Dr. Ranadhir Roy Profile

Dr. Ranadhir Roy

Associate Professor at Univ of Texas-Rio Grande Valley

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Author

Publications (7)

Proceedings Article | 12 February 2010 Paper

Telegrapher-based fluorescence-enhanced optical tomography in small volume

Ranadhir Roy

Proceedings Volume 7561, 75610H (2010) https://doi.org/10.1117/12.843241

KEYWORDS: Diffusion, Absorption, Scattering, Optical tomography, Animal model studies, Tissues, Data modeling, Light scattering, Luminescence, Tomography

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Proceedings Article | 24 February 2009 Paper

Numerical comparison of different penalty modified barrier functions for optical tomography problems

Ranadhir Roy

Proceedings Volume 7174, 71740Z (2009) https://doi.org/10.1117/12.812886

KEYWORDS: Optical tomography, Absorption, Near infrared, Diagnostics, Optical properties, Diffusion, Tomography, Tissue optics, Spherical lenses, Detection and tracking algorithms

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SPIE Journal Paper | 1 July 2006 Open Access

Fluorescence-enhanced optical tomography of a large tissue phantom using point illumination geometries

Ranadhir Roy, Anuradha Godavarty, Eva Sevick-Muraca

JBO, Vol. 11, Issue 04, 044007, (July 2006) https://doi.org/10.1117/12.10.1117/1.2338807

KEYWORDS: Absorption, Reconstruction algorithms, Optical tomography, Luminescence, Spherical lenses, Detection and tracking algorithms, Image restoration, Tissue optics, Phase shifts, Tissues

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Proceedings Article | 28 April 2005 Paper

Image reconstruction for diagnosis and prognosis of breast cancer using fluorescence measurements: phantom studies

R. Roy, A. Godavarty, A. Thompson, E. Sevick-Muraca

Proceedings Volume 5693, (2005) https://doi.org/10.1117/12.589209

KEYWORDS: Luminescence, Absorption, Optical tomography, Tomography, Tissue optics, Modulation, Natural surfaces, Image restoration, 3D metrology, Breast

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Proceedings Article | 28 April 2005 Paper

Simulated anatomical backgrounds for objective assessment of image quality (OAIQ) in optical tomography

Amit Sahu, Amit Joshi, Ranadhir Roy, Eva Sevick-Muraca

Proceedings Volume 5693, (2005) https://doi.org/10.1117/12.589188

KEYWORDS: Optical properties, Tissues, Luminescence, Optical tomography, Atrial fibrillation, Absorption, Target detection, Detection and tracking algorithms, Evolutionary algorithms, Image quality

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SPIE Journal Paper | 1 May 2004 Open Access

Diagnostic imaging of breast cancer using fluorescence-enhanced optical tomography: phantom studies

Anuradha Godavarty, Alan Thompson, Ranadhir Roy, Mikhail Gurfinkel, Margaret Eppstein, Chaoyang Zhang, Eva Sevick-Muraca

JBO, Vol. 9, Issue 03, (May 2004) https://doi.org/10.1117/12.10.1117/1.1691027

KEYWORDS: Breast, Luminescence, Tissues, Tomography, Diagnostics, Breast cancer, Lymphatic system, 3D image processing, Mammography, 3D metrology

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Proceedings Article | 2 July 1999 Paper

Imaging of absorption coefficients and lifetimes in the scattering medium with heterogeneous fluorophore distribution using simply bound constrained minimization

Ranadhir Roy, Eva Sevick-Muraca

Proceedings Volume 3600, (1999) https://doi.org/10.1117/12.351038

KEYWORDS: Absorption, Optical imaging, Optimization (mathematics), Scattering, Finite element methods, Diffusion, Inverse problems, Numerical analysis, Optical tomography, Algorithm development

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Showing 5 of 7 publications

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