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» The complexity of approximating entropy
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ICIP
2002
IEEE
15 years 12 months ago
Complexity regularized shape estimation from noisy Fourier data
We consider the estimation of an unknown arbitrary 2D object shape from sparse noisy samples of its Fourier transform. The estimate of the closed boundarycurve is parametrized by ...
Natalia A. Schmid, Yoram Bresler, Pierre Moulin
67
Voted
PODS
2004
ACM
109views Database» more  PODS 2004»
15 years 10 months ago
On the Complexity of Optimal K-Anonymity
The technique of k-anonymization has been proposed in the literature as an alternative way to release public information, while ensuring both data privacy and data integrity. We p...
Adam Meyerson, Ryan Williams
98
Voted
GLOBECOM
2008
IEEE
15 years 4 months ago
A Low-Complexity Iterative Channel Estimation and Detection Technique for Doubly Selective Channels
— In this paper, we propose a low-complexity iterative joint channel estimation, detection and decoding technique for doubly selective channels. The key is a segment-by-segment f...
Qinghua Guo, Ping Li
94
Voted
AAIM
2005
Springer
122views Algorithms» more  AAIM 2005»
15 years 3 months ago
Complexity of Minimal Tree Routing and Coloring
Let G be a undirected connected graph. Given a set of g groups each being a subset of V (G), tree routing and coloring is to produce g trees in G and assign a color to each of them...
Xujin Chen, Xiao-Dong Hu, Xiaohua Jia
89
Voted
ISVC
2005
Springer
15 years 3 months ago
Mining Paths of Complex Crowd Scenes
The Ambient Intelligence (AmI) paradigm requires a robust interpretation of people actions and behaviour and a way for automatically generating persistent spatial-temporal models o...
Beibei Zhan, Paolo Remagnino, Sergio A. Velastin