Sciweavers

5595 search results - page 873 / 1119
» Approximation Algorithms for Clustering Problems
Sort
View
TPDS
2008
126views more  TPDS 2008»
15 years 6 months ago
Efficient Directional Network Backbone Construction in Mobile Ad Hoc Networks
In this paper, we consider the issue of constructing an energy-efficient virtual network backbone in mobile ad hoc networks (MANETs) for broadcasting applications using directiona...
Shuhui Yang, Jie Wu, Fei Dai
TIP
1998
114views more  TIP 1998»
15 years 6 months ago
An optimal polygonal boundary encoding scheme in the rate distortion sense
—In this paper, we present fast and efficient methods for the lossy encoding of object boundaries that are given as eight-connect chain codes. We approximate the boundary by a p...
Guido M. Schuster, Aggelos K. Katsaggelos
TKDE
2010
151views more  TKDE 2010»
15 years 5 months ago
Duplicate-Insensitive Order Statistics Computation over Data Streams
—Duplicates in data streams may often be observed by the projection on a subspace and/or multiple recordings of objects. Without the uniqueness assumption on observed data elemen...
Ying Zhang, Xuemin Lin, Yidong Yuan, Masaru Kitsur...
CIKM
2010
Springer
15 years 4 months ago
Combining link and content for collective active learning
In this paper, we study a novel problem Collective Active Learning, in which we aim to select a batch set of "informative" instances from a networking data set to query ...
Lixin Shi, Yuhang Zhao, Jie Tang
CDC
2010
IEEE
167views Control Systems» more  CDC 2010»
15 years 1 months ago
Numerical methods for the optimization of nonlinear stochastic delay systems, and an application to internet regulation
The Markov chain approximation method is an effective and widely used approach for computing optimal values and controls for stochastic systems. It was extended to nonlinear (and p...
Harold J. Kushner