Tuesday, November 12, 2013

GI Backlog Assignment: Read it carefully

Following are the questions for assignment for continuous evaluation (CA) of CVL001 (Geoinformatic Engineering).

1. Define "error". What are the three different types of error in survey measurements?
2. Define "uncertaininty" and explain its relationship with the concept of "errors" in GIS data collection.
3. With the aid of a simple diagram, explain the concept of propagation of error in GIS.
4. Explain the advantages of using the database approach of data processing.
5. Explain the relationship between data representation and data analysis in GIS.
6. What is re-sampling? Explain the methods of re-sampling used in the context geoprocessing.
7.Explain the difference in the overlay operation between logical OR and logical AND. Illustrate your answer with an example in each case.
8. Explain hue value and saturation in colour of satellite image
9. Differentiate between a passive and active remote sensing system. Give an example for each type.
10. What are the advantages and disadvantages of acquiring spatial data using Thermal Infra Red (TIR) remote sensing system.
11. Distinguish between supervised and unsupervised approaches to the digital image classification.

Prepare all the questions. I would assign a date on which you shall be asked to write answer to one of the above questions in the class as a class test. Your CA marks shall be based upon how you have written the answer and the viva that shall follow.


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