YUVARAJ RAGAVENDHAR K

A 5th-year M. Tech Integrated CSE with Data Science student seeking an internship/full-time job in the field of data science engineering, allowing me to utilize my education while gaining valuable work experience in a team-oriented environment.

• Smart irrigation system for agriculture to reduce water wastage| Python, fuzzy logic 2024

Developed a smart irrigation system using Mamdani fuzzy inference with triangular membership functions and centroid defuzzification, integrated real-time environmental data (soil moisture, temperature, humidity, weather) to automate irrigation, improving accuracy to 90%, and reducing water usage by 25%

• NLP-based chatbot| Flutter, Rasa 2025

Developed an NLP-driven travel assistant using Rasa for intent recognition, and Flutter for real-time user interaction, integrated AI-based dialogue management to handle flight and travel-related queries, with modular API support for external booking and pricing services

• E-commerce recommendation system| Python 2025

Built a machine learning-based e-commerce recommendation system using content-based filtering and NLP techniques to suggest relevant products, implemented product vectorization using TF-IDF, and cosine similarity for personalized recommendations based on user input and product descriptions

• EmoLink: NLP-enhanced social chat platform (in progress)

Developing a real-time, emotion-aware chat platform to bridge the emotional gap in digital communication, the platform uses a fine-tuned NLP model for real-time sentiment analysis, translating inferred emotions into visual cues, the system includes an Emotion Visualizer and the ability for users to manually override detected emotions, it will also track long-term emotional patterns to facilitate timely emotional support

Data Structures and Algorithms, Machine Learning, Artificial Intelligence, Data Visualization, Software Principles, Database Management