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Automated and accurate segmentation of cystoid structures in Optical Coherence Tomography (OCT) is of interest in the early detection of retinal diseases. It is, however, a challenging task. We propose a novel method for localizing cysts in…

计算机视觉与模式识别 · 计算机科学 2017-08-29 Karthik Gopinath , Jayanthi Sivaswamy

Recent advances in 3D fully convolutional networks (FCN) have made it feasible to produce dense voxel-wise predictions of volumetric images. In this work, we show that a multi-class 3D FCN trained on manually labeled CT scans of several…

Cone-beam CT (CBCT)-based online adaptive radiotherapy calls for accurate auto-segmentation to reduce the time cost for physicians to edit contours. However, deep learning (DL)-based direct segmentation of CBCT images is a challenging task,…

医学物理 · 物理学 2023-02-22 Xiao Liang , Howard Morgan , Ti Bai , Michael Dohopolski , Dan Nguyen , Steve Jiang

Automated segmentation of kidneys and kidney tumors is an important step in quantifying the tumor's morphometrical details to monitor the progression of the disease and accurately compare decisions regarding the kidney tumor treatment.…

图像与视频处理 · 电气工程与系统科学 2019-09-17 Andriy Myronenko , Ali Hatamizadeh

Cone-beam tomography enables rapid 3D acquisitions, making it a suitable imaging modality for dental imaging. However, as with all X-ray techniques, the main challenge is to reduce the dose while maintaining good image quality. Moreover,…

信号处理 · 电气工程与系统科学 2024-12-24 Louise Friot--Giroux , Françoise Peyrin , Voichiţa Maxim

There is an increasing demand in medical industries to have automated systems for detection and localization which are manually inefficient otherwise. In dentistry, it bears great interest to trace the pathway of mandibular canals…

计算机视觉与模式识别 · 计算机科学 2021-12-01 Mrinal Kanti Dhar , Zeyun Yu

Automatic segmentation of anatomical landmarks from ultrasound (US) plays an important role in the management of preterm neonates with a very low birth weight due to the increased risk of developing intraventricular hemorrhage (IVH) or…

图像与视频处理 · 电气工程与系统科学 2019-12-19 Jeya Maria Jose V. , Rajeev Yasarla , Puyang Wang , Ilker Hacihaliloglu , Vishal M. Patel

AI-assisted surgeries have drawn the attention of the medical image research community due to their real-world impact on improving surgery success rates. For image-guided surgeries, such as Cochlear Implants (CIs), accurate object…

图像与视频处理 · 电气工程与系统科学 2023-02-17 Yike Zhang , Jack Noble

In the field of dentistry, there is a growing demand for increased precision in diagnostic tools, with a specific focus on advanced imaging techniques such as computed tomography, cone beam computed tomography, magnetic resonance imaging,…

计算机视觉与模式识别 · 计算机科学 2024-01-18 Walid Brahmi , Imen Jdey , Fadoua Drira

Recently, deep learning-based tooth segmentation methods have been limited by the expensive and time-consuming processes of data collection and labeling. Achieving high-precision segmentation with limited datasets is critical. A viable…

计算机视觉与模式识别 · 计算机科学 2023-10-24 Yuan Li , Huan Liu , Yubo Tao , Xiangyang He , Haifeng Li , Xiaohu Guo , Hai Lin

Despite the recent success of deep learning methods at achieving new state-of-the-art accuracy for medical image segmentation, some major limitations are still restricting their deployment into clinics. One major limitation of deep…

图像与视频处理 · 电气工程与系统科学 2023-05-30 Lucas Fidon

Previous studies on computer aided detection/diagnosis (CAD) in 4D breast magnetic resonance imaging (MRI) regard lesion detection, segmentation and characterization as separate tasks, and typically require users to manually select 2D MRI…

图像与视频处理 · 电气工程与系统科学 2020-07-08 Hang Min , Darryl McClymont , Shekhar S. Chandra , Stuart Crozier , Andrew P. Bradley

Segmentation of COVID-19 lesions from chest CT scans is of great importance for better diagnosing the disease and investigating its extent. However, manual segmentation can be very time consuming and subjective, given the lesions' large…

图像与视频处理 · 电气工程与系统科学 2021-01-14 Simone Bendazzoli , Irene Brusini , Mehdi Astaraki , Mats Persson , Jimmy Yu , Bryan Connolly , Sven Nyrén , Fredrik Strand , Örjan Smedby , Chunliang Wang

This paper proposes teeth-photo, a new biometric modality for human authentication on mobile and hand held devices. Biometrics samples are acquired using the camera mounted on mobile device with the help of a mobile application having…

计算机视觉与模式识别 · 计算机科学 2021-07-29 Geetika Arora , Rohit K Bharadwaj , Kamlesh Tiwari

3D image segmentation is one of the most important and ubiquitous problems in medical image processing. It provides detailed quantitative analysis for accurate disease diagnosis, abnormal detection, and classification. Currently deep…

计算机视觉与模式识别 · 计算机科学 2019-06-19 Zhenxi Zhang , Jie Li , Zhusi Zhong , Zhicheng Jiao , Xinbo Gao

Orthodontic treatment usually requires regular face-to-face examinations to monitor dental conditions of the patients. When in-person diagnosis is not feasible, an alternative is to utilize five intra-oral photographs for remote dental…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Chenfan Xu , Zhentao Liu , Yuan Liu , Yulong Dou , Jiamin Wu , Jiepeng Wang , Minjiao Wang , Dinggang Shen , Zhiming Cui

Computerized registration between maxillofacial cone-beam computed tomography (CT) images and a scanned dental model is an essential prerequisite in surgical planning for dental implants or orthognathic surgery. We propose a novel method…

计算机视觉与模式识别 · 计算机科学 2021-01-26 Minyoung Chung , Jingyu Lee , Wisoo Song , Youngchan Song , Il-Hyung Yang , Jeongjin Lee , Yeong-Gil Shin

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

We present an approach for fully automatic urinary bladder segmentation in CT images with artificial neural networks in this study. Automatic medical image analysis has become an invaluable tool in the different treatment stages of…

计算机视觉与模式识别 · 计算机科学 2019-03-08 Christina Gsaxner , Peter M. Roth , Jürgen Wallner , Jan Egger

Tubular structure segmentation in medical images, e.g., segmenting vessels in CT scans, serves as a vital step in the use of computers to aid in screening early stages of related diseases. But automatic tubular structure segmentation in CT…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Yan Wang , Xu Wei , Fengze Liu , Jieneng Chen , Yuyin Zhou , Wei Shen , Elliot K. Fishman , Alan L. Yuille