Dr. Paulo E. Xavier da Silveira
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Publications (11)

Proceedings Article | 30 August 2006
Proc. SPIE. 6311, Optical Information Systems IV
KEYWORDS: Signal to noise ratio, Modulation, Visualization, Imaging systems, Spatial frequencies, Image resolution, Wavefronts, Iris recognition, Image quality, Modulation transfer functions

Proceedings Article | 17 April 2006
Proc. SPIE. 6202, Biometric Technology for Human Identification III
KEYWORDS: Signal to noise ratio, Eye, Biometrics, Detection and tracking algorithms, Imaging systems, Spatial frequencies, Cameras, Sensors, Wavefronts, Iris recognition

Proceedings Article | 25 May 2005
Proc. SPIE. 5817, Visual Information Processing XIV
KEYWORDS: Monochromatic aberrations, Optical transfer functions, Point spread functions, Electronics, Atrial fibrillation, Computational imaging, Imaging systems, Spatial frequencies, Computing systems, Fourier transforms

Proceedings Article | 28 March 2005
Proc. SPIE. 5779, Biometric Technology for Human Identification II
KEYWORDS: Signal to noise ratio, Biometrics, Modulation, Imaging systems, Spatial frequencies, Sensors, Image processing, Wavefronts, Iris recognition, Modulation transfer functions

Proceedings Article | 26 October 2004
Proc. SPIE. 5559, Advanced Signal Processing Algorithms, Architectures, and Implementations XIV
KEYWORDS: Computational imaging, Detection and tracking algorithms, Imaging systems, Cameras, Image processing, Image restoration, Computing systems, Iris recognition, Computer programming, Feature extraction

Proceedings Article | 24 May 2000
Proc. SPIE. 4089, Optics in Computing 2000
KEYWORDS: Optical amplifiers, Modulation, Crystals, Spatial light modulators, Heterodyning, Signal processing, Antennas, Bragg cells, Signal detection, Binary data

Showing 5 of 11 publications
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