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3D teeth reconstruction from X-ray is important for dental diagnosis and many clinical operations. However, no existing work has explored the reconstruction of teeth for a whole cavity from a single panoramic radiograph. Different from…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Yuan Liang , Weinan Song , Jiawei Yang , Liang Qiu , Kun Wang , Lei He

Panoramic X-ray (PX) is a prevalent modality in dentistry practice owing to its wide availability and low cost. However, as a 2D projection of a 3D structure, PX suffers from anatomical information loss and PX diagnosis is limited compared…

Image and Video Processing · Electrical Eng. & Systems 2024-09-30 Xiaoshuang Li , Zimo Huang , Mingyuan Meng , Eduardo Delamare , Dagan Feng , Lei Bi , Bin Sheng , Lingyong Jiang , Bo Li , Jinman Kim

Panoramic X-ray (PX) provides a 2D picture of the patient's mouth in a panoramic view to help dentists observe the invisible disease inside the gum. However, it provides limited 2D information compared with cone-beam computed tomography…

Image and Video Processing · Electrical Eng. & Systems 2021-01-12 Weinan Song , Yuan Liang , Jiawei Yang , Kun Wang , Lei He

Panoramic X-ray (PX) is a prevalent modality in dental practice for its wide availability and low cost. However, as a 2D projection image, PX does not contain 3D anatomical information, and therefore has limited use in dental applications…

Image and Video Processing · Electrical Eng. & Systems 2024-08-05 Xiaoshuang Li , Mingyuan Meng , Zimo Huang , Lei Bi , Eduardo Delamare , Dagan Feng , Bin Sheng , Jinman Kim

Dental panoramic X-ray imaging is a popular diagnostic method owing to its very small dose of radiation. For an automated computer-aided diagnosis system in dental clinics, automatic detection and identification of individual teeth from…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Minyoung Chung , Jusang Lee , Sanguk Park , Minkyung Lee , Chae Eun Lee , Jeongjin Lee , Yeong-Gil Shin

Cone Beam Computed Tomography (CBCT) and Panoramic X-rays are the most commonly used imaging modalities in dental health care. CBCT can produce three-dimensional views of a patient's head, providing clinicians with better diagnostic…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Anusree P. S. , Bikram Keshari Parida , Seong Yong Moon , Wonsang You

Digital orthodontics represents a prominent and critical application of computer vision technology in the medical field. So far, the labor-intensive process of collecting clinical data, particularly in acquiring paired 3D orthodontic teeth…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Changsong Lei , Yaqian Liang , Shaofeng Wang , Jiajia Dai , Yong-Jin Liu

In computer-assisted orthodontics, three-dimensional tooth models are required for many medical treatments. Tooth segmentation from cone-beam computed tomography (CBCT) images is a crucial step in constructing the models. However, CBCT…

Image and Video Processing · Electrical Eng. & Systems 2023-07-06 Jiaxiang Liu , Tianxiang Hu , Yang Feng , Wanghui Ding , Zuozhu Liu

In this paper, we present a novel deep method to reconstruct a point cloud of an object from a single still image. Prior arts in the field struggle to reconstruct an accurate and scalable 3D model due to either the inefficient and expensive…

Computer Vision and Pattern Recognition · Computer Science 2019-11-18 Anh-Duc Nguyen , Seonghwa Choi , Woojae Kim , Sanghoon Lee

Accurate and automatic segmentation of three-dimensional (3D) individual teeth from cone-beam computerized tomography (CBCT) images is a challenging problem because of the difficulty in separating an individual tooth from adjacent teeth and…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Tae Jun Jang , Kang Cheol Kim , Hyun Cheol Cho , Jin Keun Seo

Point clouds are a fundamental 3D representation in computer vision, enabling a wide range of perception tasks. However, real-world point clouds often suffer from degradations such as incompleteness, noise, outliers, and irregular density,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Haoqing Wu , Alexa Nawotki , Jochen Garcke

Computer Aided Design (CAD), especially the feature-based parametric CAD, plays an important role in modern industry and society. However, the reconstruction of featured CAD model is more challenging than the reconstruction of other CAD…

Computer Vision and Pattern Recognition · Computer Science 2023-10-05 Zhihao Zong , Fazhi He , Rubin Fan , Yuxin Liu

3D reconstruction of medical imaging from 2D images has become an increasingly interesting topic with the development of deep learning models in recent years. Previous studies in 3D reconstruction from limited X-ray images mainly rely on…

Image and Video Processing · Electrical Eng. & Systems 2023-09-06 Weinan Song , Haoxin Zheng , Dezhan Tu , Chengwen Liang , Lei He

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…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Chenfan Xu , Zhentao Liu , Yuan Liu , Yulong Dou , Jiamin Wu , Jiepeng Wang , Minjiao Wang , Dinggang Shen , Zhiming Cui

Accurate 3D dental imaging is vital for diagnosis and treatment planning, yet CBCT's high radiation dose and cost limit its accessibility. Reconstructing 3D volumes from a single low-dose panoramic X-ray is a promising alternative but…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Wen Ma , Jiaxiang Liu , Zikai Xiao , Ziyang Wang , Feng Yang , Zuozhu Liu

Teeth segmentation and recognition play a vital role in a variety of dental applications and diagnostic procedures. The integration of deep learning models has facilitated the development of precise and automated segmentation methods.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Devichand Budagam , Azamat Zhanatuly Imanbayev , Iskander Rafailovich Akhmetov , Aleksandr Sinitca , Sergey Antonov , Dmitrii Kaplun

Panoramic radiography is a widely used imaging modality in dental practice and research. However, it only provides flattened 2D images, which limits the detailed assessment of dental structures. In this paper, we propose Occudent, a…

Computer Vision and Pattern Recognition · Computer Science 2023-11-29 Sihwa Park , Seongjun Kim , In-Seok Song , Seung Jun Baek

3D reconstruction from single view images is an ill-posed problem. Inferring the hidden regions from self-occluded images is both challenging and ambiguous. We propose a two-pronged approach to address these issues. To better incorporate…

Computer Vision and Pattern Recognition · Computer Science 2019-03-27 Priyanka Mandikal , K L Navaneet , Mayank Agarwal , R. Venkatesh Babu

Precision tooth segmentation is crucial in the oral sector because it provides location information for orthodontic therapy, clinical diagnosis, and surgical treatments. In this paper, we investigate residual, recurrent, and attention…

Computer Vision and Pattern Recognition · Computer Science 2023-02-27 Mrinal Kanti Dhar , Mou Deb
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