# Introduction to Geographic Information Systems

- Institution: IIT Roorkee
- Department: Civil Engineering
- Teacher: Prof. Arun K. Saraf
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/105107155)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/105107155)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Lecture 01-What is Geographic Information Systems?](https://invisiblenetwork.ai/learn/nptel/105107155/01aa7b7c0ca6) (Video)
2. [Lecture 02-Different components of GIS](https://invisiblenetwork.ai/learn/nptel/105107155/7490392bbe20) (Video)
3. [Lecture 03-Different types of vector data and concept of topology](https://invisiblenetwork.ai/learn/nptel/105107155/db7cb3b16128) (Video)
4. [Lecture 04-Raster data models and comparisons with vector](https://invisiblenetwork.ai/learn/nptel/105107155/2d5d929254c6) (Video)
5. [lecture 05-TIN data model and comparisons with raster](https://invisiblenetwork.ai/learn/nptel/105107155/ba84b2d80ffa) (Video)
6. [Lecture 06- Non-spatial data (attributes) and their type](https://invisiblenetwork.ai/learn/nptel/105107155/4b04dbad5e02) (Video)
7. [Lecture 07- Raster data compression techniques](https://invisiblenetwork.ai/learn/nptel/105107155/9144a254314a) (Video)
8. [Lecture 08- Spatial database systems and their types](https://invisiblenetwork.ai/learn/nptel/105107155/06e0cca6c77e) (Video)
9. [Lecture 09-Pre-processing of spatial datasets](https://invisiblenetwork.ai/learn/nptel/105107155/7287df0c48cc) (Video)
10. [Lecture 10- Geo-referencing](https://invisiblenetwork.ai/learn/nptel/105107155/9f3aa0b45024) (Video)
11. [Lecture 11-Different map projections](https://invisiblenetwork.ai/learn/nptel/105107155/f91e07edad10) (Video)
12. [Lecture 12- Spatial interpolation techniques](https://invisiblenetwork.ai/learn/nptel/105107155/ffd60bdff262) (Video)
13. [Lecture 13-Digital Elevation Models and different types of resolutions](https://invisiblenetwork.ai/learn/nptel/105107155/96a46ac5287c) (Video)
14. [Lecture 14-Quality assessment of freely available DEMS](https://invisiblenetwork.ai/learn/nptel/105107155/c76095efbd04) (Video)
15. [Lecture 15-GIS analysis-1](https://invisiblenetwork.ai/learn/nptel/105107155/281213ababa3) (Video)
16. [Lecture 16- GIS analysis - Part 2 (Overlaying Operations)](https://invisiblenetwork.ai/learn/nptel/105107155/f7a6e46afadd) (Video)
17. [Lecture 17-GIS analysis Part-3 (Buffer Analysis)](https://invisiblenetwork.ai/learn/nptel/105107155/dc39a446f0ae) (Video)
18. [Lecture 18 -Classification Methods](https://invisiblenetwork.ai/learn/nptel/105107155/6389b1371165) (Video)
19. [Lecture 19 -Errors in GIS and Key elements of maps](https://invisiblenetwork.ai/learn/nptel/105107155/d50099d8ee87) (Video)
20. [Lecture 20- Limitations of GIS](https://invisiblenetwork.ai/learn/nptel/105107155/751c34d70471) (Video)