Dr. Chad E. English Profile

Dr. Chad E. English

Senior R&D Analyst at Neptec Design Group Ltd

SPIE Involvement:

Author

Publications (14)

Proceedings Article | 29 August 2017 Paper

Production of models of the International Space Station elements from 3D laser images

C. English

Proceedings Volume 10313, 103130M (2017) https://doi.org/10.1117/12.2283818

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SPIE Journal Paper | 1 August 2007

Two-step triangular-pattern phase-shifting method for three-dimensional object-shape measurement

Peirong Jia, Jonathan Kofman, Chad English

OE, Vol. 46, Issue 08, 083201, (August 2007) https://doi.org/10.1117/12.10.1117/1.2768616

KEYWORDS: Phase shifts, Projection systems, Image processing, 3D metrology, Fringe analysis, 3D modeling, Calibration, 3D image processing, Cameras, Optical engineering

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Proceedings Article | 7 May 2007 Paper

Rapid automatic target recognition using generic 3D sensor and shape-from-motion data

G. Bouchette, P. Iles, C. English, M. Labrie, B. Powaschuk, P. Church, J. Maheux

Proceedings Volume 6566, 656619 (2007) https://doi.org/10.1117/12.719858

KEYWORDS: 3D acquisition, Detection and tracking algorithms, LIDAR, Sensors, Databases, 3D modeling, Atomic force microscopy, Target recognition, Automatic target recognition, 3D image processing

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SPIE Journal Paper | 1 April 2007

Comparison of linear and nonlinear calibration methods for phase-measuring profilometry

Peirong Jia, Jonathan Kofman, Chad English

OE, Vol. 46, Issue 04, 043601, (April 2007) https://doi.org/10.1117/12.10.1117/1.2721025

KEYWORDS: Calibration, Projection systems, 3D modeling, Nonlinear optics, 3D metrology, Cameras, Phase measurement, 3D image processing, Phase shifts, Optical engineering

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Proceedings Article | 20 October 2006 Paper

Triangular phase-shifting algorithms for surface measurement

Peirong Jia, Jonathan Kofman, Chad English

Proceedings Volume 6375, 63750C (2006) https://doi.org/10.1117/12.690734

KEYWORDS: Fringe analysis, Phase shifting, 3D image reconstruction, Image processing, 3D modeling, 3D metrology, Reconstruction algorithms, Algorithm development, 3D image processing, Phase shifts

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Proceedings Article | 18 October 2006 Paper

Repeated phase-offset measurement for error compensation in two-step triangular phase-shifting profilometry

Peirong Jia, Jonathan Kofman, Chad English

Proceedings Volume 6375, 63750D (2006) https://doi.org/10.1117/12.690735

KEYWORDS: Fringe analysis, Cameras, Calibration, Error analysis, 3D modeling, CCD cameras, 3D metrology, Projection systems, Phase measurement, Phase shifts

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Proceedings Article | 19 May 2006 Paper

Real-time 3D vision solution for on-orbit autonomous rendezvous and docking

S. Ruel, C. English, M. Anctil, J. Daly, C. Smith, S. Zhu

Proceedings Volume 6220, 622009 (2006) https://doi.org/10.1117/12.665354

KEYWORDS: 3D acquisition, Detection and tracking algorithms, Data modeling, Imaging systems, LIDAR, Sensors, Computer simulations, 3D modeling, Liquid crystals, Space operations

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Proceedings Article | 19 May 2006 Paper

3D inspection for the Shuttle return to flight

Adam Deslauriers, Chad English, Chris Bennett, Peter Iles, Ross Taylor, Andrew Montpool

Proceedings Volume 6220, 62200H (2006) https://doi.org/10.1117/12.665884

KEYWORDS: Nose, Imaging systems, Cameras, Sensors, Scanners, Inspection, Light sources and illumination, Liquid crystals, 3D scanning, Laser systems engineering

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Proceedings Article | 6 December 2005 Paper

Comparison of linear and non-linear calibration methods for phase-shifting surface-geometry measurement

Peirong Jia, Jonathan Kofman, Chad English, Adam Deslauriers

Proceedings Volume 6051, 60510G (2005) https://doi.org/10.1117/12.649016

KEYWORDS: Fringe analysis, Cameras, Calibration, Image processing, 3D modeling, 3D metrology, Projection systems, Phase measurement, 3D image processing, Phase shifts

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Proceedings Article | 6 December 2005 Paper

Two-step triangular phase-shifting method for 3-D object-shape measurement

Peirong Jia, Jonathan Kofman, Chad English, Adam Deslauriers

Proceedings Volume 6049, 60490G (2005) https://doi.org/10.1117/12.649009

KEYWORDS: Fringe analysis, Phase shifting, Cameras, Image processing, 3D modeling, 3D metrology, Projection systems, Digital Light Processing, 3D image processing, Phase shifts

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Proceedings Article | 19 May 2005 Paper

The complementary nature of triangulation and ladar technologies

Chad English, Adam Deslauriers, Iain Christie

Proceedings Volume 5791, (2005) https://doi.org/10.1117/12.603728

KEYWORDS: Mirrors, Modulation, Cameras, LIDAR, Sensors, Scanners, Computer programming, Spatial resolution, Motion measurement, Binary data

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Proceedings Article | 21 September 2004 Paper

Development of a practical 3D automatic target recognition and pose estimation algorithm

Chad English, Stephane Ruel, Len Melo, Philip Church, Jean Maheux

Proceedings Volume 5426, (2004) https://doi.org/10.1117/12.541382

KEYWORDS: 3D acquisition, Detection and tracking algorithms, LIDAR, Sensors, Databases, 3D modeling, Target recognition, Automatic target recognition, Algorithm development, 3D image processing

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Proceedings Article | 21 September 2004 Paper

Field testing of a 3D automatic target recognition and pose estimation algorithm

Stephane Ruel, Chad English, Len Melo, Andrew Berube, Doug Aikman, Adam Deslauriers, Philip Church, Jean Maheux

Proceedings Volume 5426, (2004) https://doi.org/10.1117/12.541390

KEYWORDS: 3D acquisition, Detection and tracking algorithms, LIDAR, Sensors, 3D modeling, Vegetation, Camouflage, Target recognition, Automatic target recognition, 3D image processing

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Proceedings Article | 1 July 2002 Paper

Imaging and tracking elements of the International Space Station using a 3D autosynchronized scanner

Claire Samson, Chad English, Adam DesLauriers, Iain Christie, Francois Blais

Proceedings Volume 4714, (2002) https://doi.org/10.1117/12.472603

KEYWORDS: 3D acquisition, Data modeling, Sensors, 3D modeling, Laser scanners, Light sources and illumination, Liquid crystals, 3D scanning, Target acquisition, 3D image processing

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Showing 5 of 14 publications

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