Rochester Institute of Technology



Rochester Institute of Technology

Chester F. Carlson Center for Imaging Science

Course Syllabus: Elements of Photogrammetry

Instructor: Don Light

Class Meetings TOPICS

Introduction and Objectives of Photogrammetry

( Types of Photos and Images

( Mapping and Reconnaissance sensors

( Aerial Surveying via Photogrammetry

( Typical products from Photogrammetric Systems

( National Map Accuracy Standards

Principles of Photography and Imaging

( Basic Optics for Aerial Cameras

( Aperture and Shutter Speed

( Characteristics of Films (Kodak Speaker)

( Digital Images

( Printing Image Maps

Cameras and Types of Imaging Devices

( Metric Cameras for Aerial Mapping (Main Camera Parts)

( Recon Non-Metric Cameras for High Resolution Imagery

( Film and Digital Camera Types

( Linear Arrays, Area Arrays, Scanning Arrays

( Measures of Resolution (AWAR, MTF)

Calibrating Cameras

( Purpose of Calibration

( Methods for Geometric Calibration

( Applying the Calibration Parameters

Converting Film to Digital Pixels

( Photogrammetric Scanners

( Image Chain Analysis for system resolution

- Camera (film(image motion(dupe film

( Determining the Optimum Scan Spot Size

6. Image Measurements and Refinements

( Coordinate Systems

( Linear Transformation of Coordinates

( Affine Coordinate Transformations

( Reduction of Coordinates to Origin at the Principle Point

( Distortion Corrections

( Correction for Atmospheric Refraction

( Correction for Earth Curvature

7. Object Space Coordinate Systems

( Concepts of Geodesy

( Geodetic Control Points

( Geocentric Coordinates

( Local Vertical Coordinates

8. Datums for Mapping and Map Projections

( Map Projection Types-Common Uses

( Datums Horizontal and Vertical

9. Geometry of the Vertical Photograph and Images

( Flying Height and Scale Computations

( Ground Coordinates from a Vertical Image

( Ground Sampled Distance (GSD) and GRD

( Ortho Photo Geometry

10. Two Photo Geometry for Stereo Viewing and Measuring the Z-Coordinate

( Parallax Equation

( Estimating the Expected Error of the Z-Coordinate

( Heights of Objects from Parallax Measurements

( Base to Height Ratio B/H Importance

( Error Analysis: Effect of measurement error on Z.

11. MID TERM EXAM

12. Geometry of Tilted Photos (Obliques)

( Angular Orientations (Matrices)

- tilt, swing and azimuth

- omega, phi, kappa

( Rectification and scale of Tilted Images (Digital)

13. Project Planning and Planning Flight Lines

( End Lap and Side Lap

( Flying Height, Scale

( Ground Coverage

( Cost Estimating

( National Map Accuracy Standards and the FGDC Standard.

( Products that can be produced for the Marketplace

14. Introduction to Analytical Photogrammetry

( Image x,y Measurement

( Ground Control for Object Space

( Develop the Collinearity Equations

( Linearizing the Collinearity Equations

( Space Resection

( Space Intersection

( Analytical Self-Calibration

15. The General Problem of Photogrammetry

( Application of the Collinearity Equations

( Using Ground Surveyed Control Points (X,Y,Z)

( The Global Positioning System

( GPS/IMU’s for Position and Orientation ( Applanix POS)

16. Aero Triangulation

( Purpose of Aero Triangulation

( Selecting Tie Points

( Strips and Block Triangulation (Bundle adjustment concept)

( Selecting Control Points or Methods for Absolute Orientation

17. Satellite Photogrammetry

( Sensors for Space Applications

( Methods for Position and Orientation of Images

( Computing Orbital Altitude and Orbits Per Day, Near polar orbits

( Swath Width

( GSD

18. Error Analysis of Near Vertical Photos

- Consider Effects of GPS and Omega, Phi, Kappa Errors on X,Y

19. Project Competition Within the Class

- Divide Class into 2 or More Groups

- Assign a Mapping Project (Requirements Given)

• Group 1 - present a proposal to the class to map the area and produce the required products.

• Group 2 - make same proposal presentation to the class. Grade assigned based on student’s participation

20. FINAL EXAM

Items Needed for the Course:

1. Calculator, TI-30, …TI-89 with trig and logs or better or Excel for matrix operations.

2. Text Book – Elements of Photogrammetry by Paul Wolf and Bon Dewitt. 3rd Edition, 2000, McGraw Hill, Engineer Series

3. Extra Credit May be Earned Using a PC on Complex Problems assigned by instructor.

Components of Final Grade

1. Homework 25%

2. Mid Term Exam 30%

3. Project Presentation #19 20%

4. Final Exam 25%

100% 5-17-2004

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