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

44 citations · 114 across the 20 of their papers we have counts for

collaborators

22 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

Comprehensive language-image pre-training for 3D medical image understanding

Tassilo Wald, Ibrahim Ethem Hamamci, Yuan Gao +13

In the 3D medical image domain, vision-language pre-training is used to create vision-language encoders (VLEs) that can support radiologists by retrieving patients with similar abn…

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…

eess.IV2025★ 1 cited

ReXGroundingCT: A 3D Chest CT Dataset for Segmentation of Findings from Free-Text Reports

Mohammed Baharoon, Luyang Luo, Michael Moritz +22

We introduce ReXGroundingCT, the first publicly available dataset linking free-text findings to pixel-level 3D segmentations in chest CT scans. The dataset includes 3,142 non-contr…

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★ 14 cited

The TopCoW Challenge -- Topology-Aware Circle of Willis Segmentation for CT and MR Angiography

Kaiyuan Yang, Fabio Musio, Yihui Ma +112

The Circle of Willis (CoW) is an important network of arteries connecting major circulations of the brain. Its vascular architecture is believed to influence the risk, severity, an…

q-bio.QM2023

Synthesizing Missing MRI Sequences from Available Modalities using Generative Adversarial Networks in BraTS Dataset

Ibrahim Ethem Hamamci

Glioblastoma is a highly aggressive and lethal form of brain cancer. Magnetic resonance imaging (MRI) plays a significant role in the diagnosis, treatment planning, and follow-up o…

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.CV2022

AutoCOR: Autonomous Condylar Offset Ratio Calculator on TKA-Postoperative Lateral Knee X-ray

Gulsade Rabia Cakmak, Ibrahim Ethem Hamamci, Mehmet Kursat Yilmaz +3

The postoperative range of motion is one of the crucial factors indicating the outcome of Total Knee Arthroplasty (TKA). Although the correlation between range of knee flexion and…

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,…