Dr. Thomas W. Ryan Profile

Dr. Thomas W. Ryan

Senior Scientist at SAIC

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Publications (4)

Proceedings Article | 27 August 2001 Paper

Search algorithms for vector quantization and nearest-neighbor classification

Thomas Ryan, Steven Pothier, William Pierson

Proceedings Volume 4382, (2001) https://doi.org/10.1117/12.438220

KEYWORDS: Detection and tracking algorithms, Quantization, Automatic target recognition, Image classification, Image compression, Target recognition, Vector spaces, Distance measurement, Synthetic aperture radar, Logic

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Proceedings Article | 10 June 1996 Paper

SAR target indexing with hierarchical distance transforms

Thomas Ryan, B. Egaas

Proceedings Volume 2757, (1996) https://doi.org/10.1117/12.242045

KEYWORDS: Transform theory, Composites, Synthetic aperture radar, Databases, Detection and tracking algorithms, Binary data, Data modeling, Distortion, Target recognition, Automatic target recognition

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Proceedings Article | 1 August 1991 Paper

Interactive tools for assisting the extraction of cartographic features

Bobby Hunt, Thomas Ryan, Philip Sementilli, D. DeKruger

Proceedings Volume 1472, (1991) https://doi.org/10.1117/12.46486

KEYWORDS: Roads, Feature extraction, Image processing, Computing systems, Neural networks, Detection and tracking algorithms, Image understanding, Image segmentation, Binary data, Digital filtering

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Proceedings Article | 1 August 1991 Paper

Interactive tools for extraction of cartographic calibration data from aerial photography

Bobby Hunt, Thomas Ryan, Eric Gifford

Proceedings Volume 1472, (1991) https://doi.org/10.1117/12.46484

KEYWORDS: Hough transforms, Image processing, Image segmentation, Feature extraction, Detection and tracking algorithms, Calibration, Photography, Image understanding, Computing systems, Human-machine interfaces

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