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AAAI
2004
15 years 8 months ago
A Multi-Resolution Pyramid for Outdoor Robot Terrain Perception
This paper addresses the problem of outdoor terrain modeling for the purposes of mobile robot navigation. We propose an approach in which a robot acquires a set of terrain models ...
Michael Montemerlo, Sebastian Thrun
JCM
2008
100views more  JCM 2008»
15 years 6 months ago
Four Transmit Diversity Schemes for Coded OFDM Systems with Four Transmit Antennas
We compare four open-loop transmit diversity schemes in a coded Orthogonal Frequency Division Multiplexing (OFDM) system with four transmit antennas, namely cyclic shift diversity ...
Chau Yuen, Yan Wu, Sumei Sun
LCN
2006
IEEE
16 years 24 days ago
Clustered Mobility Model for Scale-Free Wireless Networks
— Recently, researchers have discovered that many of social, natural and biological networks are characterized by scale-free power-law connectivity distribution and a few densely...
Sunho Lim, Chansu Yu, Chita R. Das
MDM
2004
Springer
16 years 4 days ago
Processing Range-Monitoring Queries on Heterogeneous Mobile Objects
We consider in this paper how to leverage heterogeneous mobile computing capability for efficient processing of real-time range-monitoring queries. In our environment, each mobil...
Ying Cai, Kien A. Hua, Guohong Cao
TMC
2010
210views more  TMC 2010»
15 years 5 months ago
Exploiting Reactive Mobility for Collaborative Target Detection in Wireless Sensor Networks
—Recent years have witnessed the deployments of wireless sensor networks in a class of mission-critical applications such as object detection and tracking. These applications oft...
Rui Tan, Guoliang Xing, Jianping Wang, Hing-Cheung...