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There is an urgent need to apply face alignment in a memory-efficient and real-time manner due to the recent explosion of face recognition applications. However, impact factors such as large pose variation and computational inefficiency,…

计算机视觉与模式识别 · 计算机科学 2019-11-04 Bin Sun , Ming Shao , Siyu Xia , Yun Fu

We propose a novel facial Anchors and Contours Estimation framework, ACE-Net, for fine-level face alignment tasks. ACE-Net predicts facial anchors and contours that are richer than traditional facial landmarks while overcoming ambiguities…

计算机视觉与模式识别 · 计算机科学 2022-01-11 Jihua Huang , Amir Tamrakar

Dynamical system models such as Recurrent Neural Networks (RNNs) have become increasingly popular as hypothesis-generating tools in scientific research. Evaluating the dynamics in such networks is key to understanding their learned…

机器学习 · 计算机科学 2024-02-16 Ruiqi Chen , Giacomo Vedovati , Todd Braver , ShiNung Ching

In this paper, we propose a learning-based framework for non-rigid shape registration without correspondence supervision. Traditional shape registration techniques typically rely on correspondences induced by extrinsic proximity, therefore…

计算机视觉与模式识别 · 计算机科学 2023-11-09 Puhua Jiang , Mingze Sun , Ruqi Huang

Diffeomorphic image registration is crucial for various medical imaging applications because it can preserve the topology of the transformation. This study introduces DCCNN-LSTM-Reg, a learning framework that evolves dynamically and learns…

图像与视频处理 · 电气工程与系统科学 2024-11-06 Jinqiu Deng , Ke Chen , Mingke Li , Daoping Zhang , Chong Chen , Alejandro F. Frangi , Jianping Zhang

Facial motion retargeting is an important problem in both computer graphics and vision, which involves capturing the performance of a human face and transferring it to another 3D character. Learning 3D morphable model (3DMM) parameters from…

计算机视觉与模式识别 · 计算机科学 2019-03-01 Bindita Chaudhuri , Noranart Vesdapunt , Baoyuan Wang

Deformable image registration is crucial for aligning medical images in a nonlinear fashion across different modalities, allowing for precise spatial correspondence between varying anatomical structures. This paper presents NestedMorph, a…

图像与视频处理 · 电气工程与系统科学 2024-12-11 Gurucharan Marthi Krishna Kumar , Janine Mendola , Amir Shmuel

This paper investigates how far a very deep neural network is from attaining close to saturating performance on existing 2D and 3D face alignment datasets. To this end, we make the following 5 contributions: (a) we construct, for the first…

计算机视觉与模式识别 · 计算机科学 2018-08-28 Adrian Bulat , Georgios Tzimiropoulos

Recently, it was shown that excellent results can be achieved in both face landmark localization and pose-invariant face recognition. These breakthroughs are attributed to the efforts of the community to manually annotate facial images in…

计算机视觉与模式识别 · 计算机科学 2015-02-04 Christos Sagonas , Yannis Panagakis , Stefanos Zafeiriou , Maja Pantic

We present DAD-3DHeads, a dense and diverse large-scale dataset, and a robust model for 3D Dense Head Alignment in the wild. It contains annotations of over 3.5K landmarks that accurately represent 3D head shape compared to the ground-truth…

计算机视觉与模式识别 · 计算机科学 2025-06-05 Tetiana Martyniuk , Orest Kupyn , Yana Kurliak , Igor Krashenyi , Jiři Matas , Viktoriia Sharmanska

Face attribute estimation has many potential applications in video surveillance, face retrieval, and social media. While a number of methods have been proposed for face attribute estimation, most of them did not explicitly consider the…

计算机视觉与模式识别 · 计算机科学 2017-09-29 Hu Han , Anil K. Jain , Fang Wang , Shiguang Shan , Xilin Chen

This article proposes a communication-efficient decentralized deep learning algorithm, coined layer-wise federated group ADMM (L-FGADMM). To minimize an empirical risk, every worker in L-FGADMM periodically communicates with two neighbors,…

机器学习 · 计算机科学 2020-07-07 Anis Elgabli , Jihong Park , Sabbir Ahmed , Mehdi Bennis

Deep learning techniques for anatomical landmark localization (ALL) have shown great success, but their reliance on large annotated datasets remains a problem due to the tedious and costly nature of medical data acquisition and annotation.…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Arnela Hadzic , Lea Bogensperger , Simon Johannes Joham , Martin Urschler

In this paper, we propose a novel large deformation diffeomorphic registration algorithm to align high angular resolution diffusion images (HARDI) characterized by orientation distribution functions (ODFs). Our proposed algorithm seeks an…

计算机视觉与模式识别 · 计算机科学 2011-07-26 Jia Du , Alvina Goh , Anqi Qiu

In this paper, we propose a novel face detection network with three novel contributions that address three key aspects of face detection, including better feature learning, progressive loss design and anchor assign based data augmentation,…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Jian Li , Yabiao Wang , Changan Wang , Ying Tai , Jianjun Qian , Jian Yang , Chengjie Wang , Jilin Li , Feiyue Huang

Federated learning has significantly advanced distributed training of machine learning models across decentralized data sources. However, existing frameworks often lack comprehensive solutions that combine uncertainty quantification,…

机器学习 · 计算机科学 2025-07-01 Sree Bhargavi Balija , Amitash Nanda , Debashis Sahoo

Facial recognition systems have achieved remarkable success by leveraging deep neural networks, advanced loss functions, and large-scale datasets. However, their performance often deteriorates in real-world scenarios involving low-quality…

计算机视觉与模式识别 · 计算机科学 2025-10-29 Sadaf Gulshad , Abdullah Aldahlawi

We present a minimalistic but effective neural network that computes dense facial correspondences in highly unconstrained RGB images. Our network learns a per-pixel flow and a matchability mask between 2D input photographs of a person and…

计算机视觉与模式识别 · 计算机科学 2017-09-05 Ronald Yu , Shunsuke Saito , Haoxiang Li , Duygu Ceylan , Hao Li

Plenty of effective methods have been proposed for face recognition during the past decade. Although these methods differ essentially in many aspects, a common practice of them is to specifically align the facial area based on the prior…

计算机视觉与模式识别 · 计算机科学 2017-08-02 Yuanyi Zhong , Jiansheng Chen , Bo Huang

Facial attribute classification relies on large-scale annotated datasets in which many traits, such as age and expression, are inherently ambiguous and continuous but are discretized into categorical labels. Annotation inconsistencies arise…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Basudha Pal , Rama Chellappa