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ICCV
2009
IEEE
16 years 10 months ago
Keyframe-Based Real-Time Camera Tracking
We present a novel keyframe selection and recognition method for robust markerless real-time camera tracking. Our system contains an ofine module to select features from a grou...
Zilong Dong, Guofeng Zhang, Jiaya Jia, Hujun Bao
IPMI
2003
Springer
16 years 6 months ago
Velocity Estimation in Ultrasound Images: A Block Matching Approach
In this paper, we focus on velocity estimation in ultrasound images sequences. Ultrasound images present many difficulties in image processing because of the typically high level o...
Djamal Boukerroui, J. Alison Noble, Michael Brady
IMC
2009
ACM
16 years 2 days ago
Geolocalization of proxied services and its application to fast-flux hidden servers
Fast-flux is a redirection technique used by cyber-criminals to hide the actual location of malicious servers. Its purpose is to evade identification and prevent or, at least de...
Claude Castelluccia, Mohamed Ali Kâafar, Per...
ANSS
2008
IEEE
16 years 1 days ago
A Simulation Study of Common Mobility Models for Opportunistic Networks
Understanding mobility characteristics is important for the design and analysis of routing schemes for mobile ad hoc networks (MANETs). This is especially true for mobile opportun...
Muhammad Abdulla, Robert Simon
ICASSP
2008
IEEE
16 years 20 hour ago
Subspace compressive detection for sparse signals
The emerging theory of compressed sensing (CS) provides a universal signal detection approach for sparse signals at sub-Nyquist sampling rates. A small number of random projection...
Zhongmin Wang, Gonzalo R. Arce, Brian M. Sadler