Projects

A selection of projects I've built and contributed to.

Featured

Automatic Tomato Harvesting with Machine Learning

Built a real-time tomato detection pipeline using YOLOv4-tiny and integrated a 6-DOF robotic arm for automated plucking.

PythonYOLOv4-tinyComputer VisionRobotics

Code

Featured

Smart Greenhouse for Horticulture

Developed an Arduino-based irrigation system with climate/soil sensors and ESP-8266 cloud logging for monitoring and automation.

ArduinoC++ESP8266IoT+1

Code

D

Document-Based Chatbot

Implemented document Q&A over PDF/TXT with appointment scheduling using Flan-T5-base and LangChain.

PythonFlan-T5-baseLangChainLLM+1

Code

MFeatured

Medical QA LLM Fine-Tuning

A medical QA quiz powered by LLMs fine-tuned with LoRA/QLoRA on PubMedQA and MedMCQA. Fine-tuning Llama-3.2-1B lifted PubMedQA accuracy from 26% to 64% and MedMCQA from 26% to 32%, served through a FastAPI quiz web app where the fine-tuned model explains each answer.

PythonPyTorchLoRA / QLoRATransformers+3

Code

B

Betti Number Calculator for Devanagari Characters

Topological analysis tool that estimates Betti numbers (β0: stroke components, β1: enclosed holes) for 92,000 handwritten Devanagari character images across 46 classes. Identifies stable topology targets using a 70% consensus rule to support topology-aware deep learning training.

PythonTopologyComputer VisionNumPy+1

Code