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18-Geom-A4 Photogrammetry: May 2014

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Corrected Image Coordinates
  2. Question 2 Elevations from a Vertical Stereo-pair (Parallax)
  3. Question 3 Terrestrial Stereometric Camera (Normal Case)
  4. Question 4 Deriving the Parallax Equations from Collinearity
  5. Question 5 Bundle-Adjustment Aerotriangulation — Counting Unknowns, Measurements, Equations, DoF
  6. Question 6 Orthophotos (Part B option)
  7. Question 7 Image Matching (Part B option)
  8. Question 8 Definitions (Part C option)
  9. Question 9 Definitions (Part C option)

Start with Question 1 →

Paper format: National Exams, May 2014 — 3 hours, closed book (any non-communicating calculator permitted). SEVEN questions constitute a complete paper: Part A answer all of #1–#5, Part B answer one of #6/#7, Part C answer one of #8/#9. Marks are shown in brackets. All nine questions (including both alternatives in Parts B and C) are solved below for completeness.

Reference texts: Wolf, Dewitt & Wilkinson, Elements of Photogrammetry with Applications in GIS (4th ed., McGraw-Hill, 2014); Mikhail, Bethel & McGlone, Introduction to Modern Photogrammetry (Wiley, 2001); Kraus, Photogrammetry: Geometry from Images and Laser Scans (2nd ed., de Gruyter, 2007); Ghilani & Wolf, Elementary Surveying (15th ed.). Canadian mapping practice (NRCan / Canadian Geodetic Survey) throughout.