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Accurate prediction of malignancy in renal tumors is crucial for informing clinical decisions and optimizing treatment strategies. However, existing imaging modalities lack the necessary accuracy to reliably predict malignancy before…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Zhengkang Fan , Chengkun Sun , Russell Terry , Jie Xu , Longin Jan Latecki

Increased organ at risk segmentation accuracy is required to reduce cost and complications for patients receiving radiotherapy treatment. Some deep learning methods for the segmentation of organs at risk use a two stage process where a…

Image and Video Processing · Electrical Eng. & Systems 2023-04-11 Abraham George Smith , Denis Kutnár , Ivan Richter Vogelius , Sune Darkner , Jens Petersen

Close and precise placement of irregularly shaped objects requires a skilled robotic system. The manipulation of objects that have sensitive top surfaces and a fixed set of neighbors is particularly challenging. To avoid damaging the…

Robotics · Computer Science 2024-10-14 Benedikt Kreis , Nils Dengler , Jorge de Heuvel , Rohit Menon , Hamsa Perur , Maren Bennewitz

Quantitative assessment of the abdominal region from clinically acquired CT scans requires the simultaneous segmentation of abdominal organs. Thanks to the availability of high-performance computational resources, deep learning-based…

Image and Video Processing · Electrical Eng. & Systems 2022-10-11 Samra Irshad , Douglas P. S. Gomes , Seong Tae Kim

Sarcopenia is a medical condition characterized by a reduction in muscle mass and function. A quantitative diagnosis technique consists of localizing the CT slice passing through the middle of the third lumbar area (L3) and segmenting…

We propose a fully automatic method to find standardized view planes in 3D image acquisitions. Standard view images are important in clinical practice as they provide a means to perform biometric measurements from similar anatomical…

We present an active detection model for localizing objects in scenes. The model is class-specific and allows an agent to focus attention on candidate regions for identifying the correct location of a target object. This agent learns to…

Computer Vision and Pattern Recognition · Computer Science 2015-11-20 Juan C. Caicedo , Svetlana Lazebnik

Reliable localization is crucial for autonomous robots to navigate efficiently and safely. Some navigation methods can plan paths with high localizability (which describes the capability of acquiring reliable localization). By following…

Robotics · Computer Science 2023-03-23 Yuan Chen , Quecheng Qiu , Xiangyu Liu , Guangda Chen , Shunyi Yao , Jie Peng , Jianmin Ji , Yanyong Zhang

Accurate vertebra localization and identification are required in many clinical applications of spine disorder diagnosis and surgery planning. However, significant challenges are posed in this task by highly varying pathologies (such as…

Computer Vision and Pattern Recognition · Computer Science 2020-12-16 Fakai Wang , Kang Zheng , Le Lu , Jing Xiao , Min Wu , Shun Miao

The objective of this study is the segmentation of the intima-media complex of the common carotid artery, on longitudinal ultrasound images, to measure its thickness. We propose a fully automatic region-based segmentation method, involving…

Image and Video Processing · Electrical Eng. & Systems 2022-01-31 Nolann Lainé , Guillaume Zahnd , Herv é Liebgott , Maciej Orkisz

Our understanding of organs at risk is progressing to include physical small tissues such as coronary arteries and the radiosensitivities of many small organs and tissues are high. Therefore, the accurate segmentation of small volumes in…

Image and Video Processing · Electrical Eng. & Systems 2024-04-08 Jianxin Zhou , Kadishe Fejza , Massimiliano Salvatori , Daniele Della Latta , Gregory M. Hermann , Angela Di Fulvio

Most deep learning models in medical imaging are trained on adult data with unclear performance on pediatric images. In this work, we aim to address this challenge in the context of automated anatomy segmentation in whole-body Computed…

Image and Video Processing · Electrical Eng. & Systems 2024-04-23 Chih-Ying Liu , Jeya Maria Jose Valanarasu , Camila Gonzalez , Curtis Langlotz , Andrew Ng , Sergios Gatidis

Whole abdominal organ segmentation is important in diagnosing abdomen lesions, radiotherapy, and follow-up. However, oncologists' delineating all abdominal organs from 3D volumes is time-consuming and very expensive. Deep learning-based…

Image and Video Processing · Electrical Eng. & Systems 2023-02-14 Xiangde Luo , Wenjun Liao , Jianghong Xiao , Jieneng Chen , Tao Song , Xiaofan Zhang , Kang Li , Dimitris N. Metaxas , Guotai Wang , Shaoting Zhang

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…

Image and Video Processing · Electrical Eng. & Systems 2020-10-01 Naoto Masuzawa , Yoshiro Kitamura , Keigo Nakamura , Satoshi Iizuka , Edgar Simo-Serra

Acute appendicitis characterized by a painful inflammation of the vermiform appendix is one of the most common surgical emergencies. Localizing the appendix is challenging due to its unclear anatomy amidst the complex colon-structure as…

Image and Video Processing · Electrical Eng. & Systems 2019-09-04 Walid Abdullah Al , Il Dong Yun , Kyong Joon Lee

While Deep Reinforcement Learning has been widely researched in medical imaging, the training and deployment of these models usually require powerful GPUs. Since imaging environments evolve rapidly and can be generated by edge devices, the…

Machine Learning · Computer Science 2023-06-09 Guangyao Zheng , Shuhao Lai , Vladimir Braverman , Michael A. Jacobs , Vishwa S. Parekh

Deformable registration of two-dimensional/three-dimensional (2D/3D) images of abdominal organs is a complicated task because the abdominal organs deform significantly and their contours are not detected in two-dimensional X-ray images. We…

Image and Video Processing · Electrical Eng. & Systems 2022-12-13 Ryuto Miura , Megumi Nakao , Mitsuhiro Nakamura , Tetsuya Matsuda

Automatic organ segmentation is an important yet challenging problem for medical image analysis. The pancreas is an abdominal organ with very high anatomical variability. This inhibits previous segmentation methods from achieving high…

Computer Vision and Pattern Recognition · Computer Science 2015-06-23 Holger R. Roth , Le Lu , Amal Farag , Hoo-Chang Shin , Jiamin Liu , Evrim Turkbey , Ronald M. Summers

Purpose: This paper describes a new method to apply deep-learning algorithms for automatic segmentation of radiosensitive organs from 3D tomographic CT images before computing organ doses using a GPU-based Monte Carlo code. Methods: A deep…

Medical Physics · Physics 2020-09-09 Zhao Peng , Xi Fang , Pingkun Yan , Hongming Shan , Tianyu Liu , Xi Pei , Ge Wang , Bob Liu , Mannudeep K. Kalra , X. George Xu

Automatic localization and labeling of vertebra in 3D medical images plays an important role in many clinical tasks, including pathological diagnosis, surgical planning and postoperative assessment. However, the unusual conditions of…

Computer Vision and Pattern Recognition · Computer Science 2017-05-18 Dong Yang , Tao Xiong , Daguang Xu , Qiangui Huang , David Liu , S. Kevin Zhou , Zhoubing Xu , JinHyeong Park , Mingqing Chen , Trac D. Tran , Sang Peter Chin , Dimitris Metaxas , Dorin Comaniciu