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physics.med-ph2025

Equivariant Multiscale Learned Invertible Reconstruction for Cone Beam CT: From Simulated to Real Data

Nikita Moriakov, Efstratios Gavves, Jonathan H. Mason +3

Cone Beam CT (CBCT) is an important imaging modality nowadays, however lower image quality of CBCT compared to more conventional Computed Tomography (CT) remains a limiting factor…

cs.CV2025

Probabilistic Prototype Calibration of Vision-Language Models for Generalized Few-shot Semantic Segmentation

Jie Liu, Jiayi Shen, Pan Zhou +2

Generalized Few-Shot Semantic Segmentation (GFSS) aims to extend a segmentation model to novel classes with only a few annotated examples while maintaining performance on base clas…

physics.med-ph2025

Physics-Guided Radiotherapy Treatment Planning with Deep Learning

Stefanos Achlatis, Efstratios Gavves, Jan-Jakob Sonke

Radiotherapy (RT) is a critical cancer treatment, with volumetric modulated arc therapy (VMAT) being a commonly used technique that enhances dose conformity by dynamically adjustin…

cs.CV2025

Probabilistic Interactive 3D Segmentation with Hierarchical Neural Processes

Jie Liu, Pan Zhou, Zehao Xiao +4

Interactive 3D segmentation has emerged as a promising solution for generating accurate object masks in complex 3D scenes by incorporating user-provided clicks. However, two critic…

cs.CV2025

Geometric Neural Process Fields

Wenzhe Yin, Zehao Xiao, Jiayi Shen +4

This paper addresses the challenge of Neural Field (NeF) generalization, where models must efficiently adapt to new signals given only a few observations. To tackle this, we propos…

cs.LG2025

Distributional Vision-Language Alignment by Cauchy-Schwarz Divergence

Wenzhe Yin, Zehao Xiao, Pan Zhou +4

Vision-language alignment is crucial for various downstream tasks such as cross-modal generation and retrieval. Previous multimodal approaches like CLIP utilize InfoNCE to maximize…