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» Empirical Design of Geometric Algorithms
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IPSN
2007
Springer
15 years 6 months ago
Hierarchical spatial gossip for multi-resolution representations in sensor networks
In this paper we propose a lightweight algorithm for constructing multi-resolution data representations for sensor networks. We compute, at each sensor node u, O(log n) aggregates...
Rik Sarkar, Xianjin Zhu, Jie Gao
ICPR
2006
IEEE
16 years 27 days ago
Dimensionality Reduction with Adaptive Kernels
1 A kernel determines the inductive bias of a learning algorithm on a specific data set, and it is beneficial to design specific kernel for a given data set. In this work, we propo...
Shuicheng Yan, Xiaoou Tang
GIS
2007
ACM
16 years 27 days ago
Multilevel object-oriented classification of quickbird images for urban population estimates
This paper is committed to explore object-oriented methods for the classification of Quickbird images, aiming to support future urban population estimates. The study area concerns...
Carolina M. D. Pinho, Cláudia Maria de Alme...
MOBIHOC
2008
ACM
15 years 11 months ago
Cooperative transmit-power estimation under wireless fading
We study blind estimation of transmission power of a node based on received power measurements obtained under wireless fading. Specifically, the setup consists of a set of monitor...
Murtaza Zafer, Bongjun Ko, Ivan Wang Hei Ho
IEEEPACT
2007
IEEE
15 years 6 months ago
Automatic Correction of Loop Transformations
Loop nest optimization is a combinatorial problem. Due to the growing complexity of modern architectures, it involves two increasingly difficult tasks: (1) analyzing the profita...
Nicolas Vasilache, Albert Cohen, Louis-Noël P...