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» Approximating Betweenness Centrality
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JMIV
2008
142views more  JMIV 2008»
15 years 9 days ago
Camera Motion Estimation Through Planar Deformation Determination
In this paper, we propose a global method for estimating the motion of a camera which films a static scene. Our approach is direct, fast and robust, and deals with adjacent frames...
Claire Jonchery, Françoise Dibos, Georges K...
93
Voted
HICSS
2006
IEEE
185views Biometrics» more  HICSS 2006»
15 years 6 months ago
Inter-Organisational Collaboration towards Process Integration in the Public Sector. E-Government Collaboration in Egypt
This paper demonstrates the importance of collaboration between government departments as a backbone for inter-organizational integration between agencies such as ministries. We a...
Inas E. Ezz, Anastasia Papazafeiropoulou
ICML
2006
IEEE
16 years 1 months ago
Generalized spectral bounds for sparse LDA
We present a discrete spectral framework for the sparse or cardinality-constrained solution of a generalized Rayleigh quotient. This NPhard combinatorial optimization problem is c...
Baback Moghaddam, Yair Weiss, Shai Avidan
90
Voted
CAV
2009
Springer
150views Hardware» more  CAV 2009»
16 years 1 months ago
Automated Analysis of Java Methods for Confidentiality
We address the problem of analyzing programs such as J2ME midlets for mobile devices, where a central correctness requirement concerns confidentiality of data that the user wants t...
Pavol Cerný, Rajeev Alur
86
Voted
STOC
2004
ACM
88views Algorithms» more  STOC 2004»
16 years 1 months ago
Expander flows, geometric embeddings and graph partitioning
We give a O( log n)-approximation algorithm for sparsest cut, edge expansion, balanced separator, and graph conductance problems. This improves the O(log n)-approximation of Leig...
Sanjeev Arora, Satish Rao, Umesh V. Vazirani