collaborators

5 papers

cs.AI2026

DeepLens Diagnosis Agent: Agentic Workflow Design Lets a Small Reasoning Model Compete with Frontier LLMs

Mahmood Bayeshi, Veysel Kocaman, Muhammed Ali Naqvi +2

Medical diagnosis is a multi-stage process: extract facts, consult knowledge, generate a differential analysis, and select the best diagnosis with explanations. Frontier LLMs are s…

cs.CL2026

A Multi-Domain Red Teaming Framework for Safety, Robustness, and Fairness Evaluation of Medical Large Language Models

Andrei Marian Feier, Veysel Kocaman, Yigit Gul +6

Large language models (LLMs) are increasingly deployed across healthcare, yet existing benchmarks fail to capture model behavior under adversarial or ethically complex conditions c…

cs.CL2026

Specialty-Specific Medical Language Model for Immune-Mediated Diseases

Veysel Kocaman, Gursev Pirge, Yigit Gul +3

Extracting detailed clinical information from free-text medical narratives remains a practical challenge for researchers and healthcare systems. Terminology for immune-mediated and…

cs.CL2025

Can Zero-Shot Commercial APIs Deliver Regulatory-Grade Clinical Text DeIdentification?

Veysel Kocaman, Muhammed Santas, Yigit Gul +2

We evaluate the performance of four leading solutions for de-identification of unstructured medical text - Azure Health Data Services, AWS Comprehend Medical, OpenAI GPT-4o, and Jo…

cs.CL2025

Beyond Negation Detection: Comprehensive Assertion Detection Models for Clinical NLP

Veysel Kocaman, Yigit Gul, M. Aytug Kaya +4

Assertion status detection is a critical yet often overlooked component of clinical NLP, essential for accurately attributing extracted medical facts. Past studies have narrowly fo…