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ICC
2008
IEEE
16 years 1 months ago
Unitary Precoding Techniques Based on Transmit-MRC for MIMO Wireless Systems
— This paper proposes a low complexity unitary precoding scheme for multiple-input multiple-output (MIMO) systems. The singular-value decomposition (SVD) based transmission is ca...
Seokhwan Park, Heunchul Lee, Sang-Rim Lee, Inkyu L...
ICCCN
2008
IEEE
16 years 1 months ago
Multi-Hop RFID Wake-Up Radio: Design, Evaluation and Energy Tradeoffs
Abstract—Energy efficiency is a central challenge in batteryoperated sensor networks. Current energy-efficient mechanisms employ either duty cycling, which reduces idle listeni...
Raja Jurdak, Antonio G. Ruzzelli, Gregory M. P. O'...
ICPR
2008
IEEE
16 years 1 months ago
A network intrusion detection method using independent component analysis
An intrusion detection system (IDS) detects illegal manipulations of computer systems. In intrusion detection systems, feature reduction, including feature extraction and feature ...
Dayu Yang, Hairong Qi
ICPR
2008
IEEE
16 years 1 months ago
Adaptive context recognition based on audio signal
Auditory data provide many contextual cues about the crucial content of environments around. The goal of audio based context recognition is to equip the sensing devices with class...
Zhi Zeng, Xin Li, Xiaohong Ma, Qiang Ji
ICPR
2008
IEEE
16 years 1 months ago
Hybrid Layered Video Encoding for Mobile Internet-Based Computer Vision and Multimedia Applications
Mobile networked environments are typically resource constrained in terms of the available bandwidth and battery capacity on mobile devices. Realtime video applications entail the ...
Suchendra M. Bhandarkar, Siddhartha Chattopadhyay,...