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Teeth segmentation is an essential task in dental image analysis for accurate diagnosis and treatment planning. While supervised deep learning methods can be utilized for teeth segmentation, they often require extensive manual annotation of…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Tomáš Kunzo , Viktor Kocur , Lukáš Gajdošech , Martin Madaras

The lack of fine-grained 3D shape segmentation data is the main obstacle to developing learning-based 3D segmentation techniques. We propose an effective semi-supervised method for learning 3D segmentations from a few labeled 3D shapes and…

计算机视觉与模式识别 · 计算机科学 2022-04-21 Chun-Yu Sun , Yu-Qi Yang , Hao-Xiang Guo , Peng-Shuai Wang , Xin Tong , Yang Liu , Heung-Yeung Shum

Semi-supervised learning has attracted much attention in medical image segmentation due to challenges in acquiring pixel-wise image annotations, which is a crucial step for building high-performance deep learning methods. Most existing…

计算机视觉与模式识别 · 计算机科学 2020-10-22 Shuailin Li , Chuyu Zhang , Xuming He

Deep convolutional neural networks (CNNs) are state-of-the-art for semantic image segmentation, but typically require many labeled training samples. Obtaining 3D segmentations of medical images for supervised training is difficult and labor…

计算机视觉与模式识别 · 计算机科学 2019-07-29 Zhenlin Xu , Marc Niethammer

Manual tooth segmentation of 3D tooth meshes is tedious and there is variations among dentists. %Manual tooth annotation of 3D tooth meshes is a tedious task. Several deep learning based methods have been proposed to perform automatic tooth…

计算机视觉与模式识别 · 计算机科学 2023-01-26 Ananya Jana , Hrebesh Molly Subhash , Dimitris N. Metaxas

3D tooth segmentation is an important task for digital orthodontics. Several Deep Learning methods have been proposed for automatic tooth segmentation from 3D dental models or intraoral scans. These methods require annotated 3D intraoral…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Ananya Jana , Hrebesh Molly Subhash , Dimitris Metaxas

3D segmentation is a core problem in computer vision and, similarly to many other dense prediction tasks, it requires large amounts of annotated data for adequate training. However, densely labeling 3D point clouds to employ…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Ozan Unal , Christos Sakaridis , Luc Van Gool

Tooth point cloud segmentation is a fundamental task in many orthodontic applications. Current research mainly focuses on fully supervised learning which demands expensive and tedious manual point-wise annotation. Although recent…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Yifan Liu , Wuyang Li , Cheng Wang , Hui Chen , Yixuan Yuan

The performance of supervised deep learning methods for medical image segmentation is often limited by the scarcity of labeled data. As a promising research direction, semi-supervised learning addresses this dilemma by leveraging unlabeled…

图像与视频处理 · 电气工程与系统科学 2024-05-13 Zihang Liu , Chunhui Zhao

Catheter segmentation in 3D ultrasound is important for computer-assisted cardiac intervention. However, a large amount of labeled images are required to train a successful deep convolutional neural network (CNN) to segment the catheter,…

图像与视频处理 · 电气工程与系统科学 2020-06-29 Hongxu Yang , Caifeng Shan , Alexander F. Kolen , Peter H. N. de With

Tooth segmentation from intraoral scans is a crucial part of digital dentistry. Many Deep Learning based tooth segmentation algorithms have been developed for this task. In most of the cases, high accuracy has been achieved, although, most…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Ananya Jana , Aniruddha Maiti , Dimitris N. Metaxas

Cone beam computed tomography (CBCT) is a common way of diagnosing dental related diseases. Accurate segmentation of 3D tooth is of importance for the treatment. Although deep learning based methods have achieved convincing results in…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Chunshi Wang , Bin Zhao , Shuxue Ding

This paper presents a novel unsupervised segmentation method for 3D medical images. Convolutional neural networks (CNNs) have brought significant advances in image segmentation. However, most of the recent methods rely on supervised…

计算机视觉与模式识别 · 计算机科学 2018-04-13 Takayasu Moriya , Holger R. Roth , Shota Nakamura , Hirohisa Oda , Kai Nagara , Masahiro Oda , Kensaku Mori

Semantic segmentation has been widely investigated in the community, in which the state of the art techniques are based on supervised models. Those models have reported unprecedented performance at the cost of requiring a large set of high…

计算机视觉与模式识别 · 计算机科学 2022-01-11 Rihuan Ke , Angelica Aviles-Rivero , Saurabh Pandey , Saikumar Reddy , Carola-Bibiane Schönlieb

Medical instrument segmentation in 3D ultrasound is essential for image-guided intervention. However, to train a successful deep neural network for instrument segmentation, a large number of labeled images are required, which is expensive…

计算机视觉与模式识别 · 计算机科学 2021-08-03 Hongxu Yang , Caifeng Shan , R. Arthur Bouwman , Lukas R. C. Dekker , Alexander F. Kolen , Peter H. N. de With

Traditional supervised medical image segmentation models require large amounts of labeled data for training; however, obtaining such large-scale labeled datasets in the real world is extremely challenging. Recent semi-supervised…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Yunyao Lu , Yihang Wu , Reem Kateb , Ahmad Chaddad

Automatic tooth instance segmentation on 3D dental models is a fundamental task for computer-aided orthodontic treatments. Existing learning-based methods rely heavily on expensive point-wise annotations. To alleviate this problem, we are…

计算机视觉与模式识别 · 计算机科学 2022-04-27 Liangdong Qiu , Chongjie Ye , Pei Chen , Yunbi Liu , Xiaoguang Han , Shuguang Cui

Despite the remarkable performance of supervised medical image segmentation models, relying on a large amount of labeled data is impractical in real-world situations. Semi-supervised learning approaches aim to alleviate this challenge using…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Yunyao Lu , Yihang Wu , Ahmad Chaddad , Tareef Daqqaq , Reem Kateb

Many successful methods developed for medical image analysis that are based on machine learning use supervised learning approaches, which often require large datasets annotated by experts to achieve high accuracy. However, medical data…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Banafshe Felfeliyan , Abhilash Hareendranathan , Gregor Kuntze , David Cornell , Nils D. Forkert , Jacob L. Jaremko , Janet L. Ronsky

Segmentation stands at the forefront of many high-level vision tasks. In this study, we focus on segmenting finger bones within a newly introduced semi-supervised self-taught deep learning framework which consists of a student network and a…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Ziyuan Zhao , Xiaoman Zhang , Cen Chen , Wei Li , Songyou Peng , Jie Wang , Xulei Yang , Le Zhang , Zeng Zeng
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