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This paper introduces a novel real-time algorithm for facial landmark tracking. Compared to detection, tracking has both additional challenges and opportunities. Arguably the most important aspect in this domain is updating a tracker's…

计算机视觉与模式识别 · 计算机科学 2016-08-09 Enrique Sánchez-Lozano , Brais Martinez , Georgios Tzimiropoulos , Michel Valstar

Although heatmap regression is considered a state-of-the-art method to locate facial landmarks, it suffers from huge spatial complexity and is prone to quantization error. To address this, we propose a novel attentive one-dimensional…

计算机视觉与模式识别 · 计算机科学 2020-08-28 Shi Yin , Shangfei Wang , Xiaoping Chen , Enhong Chen

Cascade regression framework has been shown to be effective for facial landmark detection. It starts from an initial face shape and gradually predicts the face shape update from the local appearance features to generate the facial landmark…

计算机视觉与模式识别 · 计算机科学 2017-09-26 Yue Wu , Qiang Ji

This paper presents a iterative optimization method, explicit shape regression, for face pose detection and localization. The regression function is learnt to find out the entire facial shape and minimize the alignment errors. A cascaded…

计算机视觉与模式识别 · 计算机科学 2017-09-12 Wenye He

Landmark digitization is essential in geometric morphometrics, enabling the quantification of biological shapes, such as facial structures, for in-depth morphological analysis. Traditional landmarking, which identifies specific anatomical…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Karel Kleisner , Jaroslav Trnka , Petr Turecek

Face alignment algorithms locate a set of landmark points in images of faces taken in unrestricted situations. State-of-the-art approaches typically fail or lose accuracy in the presence of occlusions, strong deformations, large pose…

计算机视觉与模式识别 · 计算机科学 2019-12-16 Roberto Valle , José M. Buenaposada , Antonio Valdés , Luis Baumela

The accurate localization of facial landmarks is at the core of face analysis tasks, such as face recognition and facial expression analysis, to name a few. In this work, we propose a novel localization approach based on a deep learning…

计算机视觉与模式识别 · 计算机科学 2021-07-21 Shahar Mahpod , Rig Das , Emanuele Maiorana , Yosi Keller , Patrizio Campisi

Multi-face alignment aims to identify geometry structures of multiple faces in an image, and its performance is essential for the many practical tasks, such as face recognition, face tracking, and face animation. In this work, we present a…

计算机视觉与模式识别 · 计算机科学 2019-05-16 Yuxiang Wu , Zehua Cheng , Bin Huang , Yiming Chen , Xinghui Zhu , Weiyang Wang

3D facial landmark localization has proven to be of particular use for applications, such as face tracking, 3D face modeling, and image-based 3D face reconstruction. In the supervised learning case, such methods usually rely on 3D landmark…

计算机视觉与模式识别 · 计算机科学 2024-05-31 David Ferman , Pablo Garrido , Gaurav Bharaj

We present an algorithm for extracting key-point descriptors using deep convolutional neural networks (CNN). Unlike many existing deep CNNs, our model computes local features around a given point in an image. We also present a face…

计算机视觉与模式识别 · 计算机科学 2016-02-01 Amit Kumar , Rajeev Ranjan , Vishal Patel , Rama Chellappa

Facial landmarks (FLM) estimation is a critical component in many face-related applications. In this work, we aim to optimize for both accuracy and speed and explore the trade-off between them. Our key observation is that not all faces are…

计算机视觉与模式识别 · 计算机科学 2021-08-04 Gil Shapira , Noga Levy , Ishay Goldin , Roy J. Jevnisek

In this paper we propose a supervised initialization scheme for cascaded face alignment based on explicit head pose estimation. We first investigate the failure cases of most state of the art face alignment approaches and observe that these…

计算机视觉与模式识别 · 计算机科学 2015-07-21 Heng Yang , Wenxuan Mou , Yichi Zhang , Ioannis Patras , Hatice Gunes , Peter Robinson

There have been tremendous improvements for facial landmark detection on general "in-the-wild" images. However, it is still challenging to detect the facial landmarks on images with severe occlusion and images with large head poses (e.g.…

计算机视觉与模式识别 · 计算机科学 2017-09-26 Yue Wu , Qiang Ji

An ability to generalize unconstrained conditions such as severe occlusions and large pose variations remains a challenging goal to achieve in face alignment. In this paper, a multistage model based on deep neural networks is proposed which…

计算机视觉与模式识别 · 计算机科学 2020-02-05 Huabin Wang , Rui Cheng , Jian Zhou , Liang Tao , Hon Keung Kwan

Facial landmark detection, or face alignment, is a fundamental task that has been extensively studied. In this paper, we investigate a new perspective of facial landmark detection and demonstrate it leads to further notable improvement.…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Shengju Qian , Keqiang Sun , Wayne Wu , Chen Qian , Jiaya Jia

This paper addresses 2 challenging tasks: improving the quality of low resolution facial images and accurately locating the facial landmarks on such poor resolution images. To this end, we make the following 5 contributions: (a) we propose…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Adrian Bulat , Georgios Tzimiropoulos

Despite the great success achieved by deep learning methods in face recognition, severe performance drops are observed for large pose variations in unconstrained environments (e.g., in cases of surveillance and photo-tagging). To address…

计算机视觉与模式识别 · 计算机科学 2021-07-27 Qiang Meng , Xiaqing Xu , Xiaobo Wang , Yang Qian , Yunxiao Qin , Zezheng Wang , Chenxu Zhao , Feng Zhou , Zhen Lei

Recent advances in facial landmark detection achieve success by learning discriminative features from rich deformation of face shapes and poses. Besides the variance of faces themselves, the intrinsic variance of image styles, e.g.,…

计算机视觉与模式识别 · 计算机科学 2018-03-23 Xuanyi Dong , Yan Yan , Wanli Ouyang , Yi Yang

3D face shape is more expressive and viewpoint-consistent than its 2D counterpart. However, 3D facial landmark localization in a single image is challenging due to the ambiguous nature of landmarks under 3D perspective. Existing approaches…

计算机视觉与模式识别 · 计算机科学 2018-01-30 Hongwen Zhang , Qi Li , Zhenan Sun

In this paper, we propose a novel approach for conducting face morphing attacks, which utilizes optimal-landmark-guided image blending. Current face morphing attacks can be categorized into landmark-based and generation-based approaches.…

计算机视觉与模式识别 · 计算机科学 2024-01-31 Qiaoyun He , Zongyong Deng , Zuyuan He , Qijun Zhao