Positions

Selected Publications

Academic Article

Year Title Altmetric
2017 On the nesting of a contour dataset and its use in repair.  Computer-Aided Design and Applications.  14:796-804. 2017
2016 Measuring mean cup depth in the optic nerve head.  Computer-Aided Design and Applications.  13:693-700. 2016
2016 Peripapillary pachychoroid in nonarteritic anterior ischemic optic neuropathy.  Investigative Ophthalmology & Visual Science.  57:4679-4685. 2016
2016 Displacement of the lamina cribrosa in response to acute intraocular pressure elevation in normal individuals of African and European descent.  Investigative Ophthalmology & Visual Science.  57:3331-3339. 2016
2015 Peripapillary choroidal thickness variation with age and race in normal eyes.  Investigative Ophthalmology & Visual Science.  56:1872-1879. 2015
2014 Variation of laminar depth in normal eyes with age and race.  Investigative Ophthalmology & Visual Science.  55:8123-8133. 2014
2014 Variation of the axial location of bruch's membrane opening with age, choroidal thickness, and race.  Investigative Ophthalmology & Visual Science.  55:2004-2009. 2014
2013 Analytical modeling of deformed plain woven thermoplastic composites.  International Journal of Material Forming.  7:379-393. 2013
2013 Analytical modeling of deformed plain woven thermoplastic composites.  International Journal of Material Forming.  1-15. 2013
2012 Profiling online auction sellers using image-editing styles.  IEEE MultiMedia.  19:29-39. 2012
2010 A Multiple Instance Learning and Relevance Feedback Framework for Retrieving Abnormal Incidents in Surveillance Videos.  Journal of Multimedia.  5. 2010
2007 Automatic in vivo microscopy video mining for leukocytes.  SIGKDD explorations : newsletter of the Special Interest Group (SIG) on Knowledge Discovery & Data Mining.  9:30-30. 2007
2006 The kernel of a freeform surface and its duality with the convex hull of its tangential surface.  International Journal of Shape Modeling.  12:129-142. 2006
2004 The Bézier tangential surface system: A robust dual representation of tangent space.  Computing.  72:105-115. 2004
2004 The convex hull of freeform surfaces.  Computing.  72:171-183. 2004
1996 A Philosophy for Smooth Contour Reconstruction..  Geometric Modelling.  13:153-163. 1996
1995 A rational model of the surface swept by a curve.  Computer Graphics Forum.  14:77-88. 1995
1994 On the Lower Degree Intersections of two Natural Quadrics.  ACM Transactions on Graphics.  13:400-424. 1994
1994 Computing the intersection of a plane and a revolute quadric.  Computers and Graphics.  18:47-59. 1994
1994 The bisector of a point and a plane parametric curve.  Computer Aided Geometric Design.  11:117-151. 1994
1993 A new intersection algorithm for cyclides and swept surfaces using circle decomposition.  Computer Aided Geometric Design.  10:1-24. 1993
1992 Computing the intersection of a plane and a natural quadric.  Computers and Graphics.  16:179-186. 1992
1991 A localized method for intersecting plane algebraic curve segments.  Visual Computer.  7:60-71. 1991
1990 Sorting Points Along an Algebraic Curve.  SIAM Journal on Computing.  19:925-967. 1990
1984 Twofold Triple Systems with a Minimal Change Property.  Ars Combinatoria.  18:151-161. 1984

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    • Education And Training

  • Doctor of Philosophy in Computer Science, Cornell University 1987
  • Master of Sciences or Mathematics in Computer Science, Cornell University 1986
  • Bachelor of Science or Mathematics, University of Saskatchewan 1983

    • Full Name

  • John Johnstone