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RajatRawal-06/README.md
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Rajat Rawal

AI/ML · Generative AI · Open Source Contributor · CS @ DTU


LinkedIn Gmail GitHub


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Featured Projects

Digital Twin of Richard Feynman
Full stack RAG system reconstructing Feynman's intellectual voice. Tri‑retrieval engine with GraphRAG, Qdrant vector DB, and Hybrid MMR. K‑Means memory profiling adapts responses by user expertise level.
Python LangChain RAG FastAPI React Qdrant


Scam‑Sentry
🏆 Grand Finalist · Thoughtworks Hackathon (Top 25/350+)
Privacy‑first browser extension with dual‑layer phishing detection. On‑device Qwen 2.5 LLM via node‑llama‑cpp. Zero data egress, works fully offline.
JavaScript Qwen 2.5 Chrome APIs node‑llama‑cpp


CrescendoGuard
Multi‑layer defense framework protecting LLMs against crescendo‑style multi‑turn jailbreak attacks. 10 hazard categories, 7 behavioral signals, 0% attack success rate on test vectors.
Python LangChain Llama 3.2 Hugging Face

MACS Unified Compressor
Chrome Extension + Flask backend with two‑stage hybrid residual compression across Text, Image, Audio, and Video. SHA‑256 verified byte‑perfect reconstruction.
Python Flask Signal Processing SHA‑256


AI Autocorrect System
Context‑aware autocorrection engine using probabilistic language modelling, N‑gram analysis, and beam search decoding for sentence‑level semantic understanding.
Python NLP N‑gram Models Beam Search


MediMap
AI‑augmented indoor navigation for hospitals. Real‑time crowd density analytics, predictive patient journey modelling, Three.js 3D cartography with Redis‑backed high availability.
React Three.js Supabase Redis

🛠️ Tech Arsenal


Languages

AI · ML · Deep Learning

Generative AI · LLMs

Frameworks · Tools

Specializations
Generative AI LLMs Transformers RAG Pipelines Prompt Engineering Computer Vision NLP RLHF CNN RNN LSTM GRU Autoencoders CatBoost LightGBM


🎓 Certifications


Andrew Ng · Neural Networks, CNNs, Sequence Models, Supervised ML, Advanced Algorithms, Reinforcement Learning



🏆 Recognition

Grand Finalist
Vibe With Singularity Hackathon
Thoughtworks Gurugram · Top 25 out of 350+ teams · Feb 2026 		Open Source Contributor
GirlScript Summer of Code 2026
India's largest open source program · 10,000+ participants 		B.Tech CSE
Delhi Technological University
DSA · Machine Learning · Discrete Mathematics · 2025 to 2029

GitHub contribution graph

This README updates itself daily. Built with Python, SMIL animations, and zero external services.

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  1. Autocorrect Autocorrect Public

    A production-quality AI autocorrect system featuring context-aware spell correction, N-gram language models, and beam search decoding.

    TypeScript 1

  2. macs-hybrid-compressor macs-hybrid-compressor Public

    A Chrome Extension backed by a Flask server that compresses any file - text, code, image, audio, or video and guarantees byte perfect reconstruction of the original, every single time, across all f…

    Python 1 1

  3. Scam-Sentry Scam-Sentry Public

    Forked from Unfeezant/Scam-Sentry

    HTML 1

  4. Root-Cause-Agent Root-Cause-Agent Public

    AI-driven workflow that safely evaluates active incidents, determines root causes through evidence chains, and suggests idempotent remediation actions.

    Python

  5. Crescendo Crescendo Public

    A reproducible safety framework and defense pipeline designed to protect large language models from multi turn jailbreak attacks

    Python

  6. Digital_Twin_Rag Digital_Twin_Rag Public

    Digital Twin of Richard Feynman - A Retrieval-Augmented Generation system with tri-retrieval (GraphRAG + Vector DB + Hybrid MMR), K-Means memory profiling, persona guardrails, and ElevenLabs voice …

    Python