**Acknowledgements**

The author would like to acknowledge Sudarshan GC, Media Lab Nepal: REDX Nepal, Prof. Sanjay Nath Khanal, Madan Bhandari University of Science and Technology and Prof. Nabeen Kumar Shrestha, Dongguk University, South Korea and Usha Adhikari, Unnati Data Mapping and Mining for comments and suggestions on the chapter.
