activity
20212026
most citedGeneralist Foundation Models from a Multimodal Dataset for 3D Computed Tomography

44 citations · 99 across the 16 of their papers we have counts for

collaborators

18 papers

cs.CV2026

RT-Super: Learning Tumor Segmentation from Longitudinal Images and Reports

Pedro R. A. S. Bassi, Wenxuan Li, Hanxue Gu +11

Multi-tumor segmentation is important for early cancer detection and allows radiologists to visualize, verify, and understand AI predictions. However, tumor segmentation masks are…

cs.CV2026

NV-Reason-CT: 3D Visual Language Model for CT Analysis

Andriy Myronenko, Dong Yang, Yucheng Tang +15

We present NV-Reason-CT, a generative vision--language model for chest and abdominal CT combining native 3D visual encoding with radiologist-guided reasoning. The model couples a n…

cs.CV2026

BenchX: Benchmarking AI Models for Cancer Detection and Localization with Demographic and Protocol Biases

Qi Chen, Wenxuan Li, Pedro R. A. S. Bassi +14

Artificial intelligence (AI) has achieved remarkable success in medical imaging, but it is widely recognized that these models often perform inconsistently across real-world clinic…

cs.CV2026

DeepTumorVQA: A Hierarchical 3D CT Benchmark for Stage-Wise Evaluation of Medical VLMs and Tool-Augmented Agents

Yixiong Chen, Wenjie Xiao, Pedro R. A. S. Bassi +7

Medical vision-language models (VLMs) and AI agents have made significant progress in learning to analyze and reason about clinical images. However, existing medical visual questio…

cs.CV2026

SigVLP: Sigmoid Volume-Language Pre-Training for Self-Supervised CT-Volume Adaptive Representation Learning

Jiayi Wang, Hadrien Reynaud, Ibrahim Ethem Hamamci +4

Large-scale, volumetric medical imaging datasets typically aggregate scans from different vendors and devices, resulting in highly variable resolution, slice thicknesses, and numbe…

cs.CV2025

See More, Change Less: Anatomy-Aware Diffusion for Contrast Enhancement

Junqi Liu, Zejun Wu, Pedro R. A. S. Bassi +15

Image enhancement improves visual quality and helps reveal details that are hard to see in the original image. In medical imaging, it can support clinical decision-making, but curr…

cs.CV2025

Better Tokens for Better 3D: Advancing Vision-Language Modeling in 3D Medical Imaging

Ibrahim Ethem Hamamci, Sezgin Er, Suprosanna Shit +7

Recent progress in vision-language modeling for 3D medical imaging has been fueled by large-scale computed tomography (CT) corpora with paired free-text reports, stronger architect…

cs.CV2025

RadDiagSeg-M: A Vision Language Model for Joint Diagnosis and Multi-Target Segmentation in Radiology

Chengrun Li, Corentin Royer, Haozhe Luo +6

Most current medical vision language models struggle to jointly generate diagnostic text and pixel-level segmentation masks in response to complex visual questions. This represents…

cs.CV2025

Scaling Artificial Intelligence for Multi-Tumor Early Detection with More Reports, Fewer Masks

Pedro R. A. S. Bassi, Xinze Zhou, Wenxuan Li +20

Early tumor detection save lives. Each year, more than 300 million computed tomography (CT) scans are performed worldwide, offering a vast opportunity for effective cancer screenin…

eess.IV2025

CADS: A Comprehensive Anatomical Dataset and Segmentation for Whole-Body Anatomy in Computed Tomography

Murong Xu, Tamaz Amiranashvili, Fernando Navarro +30

Accurate delineation of anatomical structures in volumetric CT scans is crucial for diagnosis and treatment planning. While AI has advanced automated segmentation, current approach…

cs.CV2025

Are Vision Language Models Ready for Clinical Diagnosis? A 3D Medical Benchmark for Tumor-centric Visual Question Answering

Yixiong Chen, Wenjie Xiao, Pedro R. A. S. Bassi +5

Vision-Language Models (VLMs) have shown promise in various 2D visual tasks, yet their readiness for 3D clinical diagnosis remains unclear due to stringent demands for recognition…

cs.CL2025

CRG Score: A Distribution-Aware Clinical Metric for Radiology Report Generation

Ibrahim Ethem Hamamci, Sezgin Er, Suprosanna Shit +3

Evaluating long-context radiology report generation is challenging. NLG metrics fail to capture clinical correctness, while LLM-based metrics often lack generalizability. Clinical…

cs.CV2024★ 44 cited

Generalist Foundation Models from a Multimodal Dataset for 3D Computed Tomography

Ibrahim Ethem Hamamci, Sezgin Er, Chenyu Wang +27

Advancements in medical imaging AI, particularly in 3D imaging, have been limited due to the scarcity of comprehensive datasets. We introduce CT-RATE, a public dataset that pairs 3…

eess.IV2024

CT2Rep: Automated Radiology Report Generation for 3D Medical Imaging

Ibrahim Ethem Hamamci, Sezgin Er, Bjoern Menze

Medical imaging plays a crucial role in diagnosis, with radiology reports serving as vital documentation. Automating report generation has emerged as a critical need to alleviate t…

cs.CV2023★ 11 cited

DENTEX: Dental Enumeration and Tooth Pathosis Detection Benchmark for Panoramic X-ray

Ibrahim Ethem Hamamci, Sezgin Er, Omer Faruk Durugol +40

Panoramic X-rays are frequently used in dentistry for treatment planning, but their interpretation can be both time-consuming and prone to error. Artificial intelligence (AI) has t…

cs.CV2023★ 4 cited

GenerateCT: Text-Conditional Generation of 3D Chest CT Volumes

Ibrahim Ethem Hamamci, Sezgin Er, Anjany Sekuboyina +13

GenerateCT, the first approach to generating 3D medical imaging conditioned on free-form medical text prompts, incorporates a text encoder and three key components: a novel causal…

cs.CV2023★ 2 cited

Diffusion-Based Hierarchical Multi-Label Object Detection to Analyze Panoramic Dental X-rays

Ibrahim Ethem Hamamci, Sezgin Er, Enis Simsar +5

Due to the necessity for precise treatment planning, the use of panoramic X-rays to identify different dental diseases has tremendously increased. Although numerous ML models have…

cs.LG2021★ 38 cited

GaNDLF: A Generally Nuanced Deep Learning Framework for Scalable End-to-End Clinical Workflows in Medical Imaging

Sarthak Pati, Siddhesh P. Thakur, İbrahim Ethem Hamamcı +39

Deep Learning (DL) has the potential to optimize machine learning in both the scientific and clinical communities. However, greater expertise is required to develop DL algorithms,…