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ISBI
2004
IEEE
16 years 7 months ago
Fourier-Based Forward and Back-Projectors in Iterative Fan-Beam Tomographic Image Reconstruction
Fourier-based forward and back-projection methods have the potential to reduce computation demands in iterative tomographic image reconstruction. Interpolation errors are a limita...
Yingying Zhang, Jeffrey A. Fessler
CVPR
2010
IEEE
16 years 3 months ago
A Framework for Ultra High Resolution 3D Imaging
We present an imaging framework to acquire 3D surface scans at ultra high-resolutions (exceeding 600 samples per mm2 ). Our approach couples a standard structured-light setup and ...
Zheng Lu, Yu-Wing Tai, Moshe Ben-Ezra, Michael Bro...
ACCV
2007
Springer
16 years 22 days ago
Recognition of Digital Images of the Human Face at Ultra Low Resolution Via Illumination Spaces
Recent work has established that digital images of a human face, collected under various illumination conditions, contain discriminatory information that can be used in classifica...
Jen-Mei Chang, Michael Kirby, Holger Kley, Chris P...
ACCV
2007
Springer
16 years 22 days ago
Comparative Studies on Multispectral Palm Image Fusion for Biometrics
Hand biometrics, including fingerprint, palmprint, hand geometry and hand vein pattern, have obtained extensive attention in recent years. Physiologically, skin is a complex multi...
Ying Hao, Zhenan Sun, Tieniu Tan
VRST
2004
ACM
15 years 12 months ago
Modeling and rendering of walkthrough environments with panoramic images
An important, potential application of image-based techniques is to create photo-realistic image-based environments for interactive walkthrough. However, existing image-based stud...
Angus M. K. Siu, Ada S. K. Wan, Rynson W. H. Lau