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Rishikesh Kumar

M.Tech Research Project
Parameter Specific Literature Retrieval
Biomedical NLP  |  Guided by Prof. Balamurugan Palaniappan  |  Jul – Nov 2025

Built a pipeline that queries PubMed and extracts parameter-specific clinical data from research abstracts. Improved entity extraction F1-score to 90% by fine-tuning a PubMedBERT-based NER model on a manually annotated dataset. Implemented a distributed ML pipeline using Ray, PyTorch, and HuggingFace; deployed with Next.js and FastAPI.

Publication
Selected Projects
The Third Eye: VIntel

Multi-agent cybersecurity news platform with two-round LLM deliberation and Borda-count ranking. Course project for IE 624 under Prof. Manjesh K. Hanawal.

IE 624Go TypeScriptRust LLM Agents
Explainable Depression Detection

NLP pipeline using double domain-adaptation and Integrated Gradients explainability. F1: 0.7778. Course project for CS 772 under Prof. Pushpak Bhattacharyya.

CS 772PyTorch HuggingFaceNLP
Kernel PCA for OOD Detection

AUROC 99.57%, FPR 1.73% on ResNet50 / Tiny-ImageNet-200. Course project for IE 506.

IE 506PyTorch Kernel PCAOOD Detection
Secrets of RLHF in LLMs: PPO

Implemented PPO-max to improve RLHF training stability for LLMs; demonstrated gains over SFT baselines. Course project for IE 620.

IE 620PPO RLHFHuggingFace