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MOBISYS
2008
ACM
14 years 7 months ago
Efficient channel-aware rate adaptation in dynamic environments
Increasingly, 802.11 devices are being used by mobile users. This results in very dynamic wireless channels that are difficult to use efficiently. Current rate selection algorithm...
Glenn Judd, Xiaohui Wang, Peter Steenkiste
ICDE
2009
IEEE
165views Database» more  ICDE 2009»
14 years 9 months ago
Spatial Range Querying for Gaussian-Based Imprecise Query Objects
Abstract-- In sensor environments and moving robot applications, the position of an object is often known imprecisely because of measurement error and/or movement of the object. In...
Yoshiharu Ishikawa, Yuichi Iijima, Jeffrey Xu Yu
SAB
2010
Springer
153views Optimization» more  SAB 2010»
13 years 6 months ago
Cooperative Stigmergic Navigation in a Heterogeneous Robotic Swarm
We study self-organized cooperation in a heterogeneous robotic swarm consisting of two sub-swarms. The robots of each sub-swarm play distinct roles based on their different charac...
Frederick Ducatelle, Gianni A. Di Caro, Luca Maria...
WSC
2000
13 years 9 months ago
Using simulation and critical points to define states in continuous search spaces
Many artificial intelligence techniques rely on the notion ate" as an abstraction of the actual state of the nd an "operator" as an abstraction of the actions that ...
Marc S. Atkin, Paul R. Cohen
ICMCS
2010
IEEE
215views Multimedia» more  ICMCS 2010»
13 years 8 months ago
Efficient search of Top-K video subvolumes for multi-instance action detection
Action detection was formulated as a subvolume mutual information maximization problem in [8], where each subvolume identifies where and when the action occurs in the video. Desp...
Norberto A. Goussies, Zicheng Liu, Junsong Yuan