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Image landmark detection aims to automatically identify the locations of predefined fiducial points. Despite recent success in this field, higher-ordered structural modeling to capture implicit or explicit relationships among anatomical…

Computer Vision and Pattern Recognition · Computer Science 2020-12-09 Weijian Li , Yuhang Lu , Kang Zheng , Haofu Liao , Chihung Lin , Jiebo Luo , Chi-Tung Cheng , Jing Xiao , Le Lu , Chang-Fu Kuo , Shun Miao

Automatic and accurate detection of anatomical landmarks is an essential operation in medical image analysis with a multitude of applications. Recent deep learning methods have improved results by directly encoding the appearance of the…

Computer Vision and Pattern Recognition · Computer Science 2021-05-20 Guang-Quan Zhou , Juzheng Miao , Xin Yang , Rui Li , En-Ze Huo , Wenlong Shi , Yuhao Huang , Jikuan Qian , Chaoyu Chen , Dong Ni

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

Quantitative cephalometric analysis is the most widely used clinical and research tool in modern orthodontics. Accurate localization of cephalometric landmarks enables the quantification and classification of anatomical abnormalities,…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Muhammad Anwaar Khalid , Kanwal Zulfiqar , Ulfat Bashir , Areeba Shaheen , Rida Iqbal , Zarnab Rizwan , Ghina Rizwan , Muhammad Moazam Fraz

Studying tongue motion during speech using ultrasound is a standard procedure, but automatic ultrasound image labelling remains a challenge, as standard tongue shape extraction methods typically require human intervention. This article…

Computer Vision and Pattern Recognition · Computer Science 2016-05-20 Aurore Jaumard-Hakoun , Kele Xu , Pierre Roussel-Ragot , Gérard Dreyfus , Bruce Denby

Face alignment, which fits a face model to an image and extracts the semantic meanings of facial pixels, has been an important topic in CV community. However, most algorithms are designed for faces in small to medium poses (below 45…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Xiangyu Zhu , Zhen Lei , Xiaoming Liu , Hailin Shi , Stan Z. Li

Facial landmark detection plays an important role for the similarity analysis in artworks to compare portraits of the same or similar artists. With facial landmarks, portraits of different genres, such as paintings and prints, can be…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Aline Sindel , Andreas Maier , Vincent Christlein

We present a method for highly efficient landmark detection that combines deep convolutional neural networks with well established model-based fitting algorithms. Motivated by established model-based fitting methods such as active shapes,…

Computer Vision and Pattern Recognition · Computer Science 2019-02-12 Marcin Kopaczka , Justus Schock , Dorit Merhof

3D image segmentation is a recent and crucial step in many medical analysis and recognition schemes. In fact, it represents a relevant research subject and a fundamental challenge due to its importance and influence. This paper provides a…

Image and Video Processing · Electrical Eng. & Systems 2022-07-22 Omar Boudraa

In this article we investigate the efficiency of deep learning algorithms in solving the task of detecting anatomical reference points on radiological images of the head in lateral projection using a fully convolutional neural network and a…

Image and Video Processing · Electrical Eng. & Systems 2020-06-19 Konstantin Dobratulin , Andrey Gaidel , Irina Aupova , Anna Ivleva , Aleksandr Kapishnikov , Pavel Zelter

Homologous anatomical landmarks between medical scans are instrumental in quantitative assessment of image registration quality in various clinical applications, such as MRI-ultrasound registration for tissue shift correction in…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Soorena Salari , Amirhossein Rasoulian , Hassan Rivaz , Yiming Xiao

Face alignment, which fits a face model to an image and extracts the semantic meanings of facial pixels, has been an important topic in the computer vision community. However, most algorithms are designed for faces in small to medium poses…

Computer Vision and Pattern Recognition · Computer Science 2018-04-04 Xiangyu Zhu , Xiaoming Liu , Zhen Lei , Stan Z. Li

In recent years, the demand for dental implants has surged, driven by their high success rates and esthetic advantages. However, accurate prediction of missing teeth for precise digital implant planning remains a challenge due to the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Lei Ma , Peng Xue , Yuning Gu , Yue Zhao , Min Zhu , Zhongxiang Ding , Dinggang Shen

Orthodontics focuses on rectifying misaligned teeth (i.e., malocclusions), affecting both masticatory function and aesthetics. However, orthodontic treatment often involves complex, lengthy procedures. As such, generating a 2D photograph…

Computer Vision and Pattern Recognition · Computer Science 2024-08-09 Yulong Dou , Lanzhuju Mei , Dinggang Shen , Zhiming Cui

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

We propose deep virtual markers, a framework for estimating dense and accurate positional information for various types of 3D data. We design a concept and construct a framework that maps 3D points of 3D articulated models, like humans,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Hyomin Kim , Jungeon Kim , Jaewon Kam , Jaesik Park , Seungyong Lee

Deep learning has emerged as a transformative tool in healthcare, offering significant advancements in dental diagnostics by analyzing complex imaging data. This paper presents an enhanced ResNet50 architecture, integrated with the SimAM…

Computer Vision and Pattern Recognition · Computer Science 2024-07-12 Shahriar Rezaie , Neda Saberitabar , Elnaz Salehi

An efficient, fully automatic method for 3D face shape and pose estimation in unconstrained 2D imagery is presented. The proposed method jointly estimates a dense set of 3D landmarks and facial geometry using a single pass of a modified…

Computer Vision and Pattern Recognition · Computer Science 2017-08-31 Daniel Crispell , Maxim Bazik

Recently, there is an increasing demand for automatically detecting anatomical landmarks which provide rich structural information to facilitate subsequent medical image analysis. Current methods related to this task often leverage the…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 Zeyu Fu , Jianbo Jiao , Michael Suttie , J. Alison Noble

This paper describes our solution for the Dental Enumeration and Diagnosis on Panoramic X-rays Challenge at MICCAI 2023. Our approach consists of a multi-step framework tailored to the task of detecting and classifying abnormal teeth. The…

Image and Video Processing · Electrical Eng. & Systems 2023-09-06 Tudor Dascalu , Shaqayeq Ramezanzade , Azam Bakhshandeh , Lars Bjorndal , Bulat Ibragimov