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» Geometric constraint satisfaction using optimization methods
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ECAI
2010
Springer
15 years 2 months ago
ISAC - Instance-Specific Algorithm Configuration
We present a new method for instance-specific algorithm configuration (ISAC). It is based on the integration of the algorithm configuration system GGA and the recently proposed sto...
Serdar Kadioglu, Yuri Malitsky, Meinolf Sellmann, ...
PODS
2007
ACM
159views Database» more  PODS 2007»
16 years 1 months ago
Generalized hypertree decompositions: np-hardness and tractable variants
The generalized hypertree width GHW(H) of a hypergraph H is a measure of its cyclicity. Classes of conjunctive queries or constraint satisfaction problems whose associated hypergr...
Georg Gottlob, Thomas Schwentick, Zoltán Mi...
ICDM
2010
IEEE
111views Data Mining» more  ICDM 2010»
14 years 11 months ago
ValuePick: Towards a Value-Oriented Dual-Goal Recommender System
Given a user in a social network, which new friends should we recommend, the dual goal being to achieve user satisfaction and good network connectivity? Similarly, which new produc...
Leman Akoglu, Christos Faloutsos
CAD
2007
Springer
15 years 1 months ago
Non-iterative approach for global mesh optimization
This paper presents a global optimization operator for arbitrary meshes. The global optimization operator is composed of two main terms, one part is the global Laplacian operator ...
Ligang Liu, Chiew-Lan Tai, Zhongping Ji, Guojin Wa...
DGCI
2008
Springer
15 years 3 months ago
Robust Estimation of Curvature along Digital Contours with Global Optimization
In this paper we introduce a new curvature estimator based on global optimisation. This method called Global Min-Curvature exploits the geometric properties of digital contours by ...
Bertrand Kerautret, Jacques-Olivier Lachaud