Publications

Patents

Knopf, G.K., Wang, W.W., and Bassi, A.S. (2009), “Bioelectronic photodetector and imaging arrays based on bacteriorhodopsin (bR) thin films and flexible printed electronic circuits” [USA Patent No. 7,573,024 – issued August 2009].

Kofman,J. and Knopf, G.K. (2003), “Method and apparatus for three-dimensional shape measurement with unconstrained object and sensor motion” [USA Patent No. 6,542,249 - issued April 2003]. Patent sold to Align Technology Inc., San Jose California, in June 2012. Align Technology Inc. is a global medical device company that develops 3D scanning solutions for orthodontics and dentistry.

Books/Edited Volumes

Knopf, G.K. and Otani, Y. (Eds.) (2013), Optical Nano and Micro Actuator Technology, CRC Press. [ISBN:978-1-4398-4053-5] Note: The book contains 22 original chapters written by leading experts from around the world including Western, NRCC, Brookhaven National Laboratory NY, Univ. of Michigan, McGill, Eindhoven Univ. of Tech., Univ. of California Berkeley, Aachen Univ., Univ. of Illinois, Penn State, Yokohama Univ., Nat. Univ. of Singapore, Tokyo Univ. of Agri. and Tech., and Univ. of Queensland.

Knopf, G.K. and Bassi, A.S. (Eds.) (2007), Smart Biosensor Technology, CRC Press. [ISBN:0-8493-3759-3]. Note: The book contains 23 original chapters written by leading experts from around the world including Western, Univ. of Michigan, Univ. of Mass., State Univ. of NY, Purdue, Cranfield Univ., Univ. of Conn., Univ. of Maryland, Univ. North Texas, U of T, Syracuse Univ., Univ. California Riverside, Univ. of Joensuu, and Univ. of Genoa.

Gupta, M.M. and Knopf, G.K. (Eds.) (1994), Neuro-Vision Systems: Principles and Applications. New York: IEEE Press [ISBN: 0-7803-1042-X].

Edited Conference Proceedings

Kaneko, S., Cho, H-S., Knopf, G.K. and Tutsch, R. (Eds.) (2004), Machine Vision and its Optomechatronic Applications. SPIE vol. 5603, Bellingham WA: SPIE Pres [ISSN: 0277-786X].

Knopf, G.K. (Ed.) (2003), Optomechatronic Systems IV. SPIE vol. 5264, Bellingham WA: SPIE Press [ISBN: 0-8194-5152-5].

Cho, H.-S. and Knopf, G.K. (Eds.) (2000), Optomechatronic Systems. SPIE vol. 4190, Bellingham WA: SPIE Press [ISBN: 0-8194-3855-3].

Knopf, G.K. and Orban, P. (Eds.) (2000), Sensors and Controls for Intelligent Manufacturing. SPIE vol. 4191, Bellingham WA: SPIE Press [ISBN: 0-8194-3856-1].

Knopf, G.K., Muir, P. and Orban, P. (Eds.) (1999), Sensors and Controls for Intell. Machining and Manufacturing Mechatronics. SPIE vol. 3832, Bellingham WA: SPIE Press [ISBN: 0-8194-3425-6].

Published Papers
2016

Knopf, G.K., Sinar, D., Andrushchenko,A. and Nikumb, S. (2016) “Flexible electrical circuits printed on polymers using graphene-cellulose inks”, IEEE Int'l Symposium on Circuits & Systems, Montreal QC , May 22-25, 2016 [accepted - 4 pages].

Nicholson-Smith, C., Knopf G.K. and Bordatchev (2016), “Controlled guidance of light through a flexible optical waveguide sheet”, SPIE OPTO - Advanced Fabrication Technologies for Micro/Nano Optics and Photonics IX, San Francisco, CA, Feb. 13 – 18, 2016 [accepted – 10 pages].

Green, R., Knopf G.K. and Bordatchev (2016), “Fabrication of large area flexible PDMS waveguide sheets”, SPIE OPTO - Advanced Fabrication Technologies for Micro/Nano Optics and Photonics IX, San Francisco, CA, Feb. 13 – 18, 2016 [accepted – 9 pages].

Sinar, D., Knopf, G.K. and Nikumb, S. (2016) “Printed optically transparent graphene cellulose electrodes”, SPIE OPTO - Organic Photonic Materials and Devices XVIII, San Francisco, CA, Feb. 13 – 18, 2016 [accepted – 8 pages].

2015

Knopf, G.K. (2015), “Optical nano and microactuation”, in Handbook of Optoelectronics, 2nd Edition, J.P. Dakin and R.G.W. Brown (Eds.), CRC Press (42 pages).

Al-Aribe, K. M., Knopf, G.K. and Bassi, A.S. (2015) "Ionic polymer microactuator activated by photoresponsive organic proton pumps", Actuators, vol. 4, no. 4, pp. 237-254.

2014

Avigad, G., Salomon, S. and Knopf, G.K. (2014) “Sequential interactive evolution for finding high-quality topologies”, Engineering Optimization [in-press, available online], DOI:10.1080/0305215 X.2014.969724 [24 pages].

Chow, M.T.C., Knopf, G.K. and Bordatchev, E.V. (2014) “Impact of overlapping trajectories in laser micro-polishing”, International Symposium on Optomechatronic Technologies, Nov. 5-7, 2014, Seattle USA, pp. 174-178 (IEEE Press).

Sareen, K.K., Knopf, G.K. and Canas, R. (2014) “Detecting discontinuous and occluded boundaries from point clouds of building interiors”, International Symposium on Optomechatronic Technologies, Nov. 5-7, 2014, Seattle USA, pp. 234-238 (IEEE Press).

Sinar,D., Knopf, G.K. and Nikumb, S. (2014) “Laser assisted reduction of printed GO films and traces”, IEEE Nano 2014, Toronto ON, August 18-21, pp. 549-553.

Sinar,D. and Knopf, G.K. (2014) “Printed graphene interdigitated capacitive sensors on flexible polyimide substrates", IEEE Nano 2014, Toronto ON, August 18-21, pp. 538-542.

Nikumb, S., Bathe, R. and Knopf, G.K. (2014) “Laser microprocessing technologies for automotive, flexible electronics, and solar energy sectors”. in SPIE Solar Energy+ Technology (pp. 918005-918005). International Society for Optics and Photonics.

Sinar, D., Knopf, G.K. and Nikumb, S. (2014) “Microfabrication of passive electronic components with printed graphene-oxide deposition”, in SPIE MOEMS-MEMS (pp. 89730H-89730H). International Society for Optics and Photonics.

Sinar, D., Knopf, G. K., Nikumb, S., and Andrushchenko, A. (2014) “Laser micromachining of oxygen reduced graphene-oxide films”, in SPIE MOEMS-MEMS (pp. 89730K-89730K). International Society for Optics and Photonics.

2013

Ronny, R.A., Knopf, G.K., Bordatchev, E. and Nikumb, S. (2013), "Micromilled optical elements for uniformly illuminated edge-lit light guide panels", Journal of Micro/Nanolithography, MEMS, and MOEMS, vol. 12, no. 2, pp. 023002-1 -11.

Chow, M., Bordatchev, E. and Knopf, G.K. (2013), "Experimental study on the effect of varying focal offset distance on laser micro-polished surfaces”, The International Journal of Advanced Manufacturing Technology, vol. 67, pp. 2607-2617.

Al-Aribe,K., Knopf, G.K. and Bassi, A.S. (2013), “Photo-electric biotransducer for activating ionic hydrogel microactuators", Sensors and Actuators B: Chemical, vol. 176, pp. 1056-1064.

Pungotra, H., Knopf, G.K. and Canas, R. (2013), “Alternative methodology to represent B-spline surface for applications in virtual reality environment", Computer Aided Design & Applications, 10(4), 711-726.

Sinar, D., Knopf, G.K. and Nikumb, S. (2013), "Graphene-based inkjet printing of flexible bioelectronic circuits and sensors", Proc. SPIE 8612, Micromachining and Microfabrication Process Technology XVIII, pp. 861204-861204) [DOI: 10.1117/12.2003936].

Al-Aribe, K.M., Knopf, G.K. and Bassi, A.S. (2013), "Organic photovoltaic cells based on photoactive bacteriorhodopsin proteins" Proc. SPIE 8615, Microfluidics, BioMEMS, and Medical Microsystems XI, pp. 86150Q-86150Q [DOI: 10.1117/12.2004018]

2012

Al-Aribe,K., Knopf, G.K. and Bassi, A.S. (2012), “Fabrication of an optically driven pH-gradient generator based on self-assembled proton pumps”, Microfluidics and Nanofluidics, vol. 12, pp, 325-335.

Pungotra, H., Knopf, G.K. and Canas, R. (2012), “B-spline surface based concept design module for applications in virtual reality environment", Computer Aided Design & Applications, vol. 10, no. 2, pp. 247-263.

Sareen, K., Knopf, G.K. and Canas, R. (2012), “Consistent point clouds of narrow spaces using multi-scan domain mapping”, Computer-Aided Civil and Infrastructure Engineering, vol. 27, no. 8, pp. 555 -572.

Shiu, P.P., Knopf, G.K., Ostojic, M. and Nikumb, S. (2012), “Non-lithographic fabrication of metallic micro-mold masters by laser machining and welding”, The International Journal of Advanced Manufacturing Technology, vol. 59, no. 1-4, pp. 157-167.

Al-Aribe, K.M., Knopf, G.K. and Bassi, A.S. (2012), "Light-driven hydrogel microvalve based on BR proton pumps", IECON 2012-38th Annual Conference on IEEE Industrial Electronics Society, Montreal Qc. Oct. 24 - 27, 2012 pp. 3970-3975.

Shiu, P.P., Knopf, G.K., and Nikumb, S. (2012), "Polymer micromolds with near optical quality surface finishes", Microfluidics, BioMEMS, and Medical Microsystems X. Edited by Becker, H. and Gray, B.L. Proceedings of the SPIE, Volume 8251, pp. 82510H-82510H-10 [DOI: 10.1117/12.908098].

Chow, M., Bordatchev, E.V., and Knopf, G.K. (2012), "Impact of initial surface parameters on the final quality of laser micro-polished surfaces", Micromachining and Microfabrication Process Technology XVII. Edited by Maher, M.A. and Resnick, P.J. Proceedings of the SPIE, Volume 8248, pp. 824809-824809-10 [DOI: 10.1117/12.908137].

Ronny, R.A., Knopf, G.K., Bordatchev, E., Tauhiduzzaman, M. and Nikumb, S. (2012) "Micromachined edge illuminated optically transparent automotive light guide panels", Micromachining and Microfabrication Process Technology XVII. Edited by Maher, M.A. and Resnick, P.J. Proceedings of the SPIE, Volume 8248, pp. 824806-824806-11 [DOI: 10.1117/12.908202].

2011

Sareen, K., Knopf, G.K. and Canas, R. (2011), “Hierarchical data clustering approach for segmenting colored 3D point clouds of building interiors”, Optical Engineering, vol. 50, 077003.

Al-Aribe,K., Knopf, G.K. and Bassi, A.S. (2011), “Photoelectric monolayers based on self-assembled and oriented purple membrane patches”, IEEE/ASME Journal of Microelectromechanical Systems, vol. 20, no. 4, pp. 800-810.

Hafiz, A.M.K., Chow, M., Bordatchev, E.V., Tutunea-Fatan, O.R. and Knopf, G.K. (2011) "Integrated process planning for multi-axis laser polishing," CD-ROM Proceedings of the 23rd Canadian Congress of Applied Mechanics (CANCAM 2011), Jun. 2011, Vancouver, Canada, pp. 747-750.

2010

Knopf, G.K. and Wang, W.W. (2010) “Biophotoreceptor arrays”, Encyclopedia of Industrial Biotechnology, M.C. Flickinger and C. Vona (Eds.), John Wiley [available online; ~ 30 pages].

Pungotra, H., Knopf, G.K. and Canas, R. (2010), “Merging multiple B-spline surface patches in a virtual reality environment”, Computer Aided Design, vol. 42, pp. 847-859.

Shiu, P.P., Knopf, G.K. and Ostojic, M., (2010), “Fabrication of metallic molds for microfluidic devices via laser micromachining and microEDM”, Microsystem Technologies, vol. 16, no. 3, pp. 477-485.

Sareen, K., Knopf, G.K. and Canas, R. (2010), “Contour-based 3D point data simplification for freeform surface reconstruction”, Intern. Journal of Shape Modeling, vol. 15, nos.1&2, pp. 19-43.

Shiu, P.P., Knopf, G.K. and Ostojic, M. (2010), “Laser-assisted active microfluidic mixer”, ISOT 2010, Toronto Ont., Oct 25-27, 2010, pp. 1-5.

Sareen, K.K., Knopf, G.K. and Canas, R. (2010), “Rapid clustering of colorized 3D point cloud data for reconstructing building interiors”, ISOT 2010, Toronto Ont., Oct 25-27, 2010, pp. 1-6.

Sareen, K.K., Knopf, G.K. and Canas, R. (2010), “Point cloud simplification and civil building layout extraction from large data-set involving multiple objects”, 2010 IASTED Modeling and Simulation, Banff, AB; July 15-17, 2010 (8 pages).

Chow, M.T.C., Hafiz, A.M.K., Tutunea-Fatan, O. R., Knopf, G.K. and Bordatchev, E.V. (2010), “Experimental statistical analysis of laser micropolishing process”, ISOT 2010, Toronto Ont., Oct 25-27, 2010, pp. 1-6.

Al-Aribe, K. and Knopf, G.K. (2010), “Photoresponsive hydrogel microvalve activated by bacteriorhodopsin proton pumps", Proc. SPIE 7646, 764611[DOI:10.1117/12.848769].

Knopf, G.K. (2010) “Bioelectronic photosensing array for non-planar imaging”, Proc. SPIE 7646, 764614 (2010) [DOI:10.1117/12.848779].

2009

Pungotra, H., Knopf, G.K. and Canas, R. (2009), “Novel collision detection algorithm for physics-based simulation of deformable B-spline shapes”, Computer Aided Design & Applications, vol. 6, no. 1, pp. 43-54.

Pungotra, H., Knopf, G.K. and Canas, R. (2009), “Framework for modeling and validating concept designs in virtual reality environments”, IEEE Conf. Science & Technology for Humanity (TIC-STH), pp. 393 – 398.

Sareen, K., Knopf, G.K. and Canas, R. (2009), “Contour-based 3D point cloud simplification for modeling freeform surfaces”, IEEE Conf. Science & Technology for Humanity (TIC-STH), pp. 381 – 386.

Sareen, K., Knopf, G.K. and Canas, R. (2009), “Surface reconstruction from sliced point cloud data for designing facial prosthetics”, IEEE Conf. Science & Techn. for Humanity (TIC-STH), pp. 6–11.

2008

Wang, W.W., Knopf, G.K. and Bassi, A.S. (2008), “Bioelectronic imaging array based on bacteriorhodopsin film”, IEEE Transactions on Nanobioscience, vol. 7, no. 4, pp. 249-256.

Pungotra, H., Knopf, G.K. and Canas, R. (2008), “A novel collision detection algorithm for haptic manipulation and sculpting of deformable B-Spline surfaces”, Computer Aided Design, vol. 40, no. 10-11, pp. 1055-1066.

Shiu, P.P., Ostojic, M., Knopf, G.K. and Nukumb, S. (2008), “Rapid fabrication of polymethylmethacrylate micromold masters using a hot intrusion process”, Journal of Micro/Nanolithography, MEMS, and MOEMS, vol. 7, no. 4, pp. 043012-1 – 043012-8.

Shiu, P.P., Knopf, G.K., Ostojic, M. and Nukumb, S. (2008), “Rapid fabrication of tooling for microfluidic devices via laser micromachining and hot embossing”, Journal of Micromechanics and Microengineering 18(2008) 025012(8pp).

Igwe, P.C., Knopf, G.K. and Canas, R. (2008), “Developing alternative design concepts in VR environments using volumetric self-organizing feature maps”, Journal of Intelligent Manufacturing vol. 19, no. 6, pp. 661-675.

Shiu, P.P., Knopf, G.K., Ostojic, M. and Nukumb, S. (2008), “Fabrication of polymer microfluidic devices with 3D microfeatures that have near optical surface quality”, MNRC 2008, pp. 53-56.

Shiu, P.P., Knopf, G.K. Ostojic, M. and Nukumb, S. (2008), “Neural network approach to modeling hot intrusion process for micromold fabrication”, Optomechatronic Technologies 2008, Otani et al.(Eds.) Proc. of SPIE, vol. 7266, p. V1-V10.

Sangole, A. and Knopf, G.K. (2008), “Shape metamorphosis using deformable maps”, Optomechatronic Technologies 2008, Otani et al.(Eds.) Proc. of SPIE, vol. 7266, p. D1-D12.

2007

Barari, A., ElMaraghy, H.A. and Knopf, G.K. (2007), “Evaluation of geometric deviations in sculptured surfaces using probability density estimation”, in Models for Computer Aided Tolerancing in Design and Manufacturing, J. K. Davidson (Ed.), Springer Netherlands, pp. 135-146.

Barari, A., ElMaraghy, H.A. and Knopf, G.K., (2007), “Search-guided sampling to reduce uncertainty of minimum deviation zone estimation”, ASME Journal of Computing and Information Science in Engineering Manufacturing, vol. 7, pp. 360 - 371

Knopf, G.K. and Pungotra, H. (2007), “Visual exploration of numeric data using 3D self organizing feature maps”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 17, C.H. Dagli et al (Eds.), pp. 297-302.

Knopf, G.K. and Igwe, P. (2007), “Volumetric self organizing feature map for modeling deformable solids”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 17, C.H. Dagli et al (Eds.), pp. 137-142.

Shiu, P.P., Knopf, G.K., Ostojic, M. and Nukumb, S. (2007), “Rapid fabrication of micromolds for polymeric microfluidic devices”, IEEE-Canadian Conference on Electrical & Computer Engineering 2007, pp. 8-11.

2006

Knopf, G.K. and Johnson, J.A. (2006), “Computer aided design”, in Wiley Encyclopedia of Biomedical Engineering, Metin Akay (Ed.), John Wiley [13 pages – electronic access through Wiley].

Knopf G.K. and Sangole, A. (2006), “Data visualization”, in Wiley Encyclopedia of Biomedical Engineering, Metin Akay (Ed.), John Wiley [13 pages – electronic access through Wiley].

Zeman, M., Bordatchev, E.V. and Knopf, G.K. (2006) “Design, kinematic modeling and performance testing of a microgripper for micromanipulation applications”, Journal of Micromechanics and Microengineering, vol. 16, pp. 1540-1549.

Wang, W.W., Knopf, G.K. and Bassi, A.S. (2006), "Time and frequency response characteristics of bacteriorhodopsin-based photodetectors", Optical Engineering, vol. 45, no. 8, pp. (084001) 1-9.

Knopf, G.K. and Sangole, A. (2006), “Freeform surface reconstruction from scattered points using a deformable spherical map”, Journal of Imaging and Graphics, vol. 6, no. 3, pp. 341- 356.

Igwe, P.C. and Knopf, G.K. (2006), “Self-organizing feature map (SOFM) based deformable CAD models”, IEEE International Joint Conference on Neural Networks, Vancouver BC, July 16-21, pp. 7189-7195.

Igwe, P.C., Sangole, A.P. and Knopf, G.K. (2006), “Shape morphing and reconstruction using self-organizing feature maps”, IEEE International Joint Conference on Neural Networks, Vancouver BC, July 16-21, pp. 7174-7180.

Igwe, P.C. and Knopf, G.K. (2006), "3D object reconstruction using geometric computing", Intern.Conf. on Geometric Modeling & Imaging (GMAI2006), London England July 5-7, pp. 9-14

Igwe, P.C. and Knopf, G.K. (2006), "Modeling deformable objects for computer-aided sculpting (CAS)", International Conf. on Geometric Modeling & Imaging (GMAI2006), London England July 5-7, pp. 3-8

Al-Aribe, K. and Knopf, G.K. (2006), “Reconfigurable microfluidic chip based on a light-sensitive hydrogel", Optomechatronic Actuators, Manipulation and Systems Control, Y. Ontani and F. Janabi-Sharifi (Eds.), Proc. of SPIE, vol. 6374, p. DE.1 – DE.10.

Wang, W.W., Knopf, G.K. and Bassi, A.S. (2006), “Spherical imaging array based on bioelectronic photoreceptors", Optomechatronics Sensors, Instrumentations, and Computer-Vision Systems, Y. Takaya and J. Kofman (Eds.), Proc. of SPIE, vol. 6375, p. K.1 – K.12.

Igwe, P.C. and Knopf, G.K. (2006), “Virtual assemblage of fragmented artefacts", Optomechatronics Sensors, Instrum., and Computer-Vision Systems, Y. Takaya and J. Kofman, Proc. of SPIE, vol. 6375, p. F.1 – F.12.

Al-Aribe, K., Knopf, G.K. and Bassi, A.S. (2006), “Photo-responsive hydrogel for controlling flow on a microfluidic chip”, PhotonicNorth’2006, P. Mathieu (Ed.), Proc. of SPIE, vol. 6343, p. R.1 – R.9.

Wang, W.W., Knopf, G.K. and Bassi, A.S. (2006), “Flexible photocell array based on bacteriorhodopsin films", PhotonicNorth’2006, P. Mathieu (Ed.), Proc. of SPIE, vol. 6343, pp. X.1-X.11.

2000-2005 (Selected)

Wang, W.W., Knopf, G.K. and Bassi, A. (2005) “Photoelectric properties of a detector based on dried bacteriorhodopsin film”, Biosensors and Bioelectronics, vol. 21, pp. 1309-1319.

Xi, F., Nancoo, D. and Knopf, G.K. (2005), “Total least squares methods for active view registration of 3-D line laser scanning data”, ASME Journal of Dynamic Systems, Measurement, and Control, vol. 127, no. 1, pp. 50-56.

Knopf, G.K. and Igwe, P.C. (2005), “Deformable mesh for virtual shape sculpting”, Robotics and Computer Integrated Manufacturing, vol. 21, no 4-5, pp. 302-311.

Knopf, G.K. and Sangole, A. (2004), “Interpolating scattered data using 2-D self-organizing feature maps”, Journal of Graphical Models, vol. 66, pp. 50 –69.

Sangole,A. and Knopf, G.K. (2004), “Shape registration using deformable self-organizing feature maps”, International Journal of Smart Engineering System Design, vol. 5, no. 4, pp. 439-454.

ElMaraghy, H., Barari, A. and Knopf, G.K. (2004), “Integrated inspection and machining for maximum conformance to design tolerances”, CIRP Annals - Manufacturing Technology, vol. 53/1, pp. 411–416.

Sangole,A. and Knopf, G.K. (2003), “Visualization of randomly ordered numeric data sets using spherical self-organizing feature maps”, Journal of Computers & Graphics, vol. 27, pp. 963-976.

Kofman, J. and Knopf, G.K. (2003), “Continuous unconstrained range sensing of free-form surfaces without sensor-head pose measurement”, Optical Engineering, vol. 42, no. 5, pp. 1496 - 1510.

Yousef, B.F., Knopf, G.K., Bordatchev, E.V. and Nikumb, S.K. (2003), “Neural network modeling and analysis of laser material removal process during laser machining”, Journal of Advanced Manufacturing Technology, vol. 22, pp. 41-53.

Sangole,A. and Knopf, G.K. (2003), “Geometric representations for high-dimensional data using a spherical SOFM”, International Journal of Smart Engineering System Design, vol. 5, pp. 11- 20.

Sangole,A. and Knopf, G.K. (2002), “Representing high-dimensional data sets as closed surfaces”, Information Visualization Journal , vol. 1, pp. 111-119.

Dickinson, J.K. and Knopf, G.K., (2002), “Packing subsets of 3D parts for layered manufacturing”, International Journal of Smart Engineering System Design, vol. 4, pp. 133 – 147.

Knopf, G.K. and Kofman, J. (2002), “Surface reconstruction using neural network mapping of range-sensor images to object space”, Journal of Electronic Imaging, vol. 11, no. 2, pp. 187 – 194.

Knopf, G.K. and Kofman, J. (2001), “Adaptive reconstruction of free-form surfaces using Bernstein Basis function networks”, Engineering Applications of Artificial Intelligence, vol. 14, pp. 577 – 588.

Knopf, G.K. and Al-Naji, R. (2001), “Adaptive reconstruction of bone geometry from serial cross-sections”, Artificial Intelligence in Engineering, vol. 15, pp. 227 - 239.

Dickinson, J.K. and Knopf, G.K. (2000), “A moment based metric for 2D and 3D packing”, European Journal of Operational Research, no. 122, pp. 133- 144.

Conference Proceedings

Wang, W.W., Knopf, G.K. and Bassi, A. (2005), “Protein-based photocell for high-speed motion detection”, 2005 IEEE International Conference on Control Applications, pp. 731-736.

Al-Aribe, K. and Knopf, G.K. (2005), “Neural network control of a MEMS torsion micro mirror”, 2005 IEEE International Conference on Control Applications, pp. 737-742.

Zeman, M., Bordatchev, E.V. and Knopf, G.K. (2005) “Electro-thermo-dynamic performance of a microgripping system”, IEEE Conference on Mechatronics and Automation (IEEE-ICMA 2005), pp. 1848- 1853.

Wang, W.W., Knopf, G.K. and Bassi, A. (2005), “Implementation of bidirectional motion detection using protein based photoreceptors”, 2005 IEEE/ASME Intern. Conference on Advanced Intelligent Mechatronics (AIM 2005), pp. 72- 75.

Knopf, G.K. and Igwe, P. (2004), “Reconstruction of Volumetric CAD models using 3D SOFMs”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 14, C.H. Dagli et al (Eds.), ASME Press, pp. 553 – 558

Knopf, G.K. and Igwe, P. (2004), “Dynamic scene analysis using qualitative motion detection”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 14, C.H. Dagli et al (Eds.), ASME Press pp. 541 - 546.

Wang, W.W, Knopf, G.K. and Bassi, A.S. (2004), “Biological transducers based on bacteriorhodopsin for smart biosensor applications”, MEMS, NANO and Smart Systems (ICMENS 2004), pp. 243-248.

Knopf, G.K. and Igwe, P.C. (2004), “Sculpting free-form surfaces using interactive CAD”, Flexible Automation and Intelligent Manufacturing, FAIM2004, Toronto, Canada, pp. 146-153.

Barari, A., ElMaraghy, H.A., Knopf, G.K. and Orban, P. (2004), “Integrated inspection and machining approach to machining error compensation: Advantages and limitations”, Flexible Automation and Intelligent Manufacturing, FAIM2004, Toronto, Canada, pp. 563-572.

Wang, W.W., Knopf, G.K., and Bassi, A.S. (2004), “Light addressable bacteriorhodopsin photocell”, Optomechatronic Sensors, Actuators and Control, K. Moon (Ed.), Proc. of SPIE Vol. 5602, pp. 41-50.

Knopf, G.K. and Nelson, A. (2004), “ARCHAEO-SCAN: Portable 3D shape measurement system for archaeological field work”, Machine Vision and its Optomechatronic Applications; Shun'ichi Kaneko, Hyungsuck Cho, George K. Knopf, Rainer Tutsch (Eds.), Proc. SPIE Vol. 5603, p. 51-62.

Jankovic, N., Zeman, M., Cai, N., Igwe, P. and Knopf, G.K. (2004), “Light actuated micromanipulator based on photothermal effect of optical fibers, Optomechatronic Sensors, Actuators and Control, K. Moon (Ed.), Proc. of SPIE Vol. 5602,pp. 63-72.Sangole, A. and Knopf, G.K. (2003), “Shape morphing using spherical SOFMs”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 13, C.H. Dagli et al (Eds.), ASME Press, pp. 637-642.

Knopf, G.K., Sangole, A. and Igwe, P. (2003), “Parameterization of scattered surface points using a SOFM”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 13, C.H. Dagli et al (Eds.), ASME Press, pp. 33-38.

Sangole, A. and Knopf, G.K. (2003), “Data driven modeling using deformable spherical maps”, Houston Society for Engineering in Medicine (1 page).

Knopf, G.K. and Nancoo, D. (2003), “Optical control using an acouto-optic scanner”, OptoMechatronic Systems IV, G.K. Knopf (Ed.), Proc. of SPIE, pp. 179-185.

Wang, W.W., Knopf, G.K. and Bassi, A.S. (2003), “Photonic transistor based on bacteriorhodopsin films”, OptoMechatronic Systems IV, G.K. Knopf (Ed.), Proc. of SPIE, pp. 194-205.

Knopf, G.K. (2003), “Optically driven shape memory alloy microactuators”, Sensors and Controls for Intell. Manuf. III, P. Orban (Ed.), Proc. of SPIE 5263, pp. 22-29.

Knopf, G.K. and Sangole, A. (2002), “Intelligent systems for interactive design and visualization”, 28th Annual Conference of the IEEE Industrial Electronics Society (IECON’2002), Sevilla Spain, Nov. 5-8, 2002, pp. 2995 - 3001.

Knopf, G.K. and Sangole,A. (2002), “Registration of closed free-form surfaces using deformed spherical maps”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 12, C.H. Dagli et al (Eds.), ASME Press, pp. 583 - 588.

Sangole, A. and Knopf, G.K. (2002), “Interactive data analysis using spherical SOFMs”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 12, C.H. Dagli et al (Eds.), ASME Press, pp. 397 - 402.

Knopf, G.K., Sangole, A. and Kofman, J. (2002), “Shape measurement using an experimental untracked range sensor”, OptoMechatronic Systems III, T. Yoshizawa (Ed.), Proc. of SPIE, vol. 4902, pp. 42-51.

Knopf, G.K. and Sangole, A. (2002), “Feature association within a multiple camera system”, OptoMechatronic Systems III, T. Yoshizawa (Ed.), Proc. of SPIE, vol. 4902, pp.511-520.

Yousef, B.F., Knopf, G.K., Bordatchev, E.V. and Nikumb, S.K. (2002), “Neural network approach to modeling the laser micro-machining process”, SPIE Opto-Canada, vol. TRD01, pp. 193 – 195.

Bassi, A.S, Knopf, G., Hudson, R., Saienpoor, P., Yan, Y. and Wang, W.W. (2002), “Investigation of biosensor devices based on bacteriorhodopsin films”, SPIE Opto-Canada, vol. TRD01, pp. 259– 261.

Knopf, G.K. and Sangole,A. (2001), “Scattered data interpolation using self-organizing feature maps”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 11, C.H. Dagli et al (Eds.), ASME Press, pp. 561 - 566.

Sangole,A. and Knopf, G.K (2001), “Visualization of high-dimensional data using a 3D SOFM”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 11, C.H. Dagli et al (Eds.), ASME Press, pp. 351 - 356.

Abouhossein, A., Knopf, G.K. and Johnson, J.A. (2001), “Robust registration of coordinate data sets for noninvasive measurement of bone kinematics”, 2001 IEEE Conference on SMC, pp. 1999-2004.

Knopf, G.K. and Sangole, A. (2001), “Scientific data visualization using three-dimensional self-organizing feature maps”, 2001 IEEE Conference on SMC, pp. 759-764.

Yousef, B.F., Knopf, G.K., Bordatchev, E.V. and Nikumb, S.K. (2001), “Neural network model of laser material-removal process”, Sensors and Controls for Intelligent Manufacturing II, P. Orban (Ed.), Proc. of SPIE, vol. 4563, pp. 63 – 74.

Knopf, G.K. and Sangole, A. (2001), “Recognition of free-form shapes using spherical SOFMs”, Sensors and Controls for Intell. Manuf. II, P. Orban (Ed.), Proc. of SPIE, vol. 4563, pp. 52 - 62.

Knopf, G.K. and Bassi, A.S. (2001), “Protein-based optical transducer for mechatronic devices”, OptoMechatronic Systems II, H.S. Cho (Ed.), Proc. of SPIE, vol. 4564, pp. 367-376.

Knopf, G.K. and Sangole, A. (2001), “Closed surface reconstruction from scattered coordinate measurements using spherical self-organizing feature maps”, OptoMechatronic Systems II, H.S. Cho (Ed.), Proc. of SPIE, vol. 4564, pp. 356-366.

Knopf, G.K. and Sangole,A. (2000), “Visualizing data association using self-organizing feature maps”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 10, C.H. Dagli et al (Eds.), ASME Press, pp.471 - 476.

Sangole,A. and Knopf, G.K. (2000), “Image segmentation using Daubechies wavelets”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 10, C.H. Dagli et al (Eds.), ASME Press, pp. 671 - 676.

Knopf, G.K. and Abouhossein, A. (2000), “Adaptive reconstruction of anatomical surfaces from human body measurements”, 2000 IEEE Conference on SMC, Oct. 8-11, 2000, Nashville Tenn., pp. 1181- 1186.

Knopf, G.K. and Sangole, A. (2000), “Trinocular data registration using a three-dimensional self-organizing feature map”, 2000 IEEE Conference on SMC, Oct. 8-11, 2000, Nashville Tenn., pp. 2863-2868.

Kofman,J. and Knopf, G.K. (2000), “Surface-geometry measurement using an untracked range-sensor head”, OptoMechatronic Systems, H.S. Cho and G.K. Knopf (Eds.), Proc. of SPIE, vol. 4190, pp. 102 - 114.

Knopf, G.K., Bassi, A.S., Singh, S., Fiorilli, M. and Jauda, L. (2000), “Optoelectronic biosensor for remote monitoring of toxins”, OptoMechatronic Systems, H.S. Cho and G.K. Knopf (Eds.), Proc. of SPIE, vol. 4190, pp. 9 - 19.

Knopf, G.K., (2000), “Adaptive reconstruction of closed Bezier surfaces”, Sensors and Controls for Intelligent Manufacturing, P.E. Orban and G.K. Knopf (Eds.), Proc. of SPIE, vol. 4191, pp. 83 - 91.

Knopf, G.K. and Kofman,J. (1999), “Free-form surface reconstruction using Bernstein basis function networks”, Intelligent Engineering Systems Through Artificial Neural Networks: Vol. 9, C.H. Dagli et al (Eds.), ASME Press, pp. 797 – 802.

Sangole, A., Mak, H. and Knopf, G.K. (1999), “Isolating exchange errors in STEP files using manifold solid to surface mapping”, Advances in Concurrent Engineering – CE99, Technomic Publ., pp. 293 – 302.

Knopf, G.K. (1999), “Dynamic scene analysis using imprecise information”, Proc. of 5th Intern. Conf. on Quality Control by Artificial Vision, [IMS-HUTOP Session] pp. 24 – 33.

Knopf, G.K., Bassi, A.S., Singh, S. and Macleod, R. (1999), “Biosensor for remote monitoring of airborne toxins”, Environmental Monitoring and Remediation Technologies II, T. Vo-Dinh and R.L. Spellicy (Eds.), Proc. of SPIE, vol. 3853, pp. 185-193.

Knopf, G.K. and Kofman, J. (1999), “Multi-sensor fusion for geometric part inspection”, Sensors and Controls for Intelligent Machining II, P. Orban, G.K. Knopf, and P.K. Muir (Eds.), Proc. of SPIE, vol. 3832, pp. 90 - 101.

Kofman, J. and Knopf, G.K. (1999), “Point correspondences between successive range views using localized spin images”, Intelligent Robots and Computer Vision XVIII, D.P. Casasent (Ed.), Proc. of SPIE, pp. 289 - 298.

Knopf, G.K. and Kofman, J. (1998), “Range sensor calibration using a neural network”, in Proceedings of the Artificial Neural Networks in Engineering Conference (ANNIE’98), C.H. Dagli et al (Eds.), ASME Press, pp. 491 - 496.

Dickinson, J.K. and Knopf, G.K. (1998), “Generating 3D packing arrangements for layered manufacturing”, International Conference on Agile, Intelligent, and Computer-Integrated Manufacturing, Rensselaer Polytechnic Institute, Oct. 7-8, 1998.

Kofman, J., Miller, D.I., Knopf, G.K. and Zecevic, A. (1998), “Calibration and measurement accuracy of stereophotogrammetric system using the direct linear transformation”, in Proceedings of NACOB’98, The Third North American Congress on Biomechanics, Waterloo Ont., Aug. 14-18, 1998, pp. 187-188.

Kofman, J. and Knopf, G.K. (1998), “Range sensing by a continuously moving laser-scanner without sensor-head pose measurement”, in 2nd International Symposium on Intelligent Manufacturing Systems, Sakarya Turkey, Aug. 6-7, 1998, pp. 783 - 793.

Knopf, G.K. and Miller,B. (1998), “Rotary positioning device actuated by shape memory wires”, in ISIAC Second International Symposium on Intelligent Automation and Control, Anchorage Alaska May 10-14, 1998, ISIAC 107.1-107.6. (Available on CD-ROM from TSI Press Series ISBN: 1-889335-07-X)

Knopf, G.K. and Zhu, S., (1998), “Qualitative detection of object movement by mobile camera systems”, in ISIAC Second International Symposium on Intelligent Automation and Control, Anchorage Alaska May 10-14, 1998, pp. ISIAC 108.1-108.6. (Available on CD-ROM from TSI Press Series ISBN: 1-889335-07-X)

Dickinson, J.K. and Knopf, G.K. (1998), “Serial packing of arbitrary 3D objects for optimizing layered manufacturing”, in Intelligent Robots and Computer Vision XVII, D.P. Casasent (Ed.), Proc. of SPIE, vol. 3522, pp. 130 - 138.

Kofman, J. and Knopf, G.K. (1998), “Registration and integration of narrow and spatiotemorally-dense range views”, in Vision Geometry VII, R.A. Melter et. al. (Eds.), Proc. of SPIE, vol. 3454, pp. 99 - 109.

Knopf, G.K. (1998), “Data fusion using a hierarchy of self-organizing feature maps”, SPIE Conference on Sensors and Controls for Intelligent Machining and Agile Manufacturing, P.K. Muir and P. Orban (Eds.), Proc. of SPIE, vol. 3518, pp. 6 - 16.

Knopf, G.K. and Al-Naji, R. (1997), “Reconstructing surfaces from serial cross-sections using a Bernstein Basis Function (BBF) network”, in Intelligent Engineering Systems Through Artificial Neural Networks, Vol. 7, C.H. Dagli et al (Eds.), ASME Press, pp. 709 - 714.

Knopf, G.K. (1997), “Neural network approach to reconstructing complex Bezier surfaces”, in Intell. Robots and Comp. Vision XVI D.P. Casasent (Ed.), Proc. of SPIE, vol. 3208, pp. 530 - 539.

Knopf, G.K., Al-Naji, R., King, G.J.W. and Johnson, J.A. (1997),“Reverse engineering of radial head replacements from CT imagery”, in Image-Guided Surgery, D. Duston and L. Lomet (Eds.), Proc. of SPIE, vol. 2976, pp. 246-253.

Knopf, G.K. and Guo, X.-G. (1997),“ Bernstein Basis Function (BBF) network for surface reconstruction”, in Applications of Artificial Neural Networks in Image Processing, N. Nasrabadi and A. Kataggelos (Eds.), Proc. of SPIE, vol. 3030, pp. 116-124.

Knopf, G.K. and Zhu, S. (1997), “Robust motion constraint technique for detecting moving targets”, in Real-Time Imaging, D. Sinha (Eds.), Proc. of SPIE, vol. 3028, pp. 64-74.

Knopf, G.K. and Kofman, J. (1996), “Neural network mapping of image-to-object coordinates for 3-D shape reconstruction”, in Intelligent Robots and Computer Vision XV, D.P. Casasent (Ed.), Proc. of SPIE, vol. 2904, pp. 129 - 137.

Knopf, G.K. and Zhu, S. (1996), “Detection of moving targets using approximate knowledge of camera motion”, in Intelligent Robots and Computer Vision XV, D.P. Casasent (Ed.), Proc. of SPIE, vol. 2904, pp. 469 - 480.

Lapohos, T., Knopf, G.K. and Buchal,R.O. (1995),“ Generation of polyline reference sets on quantized supports”, in Proceedings of ISUMA-NAFIPS '95, College Park, Maryland, Sept. 17 - 20, pp. 489 - 494.

Knopf, G.K. (1995), “Segmentation of dense 3-D data using a neural network approach”, in Intell. Robots and Computer Vision XIV, D.P. Casasent (Ed.), Proc. of SPIE, vol. 2588, pp. 408 - 417.

Knopf, G.K. (1994), “Self- organizing neural network for motion detection by a moving observer”, in Intelligent Robots and Computer Vision XIII: Algorithms, Techniques, Active Vision, Material Handling, D.P. Casasent (Ed.), Proc. Soc. Photo - Opt. Instrum. Eng.,vol. 2353, pp. 351 - 363.

Gupta, M.M. and Knopf, G.K. (1994), “Shape representation using a fuzzy morphological thinning algorithm”, in Intelli Robots and Comp Vision XIII: Algorithms, Techniques, Active Vision, Material Handling, D.P. Casasent (Ed.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 2352, pp. 448 - 459.

Gupta, M.M. and Knopf, G.K. (1993), “Dynamic neural network for fuzzy inference”, in Applications of Fuzzy Logic Technology, B. Bosacchi and J.C. Bezdek (Eds.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 2061, pp. 488 - 501.

Gupta, M.M. and Knopf, G.K. (1993), “Pyramidal neurovision architecture for machine vision”, in Intell. Robots and Comp. Vision XI, D.P. Casasent (Ed.), Proc. Soc. Photo - Opt. Instr.. Eng., vol. 2055, pp. 557 - 569.

Gupta, M.M. and Knopf, G.K. (1993), "Fuzzy logic and uncertainty in image processing", in Nonlinear Image Processing IV, Dougerty, Astola and Longbotham (Eds.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 1902, pp. 210 - 223.

Gupta, M.M. and Knopf, G.K. (1992), “Fuzzy logic in vision perception", in Intelligent Robots and Computer Vision XI: Biological, Neural Net and 3-D Models, D.P. Casasent (Ed.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 1826, pp. 300 - 316.

Gupta, M.M., Knopf, G.K. and Yu, C. (1992), “Neural populations with multi- modal threshold distributions that learn by selection", in Intell Robots and Comp Vision XI: Biological, Neural Net and 3-D Models, D.P. Casasent (Ed.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 1826, pp. 196 - 208.

Gupta, M.M. and Knopf, G.K., (1992)," A neuro-vision processor for designing intelligent sensors", in Intelligent Robots and Computer Vision X: Neural, Biological and 3-D Models, D.P. Casasent (Ed.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 1608, pp. 152 - 166.

Parkkinen, J., Gupta, M.M., Knopf, G., Hallikainen, J. and Jaaskelainen, T. (1992), "A model for spatial and chromatic vision", in Intelligent Robots and Computer Vision X : Neural, Biological and 3-D Models, D.P. Casasent (Ed.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 1608, pp. 236 - 245.

Gupta, M.M. and Knopf, G.K. (1991),"A neural network with multiple hysteresis capabilities for short- term visual memory", in Proc. of International Joint Conference on Neural Networks, vol. 1, Seattle, Washington, July 8 - 12, 1991, pp. 671-676.

Gupta, M.M. and Knopf, G.K. (1991),"Visual information encoding by a neuro-vision processor that exhibits limit-cycle behavior", in Proc. of IASTED, Calgary, Alberta, April 8-10, 1991, [4 pages].

Gupta, M.M. and Knopf, G.K. (1991), “A multi-task neuro-vision processor with extensive feedback and feedforward connections", in Visual Comm. and Image Processing '91: Image Processing, K.-H. Tzou and T. Koga (Eds.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 1606, pp. 482 - 495.

Gupta, M.M. and Knopf, G.K. (1990), “A multi-task neural network for vision machine systems", in Intelligent Robots and Computer Vision IX: Neural, Biological and 3-D Methods, D.P. Casasent (Ed.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 1382, pp. 60 - 73.

Gupta, M.M. and Knopf, G.K., (1990), “A dynamic neural network for visual memory", Visual Communications and Image Processing, M. Kunt (Ed.), Proc. Soc. Photo - Opt. Instrum. Eng. , vol. 1360, pp. 1044 - 1055.

Gupta, M.M. and Knopf, G.K., (1990), “Visual ambiguity and the functional role of early vision", in Proc. of NAFIPS' 90, I.B. Turksen (Ed.), vol. 1, pp. 161 - 164.

Gupta, M.M. and Knopf, G.K. (1989),"A neural-like layer for processing dynamic images", in Proc. of the IEEE Joint Conference on Neural Networks, Washington D.C., June 18 - 22, 1989.

Gupta, M.M. and Knopf, G.K. (1989),"Collective neural assemblies for machine vision", Canadian Conference on Electrical and Computing Engineering, Montreal Que., Sept. 17-20, 1989, [4 pages]

Gupta, M.M., Knopf, G.K. and Shen, Y. (1989)," A neural model for processing dynamic information", NGCS'89, Beijing China, April 17-20, 1989, pp. 133-136.

Gupta, M.M. and Knopf, G.K., (1989)," A color perception model for machine vision", in Proc. of the Third IFSA Congress, J. Bezdek (Ed.), pp. 337-340.

Gupta, M.M. and Knopf, G.K. (1989),"Concepts and conceptual fields for pattern understanding", in Proc. of the Third IFSA Congress, J. Bezdek (Ed.), pp. 751-754.

Gupta, M.M. and Knopf, G.K. (1988),"The Percept- a neural model for computer vision", in Proc. IEEE Conference on Neural Networks, San Diego, Cal., July 24 - 27, 1988.

Gupta, M.M. and Knopf, G.K. (1988), "Cognitive vision fields and Percepts for image processing", in Intelligent Robotics and Computer Vision, D.P. Casasent (Ed.), Proc. Soc. Photo - Opt. Instrum. Eng., vol. 1002, pp. 414 - 425.

Gupta, M.M. and Knopf, G.K. (1988), "A neural model for machine vision", in Proc. of the IEEE Symposium'88, Saskatoon Sask., Dec. 9, 1988, [14 pages].

Gupta, M.M., Knopf, G.K. and Nikiforuk, P.N. (1987),"Computer vision with fuzzy edge perception", in Proc. of the IEEE Symposium on Intelligent Control, Philadelphia Penn., Jan. 18-20, 1987, pp. 271-278.

Articles for Magazines/Technical Newsletters

Knopf, G.K., Sareen, K. and Canas, R. (2011), “Reconstructing complex scenes for virtual reality" SPIE Newsroom, October 20, 2011, (3 pages) [DOI: 10.1117/2.1201110.003920]

Wang. W.W., Knopf, G.K and Bassi, A.S. (2006), "Toward mimicking biological vision with protein-based flexible imaging arrays", SPIE Newsroom, (3 pages) [DOI: 10.1117/2.1200611.0468]

Knopf, G.K. (1995), "Reverse engineering technology for an integrated rapid prototyping environment", Robotics and Machine Perception, vol. 4, no. 2, p.8.

Invited Workshop Presentations

Knopf, G.K., Sinar,D., Andrushchenko, A. and Nikumb, S. (2015) “Variable conductive micro-patterns printed on flexible substrates”, 2015 Canadian Printable Electronics Symposium, Montréal QC. [4 pages]

Knopf, G.K. (2012), “Flexible bioelectronics: emerging technologies”, Disease Diagnostic and Instrument Development Workshop, Edmonton AB August 28-29, 2012. [Presentation slides and video to be posted on Workshop website; event sponsored by Grand Challenges Canada]

Al-Aribe, K., Knopf, G.K. and Bassi, A.S. (2010), “bR based light activated proton pumps for a chemophotonic toxin sensor”, The 2010 International Chemical Congress of Pacific Basin Societies (Pacifichem) Honolulu, Hawaii, USA, December 15-20, 2010.

Knopf, G.K. and Igwe, P. (2006), “Interactive shape deformation for 3D freeform design”, NRC-IMTI Proceedings of the Sixth International Workshop on Advanced Manufacturing Technologies, London Ontario.

Wang, W.W., Knopf, G.K. and Bassi, A.S. (2005), “Protein-based photodetector array on flexible ITO films”, The 2005 International Chemical Congress of Pacific Basin Societies (Pacifichem) Honolulu, Hawaii, USA, December 15-20, 2005.

Knopf, G.K. and Igwe, P. (2005), “Interactive 3D shape modeling for computer aided design”, NRC-IMTI Proceedings of the Fifth International Workshop on Advanced Manufacturing Technologies, London Ontario, pp. 25-30.

Knopf, G.K. (2001), “Multi-sensor data fusion using self-organizing feature maps”, IMTI-MMO Workshop on Intelligent Machines, London, Ont., March 15, 2001.

Knopf, G.K. (2000), Opto-Mechatronic System Design, (SPIE Short Course Notes – SC255), Soc. Photo - Opt. Instrum. Eng., Boston MA, Nov. 6, 2000 (50 pages).

Gupta, M.M. and Knopf, G.K. (1993), "Computational neural structures for active vision systems", Third Annual IRIS-Precarn Conference, Ottawa, Ont., June 8 - 11, 1993.

Gupta, M.M. and Knopf, G.K. (1992), "A multi-task neurovision processor for machine vision", Second Annual IRIS-Precarn Conference, Montreal, Que., June 10 - 12, 1992.

Gupta, M.M. and Knopf, G.K. (1991), "A neurovision processor with hysteresis capabilities for short-term visual memory", First Annual IRIS-Precarn Conference, Vancouver, B.C., June 12 - 14, 1991