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Dr. Christopher W. Gregory
Principal Scientist for Imaging at Smiths Detection
SPIE Involvement:
Conference Program Committee | Author
Publications (5)
Proceedings Article | 12 April 2021 Paper
Design and analysis of a hybrid x-ray transmission and diffraction system
Proceedings Volume 11738, 1173807 (2021) https://doi.org/10.1117/12.2585640
KEYWORDS: Diffraction, X-rays, X-ray diffraction, Imaging systems, Medical diagnostics, Inspection, Information security, Explosives detection, Explosives
Proceedings Article | 12 June 2019 Presentation + Paper
Material classification using convolution neural network (CNN) for x-ray based coded aperture diffraction system
Proceedings Volume 10999, 109990B (2019) https://doi.org/10.1117/12.2519983
KEYWORDS: Convolution, X-rays, Coded apertures, Library classification systems, Signal to noise ratio, Binary data, Neural networks, X-ray diffraction, Liquids, Prototyping
Proceedings Article | 14 May 2019 Paper
Motivations and methods for the analysis of multi-modality x-ray systems for explosives detection
Joshua Carpenter, Yijun Ding, Ava Hurlock, David Coccarelli, Chris Gregory, Souleymane Diallo, Amit Ashok, Michael Gehm, Joel Greenberg
Proceedings Volume 10999, 1099908 (2019) https://doi.org/10.1117/12.2518781
KEYWORDS: X-rays, Scanners, Signal attenuation, X-ray diffraction, Explosives detection, Imaging systems, Data modeling
Proceedings Article | 27 April 2018 Presentation + Paper
Automatic threat recognition of prohibited items at aviation checkpoint with x-ray imaging: a deep learning approach
Kevin Liang, Geert Heilmann, Christopher Gregory, Souleymane Diallo, David Carlson, Gregory Spell, John Sigman, Kris Roe, Lawrence Carin
Proceedings Volume 10632, 1063203 (2018) https://doi.org/10.1117/12.2309484
KEYWORDS: Firearms, Data modeling, X-ray imaging, Performance modeling, Detection and tracking algorithms, Prototyping, Transportation security
Proceedings Article | 27 April 2018 Presentation + Paper
Towards an x-ray-based coded aperture diffraction system for bulk material identification
S. Diallo, K. Tadlock, C. Gregory, S. Wolter, J. Greenberg, K. Roe
Proceedings Volume 10632, 1063209 (2018) https://doi.org/10.1117/12.2302513
KEYWORDS: X-rays, Coded apertures, X-ray diffraction, Tomography, X-ray imaging
Conference Committee Involvement (7)
Anomaly Detection and Imaging with X-Rays (ADIX) IX
24 April 2024 | National Harbor, Maryland, United States
Anomaly Detection and Imaging with X-Rays (ADIX) VIII
3 May 2023 | Orlando, Florida, United States
Anomaly Detection and Imaging with X-Rays (ADIX) VII
4 April 2022 | Orlando, Florida, United States
Anomaly Detection and Imaging with X-Rays (ADIX) VI
12 April 2021 | Online Only, Florida, United States
Anomaly Detection and Imaging with X-Rays (ADIX) V
27 April 2020 | Online Only, California, United States
Showing 5 of 7 Conference Committees
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