Radiology

Latest AI and machine learning research in radiology for healthcare professionals.

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EchoPilot: Training-Free Ultrasound Video Segmentation via Scale-Space Semantic Prompting and Reliability-Gated Memory

Ultrasound video segmentation is clinically valuable yet difficult due to speckle noise, weak bounda...

Multimodal MRI and Machine Learning Uncovers Distinct Progression Patterns in Friedreich Ataxia

Background Friedreich ataxia (FRDA) is a rare neurodegenerative disorder with substantial heterogene...

Predicting Autopsy-Confirmed Neuropathology across Clinical, Neuroimaging, and CSF Biomarkers using Machine Learning

Accurate in vivo prediction of neuropathology is critical for advancing diagnosis and treatment of A...

Estimating bone marrow adiposity from head MRI and identifying its genetic architecture

Bone marrow adiposity changes radically through the lifespan, but this phenomenon is poorly characte...

Genetic architecture of high-dimensional liver radiomic phenotypes and their role in common metabolic diseases

The liver plays a central role in systemic metabolism, yet large-scale genetic studies of quantitati...

Virtual 3D H&E Staining from Phase-contrast Back-illumination Interference Tomography

Three-dimensional (3D) histopathology of unprocessed tissues has the potential to transform disease ...

ConvNeXt-FD: A Fractal-Based Deep Model for Robust Biomedical Image Segmentation

Biomedical image segmentation is a critical task in medical diagnosis and treatment planning, enabli...

MotionDPS: Motion-Compensated 3D Brain MRI Reconstruction

Magnetic resonance imaging (MRI) is highly susceptible to patient motion due to its relatively long ...

Robustness of breast lesion segmentation under MRI undersampling improves with k-space-aware deep learning

Purpose: To assess whether breast lesion segmentation can be learned directly from acquired MRI k-sp...

VEELA: A Clinically-Constrained Benchmark for Liver Vessel Segmentation in Computed Tomography Angiography

Accurate segmentation of hepatic and portal vessels in contrast-enhanced computed tomography angiogr...

Ternary Decision Trees with Locally-Adaptive Uncertainty Zones

Decision trees partition the feature space using hard binary thresholds, assigning identical confide...

Language-dependent diagnostic safety of medical AI systems: a cross-lingual benchmarking and prospective clinical study

Background Patients worldwide receive healthcare in many languages, yet medical AI systems are valid...

From 3D Time-of-Flight Angiography to Accelerated 4D Arterial Spin Labeling Angiography: A Fast Few-Shot Transfer Learning Approach

Purpose: To develop a data-efficient deep learning framework for rapid reconstruction of highly acce...

Opportunistic CT Attenuation Biomarkers of Anemia Are Associated With Impaired Myocardial Flow Reserve and Cardiovascular Outcomes

Background: Anemia is an established marker of cardiovascular disease severity and risk which leads ...

A Comparative Evaluation of Structural MRI Foundation Models for Brain Age Regression and Sex Classification

Foundation models pre-trained on large neuroimaging datasets offer a promising approach to overcome ...

Automatic segmentation of choroid plexus using deep learning across neurodegenerative diagnoses in the multi-site COMPASS-ND Study

The choroid plexus (ChP) plays a central role in cerebrospinal fluid production, immune signaling, a...

petVAE: A Data-Driven Model for Identifying Amyloid PET Subgroups Across the Alzheimer's Disease Continuum

Amyloid-{beta} (A{beta}) PET imaging is a core biomarker and is sufficient for the biological diagno...

SIREM: Speech-Informed MRI Reconstruction with Learned Sampling

Real-time magnetic resonance imaging (rtMRI) of speech production enables non-invasive visualization...

VISTA: Variance-Gated Inter-Sequence Test-Time Adaptation for Multi-Sequence MRI Segmentation

Deploying multi-sequence magnetic resonance imaging (MRI) segmentation models to new clinical enviro...

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