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Statistical shape analysis is a very useful tool in a wide range of medical and biological applications. However, it typically relies on the ability to produce a relatively small number of features that can capture the relevant variability…

Computer Vision and Pattern Recognition · Computer Science 2020-06-16 Riddhish Bhalodia , Ladislav Kavan , Ross Whitaker

This paper proposes an approach to learn generic multi-modal mesh surface representations using a novel scheme for fusing texture and geometric data. Our approach defines an inverse mapping between different geometric descriptors computed…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Bilal Taha , Munawar Hayat , Stefano Berretti , Naoufel Werghi

Facial landmark localization is a fundamental module for pose-invariant face recognition. The most common approach for facial landmark detection is cascaded regression, which is composed of two steps: feature extraction and facial shape…

Computer Vision and Pattern Recognition · Computer Science 2018-04-04 Yuhang Wu , Shishir K. Shah , Ioannis A. Kakadiaris

The rapid increase in the availability of accurate 3D scanning devices has moved facial recognition and analysis into the 3D domain. 3D facial landmarks are often used as a simple measure of anatomy and it is crucial to have accurate…

Computer Vision and Pattern Recognition · Computer Science 2019-10-15 Rasmus R. Paulsen , Kristine Aavild Juhl , Thilde Marie Haspang , Thomas Hansen , Melanie Ganz , Gudmundur Einarsson

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

In this paper, we propose a novel deep learning framework for anatomy segmentation and automatic landmark- ing. Specifically, we focus on the challenging problem of mandible segmentation from cone-beam computed tomography (CBCT) scans and…

Computer Vision and Pattern Recognition · Computer Science 2018-10-10 Neslisah Torosdagli , Denise K. Liberton , Payal Verma , Murat Sincan , Janice S. Lee , Ulas Bagci

Compared to abstract features, significant objects, so-called landmarks, are a more natural means for vehicle localization and navigation, especially in challenging unstructured environments. The major challenge is to recognize landmarks in…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Benjamin Naujoks , Patrick Burger , Hans-Joachim Wuensche

Recent advances in deep learning have significantly improved facial landmark detection. However, existing facial landmark detection datasets often define different numbers of landmarks, and most mainstream methods can only be trained on a…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Shengkai Hu , Haozhe Qi , Jun Wan , Jiaxing Huang , Lefei Zhang , Hang Sun , Dacheng Tao

3D ultrasound (US) can facilitate detailed prenatal examinations for fetal growth monitoring. To analyze a 3D US volume, it is fundamental to identify anatomical landmarks of the evaluated organs accurately. Typical deep learning methods…

Computer Vision and Pattern Recognition · Computer Science 2020-04-02 Chaoyu Chen , Xin Yang , Ruobing Huang , Wenlong Shi , Shengfeng Liu , Mingrong Lin , Yuhao Huang , Yong Yang , Yuanji Zhang , Huanjia Luo , Yankai Huang , Yi Xiong , Dong Ni

Creating realistic pose-guided image-to-video character animations while preserving facial identity remains challenging, especially in complex and dynamic scenarios such as dancing, where precise identity consistency is crucial. Existing…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Lianrui Mu , Xingze Zhou , Wenjie Zheng , Jiangnan Ye , Haoji Hu

Audio-driven talking face video generation has attracted increasing attention due to its huge industrial potential. Some previous methods focus on learning a direct mapping from audio to visual content. Despite progress, they often struggle…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Weizhi Zhong , Junfan Lin , Peixin Chen , Liang Lin , Guanbin Li

Pain management and severity detection are crucial for effective treatment, yet traditional self-reporting methods are subjective and may be unsuitable for non-verbal individuals (people with limited speaking skills). To address this…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Aafaf Ridouan , Amine Bohi , Youssef Mourchid

Landmark/pose estimation in single monocular images have received much effort in computer vision due to its important applications. It remains a challenging task when input images severe occlusions caused by, e.g., adverse camera views.…

Computer Vision and Pattern Recognition · Computer Science 2019-02-26 Yu Chen , Chunhua Shen , Hao Chen , Xiu-Shen Wei , Lingqiao Liu , Jian Yang

We present a novel boundary-aware face alignment algorithm by utilising boundary lines as the geometric structure of a human face to help facial landmark localisation. Unlike the conventional heatmap based method and regression based…

Computer Vision and Pattern Recognition · Computer Science 2018-05-29 Wayne Wu , Chen Qian , Shuo Yang , Quan Wang , Yici Cai , Qiang Zhou

Face alignment and 3D face reconstruction are traditionally accomplished as separated tasks. By exploring the strong correlation between 2D landmarks and 3D shapes, in contrast, we propose a joint face alignment and 3D face reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2018-12-27 Feng Liu , Qijun Zhao , Xiaoming Liu , Dan Zeng

Purpose: Semantic segmentation and landmark detection are fundamental tasks of medical image processing, facilitating further analysis of anatomical objects. Although deep learning-based pixel-wise classification has set a…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Ron Keuth , Lasse Hansen , Maren Balks , Ronja Jäger , Anne-Nele Schröder , Ludger Tüshaus , Mattias Heinrich

Deep learning applies multiple processing layers to learn representations of data with multiple levels of feature extraction. This emerging technique has reshaped the research landscape of face recognition (FR) since 2014, launched by the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Mei Wang , Weihong Deng

Motion estimation is a fundamental step in dynamic medical image processing for the assessment of target organ anatomy and function. However, existing image-based motion estimation methods, which optimize the motion field by evaluating the…

Image and Video Processing · Electrical Eng. & Systems 2021-11-09 Yuyu Guo , Lei Bi , Dongming Wei , Liyun Chen , Zhengbin Zhu , Dagan Feng , Ruiyan Zhang , Qian Wang , Jinman Kim

In this paper, we propose a solution to the task of generating dynamic 3D facial expressions from a neutral 3D face and an expression label. This involves solving two sub-problems: (i)modeling the temporal dynamics of expressions, and (ii)…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Naima Otberdout , Claudio Ferrari , Mohamed Daoudi , Stefano Berretti , Alberto Del Bimbo

Face identification/recognition has significantly advanced over the past years. However, most of the proposed approaches rely on static RGB frames and on neutral facial expressions. This has two disadvantages. First, important facial shape…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Konstantinos Papadopoulos , Anis Kacem , Abdelrahman Shabayek , Djamila Aouada