Dr. Randy E. Ellis Profile

Dr. Randy E. Ellis

Queen's Research Chair/Computer-Assisted Surgery at Queen's Univ

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Author

Publications (6)

Proceedings Article | 2 March 2011 Paper

Validation of visual surface measurement using computed tomography

Amy VanBerlo, Aaron Campbell, Randy Ellis

Proceedings Volume 7964, 796427 (2011) https://doi.org/10.1117/12.877701

KEYWORDS: Skin, Visualization, Computed tomography, Imaging systems, Visual process modeling, 3D modeling, Image segmentation, Surgery, Computing systems, Cameras

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Proceedings Article | 2 March 2011 Paper

Uncertainty propagation and analysis of image-guided surgery

Amber Simpson, Burton Ma, Randy Ellis, A. James Stewart, Michael Miga

Proceedings Volume 7964, 79640H (2011) https://doi.org/10.1117/12.878774

KEYWORDS: Calibration, Optical tracking, Monte Carlo methods, Error analysis, Surgery, Image-guided intervention, Image analysis, Detection and tracking algorithms, Computer simulations, Visualization

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Proceedings Article | 24 February 2010 Paper

High-accuracy registration of intraoperative CT imaging

A. Oentoro, R. Ellis

Proceedings Volume 7625, 762505 (2010) https://doi.org/10.1117/12.844255

KEYWORDS: Image registration, 3D image processing, Navigation systems, 3D modeling, 3D acquisition, Transform theory, Bone, Surgery, Calibration, Image segmentation

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Proceedings Article | 24 February 2010 Paper

Representing flexible endoscope shapes with hermite splines

Elvis C. Chen, Sharyle Fowler, Lawrence Hookey, Randy Ellis

Proceedings Volume 7625, 76251D (2010) https://doi.org/10.1117/12.844234

KEYWORDS: Endoscopes, Visualization, Sensors, Surgery, Navigation systems, Endoscopy, Electromagnetism, Optical tracking, Magnetic sensors, Human-machine interfaces

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Proceedings Article | 31 March 2008 Paper

A real-time ultrasound calibration system with automatic accuracy control and incorporation of ultrasound section thickness

Thomas Kuiran Chen, Adrian Thurston, Mehdi Moghari, Randy Ellis, Purang Abolmaesumi

Proceedings Volume 6918, 69182A (2008) https://doi.org/10.1117/12.770393

KEYWORDS: Calibration, Image segmentation, Transducers, Ultrasonography, Crystals, Laser crystals, Control systems, Automatic control, Precision calibration, Bridges

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Proceedings Article | 26 March 1993 Paper

Implications of solid mechanics for tactile feedback in teleoperation

S. Ricker, Randy Ellis

Proceedings Volume 1833, (1993) https://doi.org/10.1117/12.142110

KEYWORDS: Sensors, Finite element methods, Solids, Mechanics, Chemical elements, Data conversion, Object recognition, Robotic systems, Visualization, Systems modeling

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Showing 5 of 6 publications

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