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TMC
2012
11 years 11 months ago
Elevator-Assisted Sensor Data Collection for Structural Health Monitoring
—Sensor networks nowadays are widely used for structural health monitoring; for example, the sensor monitoring system deployed on the Guangzhou New TV Tower, China. While wired s...
Tao Zhang, Dan Wang, Jiannong Cao, Yi Qing Ni, Lij...
AINA
2009
IEEE
14 years 3 months ago
JPEG Steganography: A Performance Evaluation of Quantization Tables
The two most important aspects of any imagebased steganographic system are the imperceptibility and the capacity of the stego image. This paper evaluates the performance and effic...
Adel Almohammad, Gheorghita Ghinea, Robert M. Hier...
ICASSP
2009
IEEE
14 years 3 months ago
Beacon-assisted spectrum access with cooperative cognitive transmitter and receiver
—Spectrum access is an important function of cognitive radios for detecting and utilizing spectrum holes without harming the legacy systems. In this paper, we propose novel coope...
Ali Tajer, Xiaodong Wang
RTSS
2009
IEEE
14 years 3 months ago
Multi-Channel Interference Measurement and Modeling in Low-Power Wireless Networks
Abstract—Multi-channel design has received significant attention for low-power wireless networks (LWNs), such as 802.15.4-based wireless sensor networks, due to its potential of...
Guoliang Xing, Mo Sha, Jun Huang, Gang Zhou, Xiaor...
INFOCOM
2009
IEEE
14 years 3 months ago
A Queueing Model Framework of PCE-Based Inter-Area Path Computation
Abstract—Path computation elements (PCE’s) are used to compute end-to-end paths across multiple areas. Multiple PCE’s may be dedicated to each area to provide sufficient path...
Juanjuan Yu, Yue He, Kai Wu, Marco Tacca, Andrea F...