Projects & Publications

Publications

Domain-Specific Retrieval-Augmented Generation Using Vector Stores, Knowledge Graphs, and Tensor Factorization

Ryan C Barron*, Vesselin Grantcharov*, Selma Wanna, Maksim E Eren, Manish Bhattarai, Nicholas Solovyev, George Tompkins, Charles Nicholas, Kim Ø Rasmussen, Cynthia Matuszek, Boian S Alexandrov — ICMLA 2024

Hybrid information retrieval system for materials science research combining graph databases for bibliometric queries with vector search for semantic retrieval, using query classification to route between approaches.

Paper

HEAL: Hierarchical Embedding Alignment Loss for Improved Retrieval and Representation Learning

Manish Bhattarai, Ryan Barron, Maksim E. Eren, Minh N. Vu, Vesselin Grantcharov, Ismael Ismael, Valentin Stanev, Cynthia Matuszek, Vladimir I Valtchinov, Kim Rasmussen, Boian S. Alexandrov — KnowledgeNLP Workshop @ COLING 2025

Method for hierarchical embedding alignment to improve retrieval and representation learning in domain-specific applications.

Paper

Projects

Cool Open Source Tool

2024 — Python, JavaScript

Curabitur pretium tincidunt lacus. Nulla gravida orci a odio. Nullam varius, turpis et commodo pharetra.

GitHub Documentation

Interactive Visualization

2023 — D3.js, WebGL

Duis ac tellus et risus vulputate vehicula. Donec lobortis risus a elit.

Live Demo GitHub