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Related papers: DArch: Dental Arch Prior-assisted 3D Tooth Instanc…

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We propose a novel method for instance label segmentation of dense 3D voxel grids. We target volumetric scene representations, which have been acquired with depth sensors or multi-view stereo methods and which have been processed with…

Computer Vision and Pattern Recognition · Computer Science 2019-11-04 Jean Lahoud , Bernard Ghanem , Marc Pollefeys , Martin R. Oswald

A structured understanding of intraoral 3D scans is essential for digital orthodontics. However, existing deep-learning approaches rely heavily on modality-specific training, large annotated datasets, and controlled scanning conditions,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Bohan Zhang , Yiyi Miao , Taoyu Wu , Tong Chen , Ji Jiang , Zhuoxiao Li , Zhe Tang , Limin Yu , Jionglong Su

The increasing availability of intraoral scanning devices has heightened their importance in modern clinical orthodontics. Clinicians utilize advanced Computer-Aided Design techniques to create patient-specific treatment plans that include…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Tibor Kubík , Oldřich Kodym , Petr Šilling , Kateřina Trávníčková , Tomáš Mojžiš , Jan Matula

Automatic prostate segmentation in TRUS images has always been a challenging problem, since prostates in TRUS images have ambiguous boundaries and inhomogeneous intensity distribution. Although many prostate segmentation methods have been…

Image and Video Processing · Electrical Eng. & Systems 2023-11-08 Mengqing Liu , Xiao Shao , Liping Jiang , Kaizhi Wu

Interactive segmentation has an important role in facilitating the annotation process of future LiDAR datasets. Existing approaches sequentially segment individual objects at each LiDAR scan, repeating the process throughout the entire…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Ilya Fradlin , Idil Esen Zulfikar , Kadir Yilmaz , Theodora Kontogianni , Bastian Leibe

The problem of segmenting a given image into coherent regions is important in Computer Vision and many industrial applications require segmenting a known object into its components. Examples include identifying individual parts of a…

Computer Vision and Pattern Recognition · Computer Science 2013-05-17 Srimal Jayawardena , Di Yang , Marcus Hutter

Automatic parsing of human anatomies at the instance-level from 3D computed tomography (CT) is a prerequisite step for many clinical applications. The presence of pathologies, broken structures or limited field-of-view (FOV) can all make…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Heng Guo , Jianfeng Zhang , Ke Yan , Le Lu , Minfeng Xu

Automatic segmentation of medical images is a key step for diagnostic and interventional tasks. However, achieving this requires large amounts of annotated volumes, which can be tedious and time-consuming task for expert annotators. In this…

Medical image analysis tasks often focus on regions or structures located in a particular location within the patient's body. Often large parts of the image may not be of interest for the image analysis task. When using deep-learning based…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Thomas Buddenkotte , Roland Opfer , Julia Krüger , Alessa Hering , Mireia Crispin-Ortuzar

Timely and accurate diagnosis of appendicitis is critical in clinical settings to prevent serious complications. While CT imaging remains the standard diagnostic tool, the growing number of cases can overwhelm radiologists, potentially…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Chia-Wen Huang , Haw Hwai , Chien-Chang Lee , Pei-Yuan Wu

As deep learning methods continue to improve medical image segmentation performance, data annotation is still a big bottleneck due to the labor-intensive and time-consuming burden on medical experts, especially for 3D images. To…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Yixuan Wu , Bo Zheng , Jintai Chen , Danny Z. Chen , Jian Wu

This paper proposed a cutting-edge multiclass teeth segmentation architecture that integrates an M-Net-like structure with Swin Transformers and a novel component named Teeth Attention Block (TAB). Existing teeth image segmentation methods…

Computer Vision and Pattern Recognition · Computer Science 2023-11-09 Afnan Ghafoor , Seong-Yong Moon , Bumshik Lee

Facial wound segmentation plays a crucial role in preoperative planning and optimizing patient outcomes in various medical applications. In this paper, we propose an efficient approach for automating 3D facial wound segmentation using a…

Computer Vision and Pattern Recognition · Computer Science 2023-07-14 Duong Q. Nguyen , Thinh D. Le , Phuong D. Nguyen , Nga T. K. Le , H. Nguyen-Xuan

Accurate representation of tooth position is extremely important in treatment. 3D dental image segmentation is a widely used method, however labelled 3D dental datasets are a scarce resource, leading to the problem of small samples that…

Image and Video Processing · Electrical Eng. & Systems 2024-02-29 Yifu Zhang , Zuozhu Liu , Yang Feng , Renjing Xu

Dental panoramic x-rays are commonly used in dental diagnosing. With the development of deep learning, auto detection of diseases from dental panoramic x-rays can help dentists to diagnose diseases more efficiently.The Dentex Challenge 2023…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Lanshan He , Yusheng Liu , Lisheng Wang

Cone-beam computed tomography (CBCT) has become an invaluable imaging modality in dentistry, enabling 3D visualization of teeth and surrounding structures for diagnosis and treatment planning. Automated segmentation of dental structures in…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Dominic LaBella , Keshav Jha , Jared Robbins , Esther Yu

Single-unit crown restoration is among the most common procedures in clinical dentistry, with CAD/CAM workflows now designing crowns directly from intraoral scans. Partial scans are often preferred over full-arch scans for single-unit cases…

Toolpath planning is an important task in laser aided additive manufacturing (LAAM) and other direct energy deposition (DED) processes. The deposition toolpaths for complex geometries with slender structures can be further optimized by…

Graphics · Computer Science 2020-06-29 N. Liu , K. Ren , W. Zhang , Y. F. Zhang , Y. X. Chew , J. Y. H. Fuh , G. J. Bi

Medical image analysis faces significant challenges due to limited annotation data, particularly in three-dimensional carotid artery segmentation tasks, where existing datasets exhibit spatially discontinuous slice annotations with only a…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Haoxuan Li , Wei Song , Aofan Liu , Peiwu Qin

Current 3D scene segmentation methods are heavily dependent on manually annotated 3D training datasets. Such manual annotations are labor-intensive, and often lack fine-grained details. Importantly, models trained on this data typically…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Rui Huang , Songyou Peng , Ayca Takmaz , Federico Tombari , Marc Pollefeys , Shiji Song , Gao Huang , Francis Engelmann