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ISVC
2009
Springer
16 years 11 days ago
GPU-Based Ray Casting of Multiple Multi-resolution Volume Datasets
We developed a GPU-based volume ray casting system for rendering multiple arbitrarily overlapping multi-resolution volume data sets. Our efficient volume virtualization scheme is b...
Christopher Lux, Bernd Fröhlich
MCETECH
2009
Springer
16 years 11 days ago
TwoStep: An Authentication Method Combining Text and Graphical Passwords
Text-based passwords alone are subject to dictionary attacks as users tend to choose weak passwords in favor of memorability, as well as phishing attacks. Many recognition-based gr...
Paul C. van Oorschot, Tao Wan
APSCC
2008
IEEE
16 years 9 days ago
Access Gateway Discovery and Selection in Hybrid Multihop Relay Vehicular Network
—Vehicular ad hoc network protocol with hybrid relay architecture is proposed for improving the success ratio. Access gateway estimation and a probability table based on the rout...
Shang-Pin Sheng, Ben-Yue Chang, Hung-Yu Wei
ICASSP
2008
IEEE
16 years 8 days ago
Stereo matching with asymmetric occlusion handling in weighted least square framework
This paper presents a novel method for stereo matching with occlusion handling. In order to estimate optimal cost, we define an energy function and solve the iterative equation w...
Dong Bo Min, Kwanghoon Sohn
ICASSP
2008
IEEE
16 years 8 days ago
Multi-feature vector flow for active contour tracking
In order to achieve both fast tracking and accurate object extraction, we present in this paper an original real-time active contour method, incorporating different feature maps i...
Joanna I. Olszewska, Christophe De Vleeschouwer, B...