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ADCM
2010
90views more  ADCM 2010»
13 years 10 months ago
Local reconstruction for sampling in shift-invariant spaces
The local reconstruction from samples is one of most desirable properties for many applications in signal processing, but it has not been given as much attention. In this paper, we...
Qiyu Sun
SIGECOM
2008
ACM
131views ECommerce» more  SIGECOM 2008»
13 years 10 months ago
Truthful germs are contagious: a local to global characterization of truthfulness
We study the question of how to easily recognize whether a social unction f from an abstract type space to a set of outcomes is truthful, i.e. implementable by a truthful mechanis...
Aaron Archer, Robert Kleinberg

Publication
3460views
15 years 11 months ago
Multistencils Fast Marching Methods: A Highly Accurate Solution to the Eikonal Equation on Cartesian Domains
A wide range of computer vision applications require an accurate solution of a particular Hamilton-Jacobi (HJ) equation known as the Eikonal equation. In this paper, we propose an ...
M. Sabry Hassouna, Aly A. Farag
CVPR
2007
IEEE
15 years 2 days ago
A Lagrangian Particle Dynamics Approach for Crowd Flow Segmentation and Stability Analysis
This paper proposes a framework in which Lagrangian Particle Dynamics is used for the segmentation of high density crowd flows and detection of flow instabilities. For this purpos...
Saad Ali, Mubarak Shah
CVPR
2007
IEEE
15 years 2 days ago
Resolving the Generalized Bas-Relief Ambiguity by Entropy Minimization
It is well known in the photometric stereo literature that uncalibrated photometric stereo, where light source strength and direction are unknown, can recover the surface geometry...
Neil G. Alldrin, Satya P. Mallick, David J. Kriegm...