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SADFE
2005
IEEE
15 years 3 months ago
Detecting Digital Tampering by Blur Estimation
With powerful computer and mighty software, seasoned users could turn digital media into what they want. The detection of digital tampering has become a crucial problem. In most o...
Dun-Yu Hsiao, Soo-Chang Pei
NPC
2004
Springer
15 years 3 months ago
Accurate Emulation of Wireless Sensor Networks
Abstract. Wireless sensor networks (WSNs) have a wide range of useful, datacentric applications, and major techniques involved in these applications include in-network query proces...
Hejun Wu, Qiong Luo, Pei Zheng, Bingsheng He, Lion...
AMFG
2003
IEEE
144views Biometrics» more  AMFG 2003»
15 years 3 months ago
Boosted Audio-Visual HMM for Speech Reading
We propose a new approach for combining acoustic and visual measurements to aid in recognizing lip shapes of a person speaking. Our method relies on computing the maximum likeliho...
Pei Yin, Irfan A. Essa, James M. Rehg
ICC
2000
IEEE
144views Communications» more  ICC 2000»
15 years 2 months ago
Fisheye State Routing: A Routing Scheme for Ad Hoc Wireless Networks
– This paper presents a novel routing protocol for wireless ad hoc networks – Fisheye State Routing (FSR). FSR introduces the notion of multi-level fisheye scope to reduce rou...
Guangyu Pei, Mario Gerla, Tsu-Wei Chen
CAV
1997
Springer
202views Hardware» more  CAV 1997»
15 years 2 months ago
HYTECH: A Model Checker for Hybrid Systems
A hybrid system is a dynamical system whose behavior exhibits both discrete and continuous change. A hybrid automaton is a mathematical model for hybrid systems, which combines, i...
Thomas A. Henzinger, Pei-Hsin Ho, Howard Wong-Toi