Dr. Christopher Lee Wyatt Profile

Dr. Christopher Lee Wyatt

at Virginia Polytechnic Institute and State Univ

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Author

Publications (12)

Proceedings Article | 13 March 2010 Paper

Brain segmentation performance using T1-weighted images versus T1 maps

Xiaoxing Li, Christopher Wyatt

Proceedings Volume 7623, 76233R (2010) https://doi.org/10.1117/12.844278

KEYWORDS: Image segmentation, Brain mapping, Brain, Image processing algorithms and systems, Expectation maximization algorithms, Neuroimaging, Scanning probe microscopy, Magnetic resonance imaging, Tissues, Image processing

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Proceedings Article | 13 March 2010 Paper

Structural template formation with discovery of subclasses

Xiaojing Long, Chris Wyatt

Proceedings Volume 7623, 76231B (2010) https://doi.org/10.1117/12.843994

KEYWORDS: Image registration, Brain, Databases, Neuroimaging, Convolution, Diffusion, Distance measurement, Algorithm development, Optimization (mathematics), Space operations

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Proceedings Article | 13 March 2010 Paper

Combining morphometric evidence from multiple registration methods using dempster-shafer theory

Vidya Rajagopalan, Christopher Wyatt

Proceedings Volume 7623, 76231U (2010) https://doi.org/10.1117/12.844002

KEYWORDS: Image registration, Brain, Brain mapping, Information fusion, Visualization, Image resolution, Magnetic resonance imaging, Neuroimaging, Statistical analysis, Scanning probe microscopy

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Proceedings Article | 16 September 2008 Paper

X-ray phase-contrast imaging with 2D grating interferometry

Ming Jiang, Christopher Lee Wyatt, Ge Wang

Proceedings Volume 7078, 707816 (2008) https://doi.org/10.1117/12.794069

KEYWORDS: X-rays, X-ray imaging, Interferometry, Gaussian beams, Phase measurement, Phase shifts, Fringe analysis, Spatial coherence, Imaging systems, Phase shift keying

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Proceedings Article | 18 March 2008 Paper

Parameter optimization for a grating-based phase contrast x-ray system

Bonsung Koo, Ming Jiang, Christopher Wyatt, Ge Wang

Proceedings Volume 6913, 691348 (2008) https://doi.org/10.1117/12.770548

KEYWORDS: Phase contrast, X-rays, Spatial resolution, Tissues, X-ray imaging, X-ray sources, Interferometers, Phase shifts, Signal attenuation, Sensors

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Proceedings Article | 12 March 2008 Paper

Registration of prone and supine colons in the presence of topological changes

Jung W. Suh, Christopher Wyatt

Proceedings Volume 6916, 69160C (2008) https://doi.org/10.1117/12.770576

KEYWORDS: Colon, Image registration, Image segmentation, Virtual colonoscopy, 3D image processing, 3D acquisition, X-ray computed tomography, Particles, Image processing algorithms and systems, Fermium

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Proceedings Article | 30 April 2004 Paper

Segmentation in virtual colonoscopy using a geometric deformable model

Christopher Wyatt, Yaorong Ge, David Vining

Proceedings Volume 5369, (2004) https://doi.org/10.1117/12.535238

KEYWORDS: Virtual colonoscopy, Image segmentation, Colon, Visualization, 3D modeling, Error analysis, Computer aided diagnosis and therapy, Signal to noise ratio, Integration, Tissues

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Proceedings Article | 3 July 2001 Paper

Automatic scale selection for medical image segmentation

Ersin Bayram, Christopher Wyatt, Yaorong Ge

Proceedings Volume 4322, (2001) https://doi.org/10.1117/12.431021

KEYWORDS: Image segmentation, Medical imaging, Edge detection, Signal to noise ratio, Sensors, Magnetic resonance imaging, Signal processing, Error analysis, Filtering (signal processing), Image analysis

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Proceedings Article | 3 July 2001 Paper

Improved conformal metrics for 3D geometric deformable models in medical images

Christopher Wyatt, Yaorong Ge, David Vining

Proceedings Volume 4322, (2001) https://doi.org/10.1117/12.431107

KEYWORDS: 3D modeling, Image segmentation, 3D image processing, Associative arrays, Medical imaging, Mathematical modeling, Image processing, Gaussian filters, Magnetic resonance imaging, Nonlinear filtering

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Proceedings Article | 4 October 2000 Paper

Geometric deformable model in the confidence field

Yaorong Ge, Christopher Wyatt, Ersin Bayram, David Vining

Proceedings Volume 4121, (2000) https://doi.org/10.1117/12.402430

KEYWORDS: Image segmentation, Computer simulations, Image analysis, Magnetic resonance imaging, Signal to noise ratio, Image processing algorithms and systems, Human-machine interfaces, Control systems, Medical imaging, Interfaces

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Proceedings Article | 20 April 2000 Paper

Geometric deformable colon model for polyp detection

Christopher Wyatt, Yaorong Ge, David Vining

Proceedings Volume 3978, (2000) https://doi.org/10.1117/12.383396

KEYWORDS: Colon, Image segmentation, Virtual colonoscopy, 3D modeling, Gaussian filters, 3D image processing, Computed tomography, Image analysis, Tissues, Edge detection

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Proceedings Article | 20 May 1999 Paper

Automatic segmentation of the colon

Christopher Wyatt, Yaorong Ge, David Vining

Proceedings Volume 3660, (1999) https://doi.org/10.1117/12.349583

KEYWORDS: Colon, Image segmentation, Stomach, Tissues, Virtual colonoscopy, Forward error correction, Computed tomography, Transform theory, Image processing algorithms and systems, Cancer

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Showing 5 of 12 publications

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