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Rishi Jayanath: profile summary and GitHub stats

I am a computer science student at Karunya Institute of Technology and Sciences. I work on applied machine learning, LLM applications, and web apps.

My research interests are medical AI, explainable vision models, fairness-aware machine learning, and retrieval-augmented generation.

Selected work

Animated cost-accuracy chart at 24 months: published acquisition policies sit on the cost-matched random-acquisition curve, while SPFA with MRI only sits above it

adni_project: Fairness- and horizon-audited sequential modality acquisition for Alzheimer's risk stratification, using real ADNI data (1,566 MCI-at-baseline subjects, October 2026 release). Published acquisition policies do no better than random acquisition at the same cost, while SPFA (signature MRI features plus pooled training) beats cost-matched random using MRI alone, at about a tenth of the cost of all four modalities. Python.

The four acquisition blocks it chooses between, with what each costs and adds:

MRI card, cost 1.0: animated coronal scan with hippocampus and ventricles segmented; AUC gain +0.056, +0.034, +0.050 at 12, 24, 36 months FDG-PET card, cost 2.0: animated tracer uptake with a reduced-uptake pattern; AUC gain +0.039, +0.032, +0.058 Amyloid-PET card, cost 5.0: animated plaque build-up and summary SUVR passing a cutoff; AUC gain +0.003, +0.035, +0.051 CSF card, cost 1.5: animated lumbar puncture filling a sample tube, with Aβ42, total tau and p-tau; AUC gain +0.012, +0.024, +0.056

Animated ACMF diagram: on an H5 and an H3 micrograph, inverse-entropy weights shift between 224 px and 384 px ViT-B/16 models; below, macro F1 of the fusion strategies on the DeFungi test set

fungi: Adaptive Confidence-Guided Multi-Scale Fusion (ACMF) for microscopic fungal species classification on the DeFungi dataset. It weights the predictions of 224px and 384px ViT-B/16 models by per-image prediction entropy. Written up as an IEEE conference submission. Python.

Animated Talent Check: résumé skills mapped to 12 skillsets and scored against a company bar

Radix-TMH: Hackathon project that tells a candidate how ready they are for a specific job. It covers JD analysis, resume parsing, profile building, and matching against a company's bar or a single JD. React, FastAPI, Supabase.

Animated drone taking off, filming and landing beside a rental ticket that moves from browse to book to fly and return

Drone-site: A drone rental site where customers browse the fleet, book a drone by the hour, and return it from their rental history, with the cost calculated on return. Next.js, Django REST Framework, PostgreSQL, Docker Compose.

ecommerce-gpt-chatbot: Retrieval-augmented chatbot running on a local LLM through Ollama. An LLM-based intent detector routes each query to FAQ search, product recommendation, product QA, or review sentiment. Jupyter, Sentence Transformers, Hugging Face.

gpt4_exp4: Console app that builds a learner profile, matches it against a catalog with Sentence Transformers, and has an LLM rank and explain recommendations, refining them from plain-English feedback. Python.

The rest are on my repositories tab.

Recently active

Updated daily from the GitHub API.

Repository Language Last push
medical-symptom-assistant Python 2 days ago
legal-document-analyzer Python 5 days ago
email-assistant-ollama Python 5 days ago
customer-feedback-rpa Python 7 days ago
FoveaRL Python 7 days ago

Tools

  • Languages: Python, JavaScript, TypeScript, HTML, CSS
  • ML: PyTorch, Hugging Face, scikit-learn, pandas, Jupyter, Ollama
  • Web and tooling: React, Next.js, Vite, FastAPI, Django, PostgreSQL, Supabase, Flutter, Docker, GitHub Actions, Git

Pinned Loading

  1. fungi fungi Public

    Python

  2. Radix-TMH Radix-TMH Public

    JavaScript

  3. febinrenu/EVORA febinrenu/EVORA Public

    Evora is an intelligent, privacy-centric video analytics platform that enables natural-language interrogation of multi-camera feeds, delivering evidence-backed insights through timestamped, annotat…

    Python 2 1

  4. febinrenu/PARALLAX febinrenu/PARALLAX Public

    Multimodal medical second opinion that proves every finding (image evidence, deletion test, stability, calibration, second reader, notes) before a doctor sees it. Decision support only.

    Python 2 1

  5. adni_project adni_project Public

    Python