activity
20242026
most citedM3: Conversational LLMs Simplify Secure Clinical Data Access, Understanding, and Analysis

2 citations · 2 across the 2 of their papers we have counts for

collaborators

5 papers

cs.IR20262 cited

M3: Conversational LLMs Simplify Secure Clinical Data Access, Understanding, and Analysis

Rafi Al Attrach, Pedro Moreira, Rajna Fani +3

Large-scale clinical databases offer opportunities for medical research, but their complexity creates barriers to effective use. The Medical Information Mart for Intensive Care (MI…

cs.LG2026

Croissant Baker: Metadata Generation for Discoverable, Governable, and Reusable ML Datasets

Rafi Al Attrach, Rajna Fani, Sebastian Lobentanzer +17

Croissant has emerged as the metadata standard for machine learning datasets, providing a structured, JSON-LD-based format that makes dataset discovery, automated ingestion, and re…

cs.LG2025

Rethinking Tokenization for Clinical Time Series: When Less is More

Rafi Al Attrach, Rajna Fani, David Restrepo +2

Tokenization strategies shape how models process electronic health records, yet fair comparisons of their effectiveness remain limited. We present a systematic evaluation of tokeni…

cs.LG2025

Coefficient of Variation Masking: A Volatility-Aware Strategy for EHR Foundation Models

Rajna Fani, Rafi Al Attrach, David Restrepo +3

Masked autoencoders (MAEs) are increasingly applied to electronic health records (EHR) for learning general-purpose representations that support diverse clinical tasks. However, ex…

cs.CL2024

Towards Optimizing and Evaluating a Retrieval Augmented QA Chatbot using LLMs with Human in the Loop

Anum Afzal, Alexander Kowsik, Rajna Fani +1

Large Language Models have found application in various mundane and repetitive tasks including Human Resource (HR) support. We worked with the domain experts of SAP SE to develop a…