Portfolio
Projects by Jeyadev R
31 AI, machine learning and full-stack projects, from research prototypes to apps running in production. Each page covers what the project does, how it works and the stack behind it.
AI projects
AI / SecurityScamShield
Explainable Scam SMS Detector for India
Explainable, obfuscation-robust scam SMS detector for Indian messages (KYC, UPI, courier, digital-arrest scams).
AI / IoTPHYS-TRUST Lite
Trust-Adaptive Physics-Informed Air Quality Sensing
Air quality estimation on one low-cost Arduino node (MQ135 + DHT11). A Kalman filter fuses sensor physics, room mass-balance physics and an…
AI / AutomationFRONTIER
Local AI Content Agent for a Discord Community
AI agent for a student tech community Discord server. Discovers hackathons, research and AI news, drafts posts in the author's writing…
AI / Infrastructuresret-rag
Self-Hosted RAG on a 4-PC LAN Cluster
Built for offline AI access at college with zero cloud dependency. Fully offline, self-hosted Retrieval-Augmented Generation system…
AI / TradingPolyBot
Autonomous Prediction-Market Trading Engine
Autonomous trading engine for Polymarket prediction markets, with live order book/price ingestion, mispricing/momentum/news strategy…
AI / HealthcareAbsorbAI
Clinical Pharmacokinetic Decision-Support Platform
Clinical decision-support platform simulating personalized drug behavior across ~45 drugs for doctor and patient roles.
AI / FinanceMarket Oracle
Commodity Price Forecasting Ensemble
Commodity price prediction pipeline for the Mitsui Commodity Prediction Challenge, combining a 9-model ensemble (Chronos, NeuralProphet…
AI / ChemistryEcoSynth
Neuro-Symbolic Green Retrosynthesis Planner
AI-assisted retrosynthesis planner combining symbolic chemistry rules, RAG over literature/reaction data, and a green-chemistry scorer to…
AI / EnvironmentalHyperlocalAQ
Multi-Source Air Quality Modeling for Chennai
High-resolution air quality modeling framework integrating 7 APIs (WAQI, NASA FIRMS, Open-Meteo, TomTom, OSM, CAMS, OpenFDA) with hybrid…
AI / HealthcareCardio Disease Detection Engine
Cardiovascular Risk Dashboard + API
ML system predicting cardiovascular disease risk (High/Low) from patient clinical and lifestyle data.
AI / EnvironmentalAeroSight
Air Quality Forecasting & Health Reporting Toolkit
Air quality analysis and forecasting toolkit combining Prophet and XGBoost dual-model forecasting, correlating pollution with mortality…
AI / HealthcareAI Drug-Food Interactions
NLP-Powered Interaction Classifier
NLP + ML web app classifying drug-food interactions into 6 categories using TF-IDF vectorization and ensemble models (99.2% accuracy), with…
AI / Computer VisionIntel Scene Classification
CNN vs VGG16 vs Bagged Ensemble
Image classification on the Intel Image Classification dataset (6 scene classes), comparing a baseline CNN, fine-tuned VGG16 transfer…
AI / NLPGloVe from Scratch
Word Embeddings Trained on WikiText-2
GloVe word embeddings built from first principles: sparse co-occurrence matrix (120x smaller than dense), hand-derived gradients verified…
AI / Computer VisionANPR-YOLOv4
Automatic Number Plate Recognition
Automatic Number Plate Recognition system using a custom-trained YOLOv4 detector for cars, bikes, and autos.
AI / HealthcareCardiovascular Risk Prediction
ML Pipeline for Patient Health Data
End-to-end ML pipeline predicting cardiovascular disease risk from patient health data.
AI / Sports AnalyticsT20 Fantasy Impact Model
LightGBM Fantasy Team Optimizer
ML-driven T20 cricket fantasy team optimizer. Dual LightGBM models (mean + P90 quantile) trained on ball-by-ball data predict batting runs…
AI / Civic TechVoteIQ
AI-Powered Civic Education App
AI-powered civic education assistant helping first-time Indian voters understand the election process.
Full-Stack projects
Full-Stack / EdTechAttendance ERP
Multi-Semester College Attendance System on the Edge
College attendance system built around real timetables: multi-hour labs marked once, partial exam days, one-off period swaps, and bunk…
Full-Stack / SaaSASPCV CRM
Full-Stack CRM for a Cleantech Company
Full-stack CRM covering the full customer lifecycle from lead to deal, project, installation, and support, plus HR/payroll/attendance…
Full-Stack / EnvironmentalPollumap V3
Real-Time Air Quality Dashboard
Full-stack air quality dashboard for Chennai with live AQI charts, an interactive Leaflet map, XGBoost-powered 24-hour forecasts, an A*…
Full-Stack / SaaSAspiration Cleantech Ventures
MERN Web Platform for a Solar Energy Company
Production MERN-stack web app built during a full-stack internship for a cleantech/solar energy company.
Full-Stack / EdTechsret-noticeboard
College Notice Board with Admin Panel & Calendar
Built for my college's notice board system. Role-based auth (student/faculty/admin), an admin dashboard with usage stats, image-attached…
Full-Stack / EdTechAspiration Cleantech Academy
Job-Oriented Training Platform
Job-oriented training platform covering HVAC, entrepreneurship, digital marketing, and sales courses.
Tooling projects
ToolingAdvanced CLI Web Scrapper
Full-Site Archiver Built on Playwright
CLI tool to download full web pages with assets (CSS, JS, images, video) for offline archiving.
ToolingInstaAnalyzer
Follower/Following Analysis Script
Python script analyzing Instagram accounts to identify mutual followers and non-followbacks, using Instaloader for data and the Rich…
Education projects
Algorithms projects
Embedded projects
Academic projects
Academic / JavaUrban Farming Simulator
OOP Rooftop Farm Management Sim
Text-based rooftop urban farm management simulation modeling crop biology, seasonal weather, and market fluctuations using SOLID…
Academic / JavaCrorepati Quiz Game
CLI Quiz Game Inspired by KBC
CLI-based quiz game inspired by 'Kaun Banega Crorepati', built in Java with lifelines and escalating prize levels.