is involved is rarely addressed in the literature. Conventional restoration algorithms were generally proposed for ...
Yik-Hing Fung, Yuk-Hee Chan
ALGORITHMICA
2010
137views more  ALGORITHMICA 2010»
15 years 4 months ago
Deciding k-Colorability of P5-Free Graphs in Polynomial Time
The problem of computing the chromatic number of a P5-free graph (a graph which contains no path on 5 vertices as an induced subgraph) is known to be NP-hard. However, we show tha...
Chính T. Hoàng, Marcin Kaminski, Vad...
CVPR
2003
IEEE
16 years 8 months ago
Vector-Valued Image Regularization with PDE's : A Common Framework for Different Applications
1 We address the problem of vector-valued image regularization with variational methods and PDE's. From the study of existing formalisms, we propose a unifying framework base...
David Tschumperlé, Rachid Deriche
ICIP
2006
IEEE
16 years 8 months ago
An adaptive mixture color model for robust visual tracking
Global color characterization is a very powerful tool to model in a simple yet discriminant way the visual appearance of complex objects. A fixed reference model of this type can ...
Antoine Lehuger, Patrick Léchat, Patrick P&...
COR
2006
65views more  COR 2006»
15 years 6 months ago
An exact method for graph coloring
We are interested in the graph coloring problem. We propose an exact method based on a linear-decomposition of the graph. The complexity of this method is exponential according to...
Corinne Lucet, Florence Mendes, Aziz Moukrim