Tapping Twitter Sentiments: A Complete Case-Study on 2015 Chennai Floods
Introduction
We did this case study as a part of our capstone project at Great Lakes Institute of Management, Chennai. After we presented this study, we got an overwhelming response from our professors & mentors. Later, they encouraged us to share our work to help others learn something new.
We’ve been following Analytics Vidhya for a while now. Everyone knows, it’s probably the largest engine to share analytics knowledge. We tried and got lucky in connecting with their content team.
So, using this case study we’ve analyzed the crisis communication on Twitter happened during Chennai Floods. Also, we’ve discovered patterns & themes of communication, the way in which the platform was used to share information and how it shaped response to the crisis. After successfully finishing our study, the following objectives were achieved:
- Topic analysis of social media interactions to understand the different subjects of interactions, information sharing and grouping geographies into risk
- Grouping similar messages together with emphasis on predominant themes (rescue, food, supplies, ambulance calls)
This study is done on a