RS32243 – Digital Elevation Modelling
Course Outline
Course Course Specialization |
: RS32243 – Digital Elevation modeling : Remote Sensing |
Programme |
: BSc in Surveying Sciences – Foundation Course |
Department |
: RSGIS |
Faculty |
: Faculty of Geomatics |
Contact Hours |
: 100 |
Year |
: IV |
Semester |
: I |
Lecturer |
: Ms. I.A.K.S.Illeperuma |
Room No. |
: FF/10 |
Telephone No. |
: 045-3453019 |
|
: kalani@geo.sab.ac.lk |
Synopsis
This course provides students to an understanding of the fundamental principles and techniques of digital terrain modelling and visualization. Further course practical training on use of ARCGIS software to generate DEM from different source data, to form different product of DEM, and to use of interpolation techniques to create DEM
Contents
Introduction to DEM, Terrain Descriptors, Sampling Strategies & data collection for DEM, Digital Terrain Surface Modelling, Triangular network formation for surface modelling, Interpolation techniques for terrain surface modelling, Quality control in terrain data acquisition, Accuracy of DEM
Learning Outcomes
By the end of the course, students should be able to:
No. |
Course Learning Outcome |
Programme Outcome |
Assessment Methods |
1. |
Define Digital Terrain Model (DTM), Digital Elevation model (DEM), Digital Surface model (DSM), Digital Ground Model (DGM), Digital Height model (DHM) |
P01 |
Final Exam |
2. |
Explain process of DEM and development of EM |
P01 |
Final Exam |
3. |
Describe data sources & types, and collect datato generate DEM |
P01/P03/P04 |
Assignment/ Final Exam |
4. |
Describe and apply interpolation techniques of DEM. |
P02/P04 |
Assignment/ Final exam |
5. |
Interpret various types of terrain parameters |
P02/P04 |
Assignment/ Final exam |
6. |
Explain approaches for DEM, TIN generation and apply different modelling techniques for a given set of data . |
P01/P03 |
Assignment/ Final exam |
7. |
Know quality control, accuracy of DEM, visualization of DEM and application field |
P01 |
Final exam |
8. |
Critically analyze DTM products |
P02/P04/5 |
Final exam/ Presentation |
Student Learning Time (SLT)
Teaching and Learning Activities |
Student Learning Time (hours) |
Directed learning |
|
Lecturer and Student Centered Learning
|
12 30 |
Independent Learning |
|
|
18 |
|
14 |
|
10 |
|
12 |
Assessment |
|
|
03 |
|
01 |
TOTAL (SLT) |
100 |
Teaching Methodology
Lectures, and individual and group assignments, Lab practicals |
References
- Various web/other resources will be provided during the course
Grading
Assignment (x5) |
50% |
Final Examination |
50% |
Total |
100% |