Geographical Techniques – UGC NET – Detailed Notes UGC NET - GEOGRAPHY VIEW ALL UNITS UNIT IX. Geographical Techniques 1. Sources of Geographic Information and Data 2. Types of Maps 3. Techniques of Map Making 4. Data Representation on Maps 5. GIS Database 6. Functions of GIS 7. Digital Elevation Model (DEM) 8. Georeferencing 9. GIS Applications 10. Basics of Remote Sensing 11. Aerial Photography 12. Digital Image Processing 13. Global Positioning System 14. Measures of Central Tendency 15. Measures of Dispersion and Inequalities 16. Sampling 17. Sampling and Procedure of Hypothesis Testing 18. Time Series Analysis 19. Correlation and Regression Analysis 20. Measurement of Indices 21. Making Indicators Scale Free 22. Computation of Composite Index 23. Principal Component Analysis 24. Morphometric Analysis 25. Clinographic Curve 26. Hyposographic Curve 27. Altimetric Frequency Graph