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Efficient and accurate multi-organ segmentation from abdominal CT volumes is a fundamental challenge in medical image analysis. Existing 3D segmentation approaches are computationally and memory intensive, often processing entire volumes…

图像与视频处理 · 电气工程与系统科学 2025-05-19 Hania Ghouse , Muzammil Behzad

Organ and cancer segmentation in abdomen Computed Tomography (CT) scans is the prerequisite for precise cancer diagnosis and treatment. Most existing benchmarks and algorithms are tailored to specific cancer types, limiting their ability to…

图像与视频处理 · 电气工程与系统科学 2024-08-23 Jun Ma , Yao Zhang , Song Gu , Cheng Ge , Ershuai Wang , Qin Zhou , Ziyan Huang , Pengju Lyu , Jian He , Bo Wang

This paper presents a method for automatic segmentation, localization, and identification of vertebrae in arbitrary 3D CT images. Many previous works do not perform the three tasks simultaneously even though requiring a priori knowledge of…

图像与视频处理 · 电气工程与系统科学 2020-10-01 Naoto Masuzawa , Yoshiro Kitamura , Keigo Nakamura , Satoshi Iizuka , Edgar Simo-Serra

Incorporation of prior knowledge about organ shape and location is key to improve performance of image analysis approaches. In particular, priors can be useful in cases where images are corrupted and contain artefacts due to limitations in…

Radiotherapy requires precise segmentation of organs at risk (OARs) and of the Clinical Target Volume (CTV) to maximize treatment efficacy and minimize toxicity. While deep learning (DL) has significantly advanced automatic contouring,…

图像与视频处理 · 电气工程与系统科学 2024-09-25 Ricardo Coimbra Brioso , Damiano Dei , Nicola Lambri , Pietro Mancosu , Marta Scorsetti , Daniele Loiacono

Segment Anything Model (SAM) is one of the pioneering prompt-based foundation models for image segmentation and has been rapidly adopted for various medical imaging applications. However, in clinical settings, creating effective prompts is…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Chengyin Li , Prashant Khanduri , Yao Qiang , Rafi Ibn Sultan , Indrin Chetty , Dongxiao Zhu

Localization of anatomical structures is a prerequisite for many tasks in medical image analysis. We propose a method for automatic localization of one or more anatomical structures in 3D medical images through detection of their presence…

计算机视觉与模式识别 · 计算机科学 2017-04-20 Bob D. de Vos , Jelmer M. Wolterink , Pim A. de Jong , Tim Leiner , Max A. Viergever , Ivana Išgum

Building a large-scale training dataset is an essential problem in the development of medical image recognition systems. Visual grounding techniques, which automatically associate objects in images with corresponding descriptions, can…

计算机视觉与模式识别 · 计算机科学 2023-12-11 Akimichi Ichinose , Taro Hatsutani , Keigo Nakamura , Yoshiro Kitamura , Satoshi Iizuka , Edgar Simo-Serra , Shoji Kido , Noriyuki Tomiyama

Automated abdominal multi-organ segmentation is a crucial yet challenging task in the computer-aided diagnosis of abdominal organ-related diseases. Although numerous deep learning models have achieved remarkable success in many medical…

图像与视频处理 · 电气工程与系统科学 2022-12-26 Shishuai Hu , Zehui Liao , Yong Xia

Lymph node station (LNS) delineation from computed tomography (CT) scans is an indispensable step in radiation oncology workflow. High inter-user variabilities across oncologists and prohibitive laboring costs motivated the automated…

图像与视频处理 · 电气工程与系统科学 2021-09-21 Dazhou Guo , Xianghua Ye , Jia Ge , Xing Di , Le Lu , Lingyun Huang , Guotong Xie , Jing Xiao , Zhongjie Liu , Ling Peng , Senxiang Yan , Dakai Jin

Background: Automated analysis of CT scans for abdominal organ measurement is crucial for improving diagnostic efficiency and reducing inter-observer variability. Manual segmentation and measurement of organs such as the kidneys, liver,…

Objective : Abdominal anatomy segmentation is crucial for numerous applications from computer-assisted diagnosis to image-guided surgery. In this context, we address fully-automated multi-organ segmentation from abdominal CT and MR images…

图像与视频处理 · 电气工程与系统科学 2020-01-29 Pierre-Henri Conze , Ali Emre Kavur , Emilie Cornec-Le Gall , Naciye Sinem Gezer , Yannick Le Meur , M. Alper Selver , François Rousseau

In this paper, we present a novel unsupervised domain adaptation (UDA) method, named Domain Adaptive Relational Reasoning (DARR), to generalize 3D multi-organ segmentation models to medical data collected from different scanners and/or…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Shuhao Fu , Yongyi Lu , Yan Wang , Yuyin Zhou , Wei Shen , Elliot Fishman , Alan Yuille

We present an efficient deep learning approach for the challenging task of tumor segmentation in multisequence MR images. In recent years, Convolutional Neural Networks (CNN) have achieved state-of-the-art performances in a large variety of…

计算机视觉与模式识别 · 计算机科学 2018-07-24 Pawel Mlynarski , Hervé Delingette , Antonio Criminisi , Nicholas Ayache

The Dice Similarity Coefficient (DSC) is the current de facto standard to determine agreement between a reference segmentation and one generated by manual / auto-contouring approaches. This metric is useful for non-spatially important…

医学物理 · 物理学 2024-10-29 Lucas McCullum , Kareem A. Wahid , Barbara Marquez , Clifton D. Fuller

We introduce a novel approach for the precise localization of 67 anatomical structures from single depth images captured from the exterior of the human body. Our method uses a multi-class occupancy network, trained using segmented CT scans…

计算机视觉与模式识别 · 计算机科学 2025-04-23 Pit Henrich , Franziska Mathis-Ullrich

The segmentation of organs at risk (OAR) is a required precondition for the cancer treatment with image guided radiation therapy. The automation of the segmentation task is therefore of high clinical relevance. Deep Learning (DL) based…

计算机视觉与模式识别 · 计算机科学 2022-04-22 Elias Tappeiner , Martin Welk , Rainer Schubert

Multi-organ segmentation, which identifies and separates different organs in medical images, is a fundamental task in medical image analysis. Recently, the immense success of deep learning motivated its wide adoption in multi-organ…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Jiahua Dong , Guohua Cheng , Yue Zhang , Chengtao Peng , Yu Song , Ruofeng Tong , Lanfen Lin , Yen-Wei Chen

Accurate and automatic organ segmentation from 3D radiological scans is an important yet challenging problem for medical image analysis. Specifically, the pancreas demonstrates very high inter-patient anatomical variability in both its…

计算机视觉与模式识别 · 计算机科学 2017-02-02 Holger R. Roth , Le Lu , Nathan Lay , Adam P. Harrison , Amal Farag , Andrew Sohn , Ronald M. Summers

Image segmentation is widely used in a variety of computer vision tasks, such as object localization and recognition, boundary detection, and medical imaging. This thesis proposes deep learning architectures to improve automatic object…

图像与视频处理 · 电气工程与系统科学 2019-09-24 Debleena Sengupta