Spotle AI-thon - The AI Global Challenge had 7000+ participants from best campuses in India, Singapore worked on addressing the mental health challenge with AI. Top 10 teams from IIT Roorkee, CMI, NIT, IIM Indore, Charotar University, DIAT made it to the final round. This is a showcase Top 10 presentation from Ankur chatterjee Gaurav Rai - DIAT

1. Spotle AI-thon 2020
Team
Ankur Chatterjee
Team Members:
- Ankur Chatterjee
- Gaurav Rai

2. Problem Statement
● Detailed exploratory analysis of twitter dataset for sentiment
classification
○ Process tweets
○ Feature extraction
○ Record findings

3. Solution and Findings
● Approach
○ Feature extraction using - Word2Vec
○ Additional Feature engineering - Bag-of-Words
○ Unsupervised Machine Learning - K-means clustering

4. Results
Fig 1: Overall emotion distribution

5. Fig 2 : Distribution of number of tweet contribution from each country

6. Fig 3 : Most relevant emotions across the world

7. Fig 4: Emotion categories in India

8. Conclusion
Future Work:
● Additional classes.
● Parsing regional languages.
● Semi-supervised approach.
● Parsing the “Locations” column.

9. THANK YOU