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With an enormous number of hand images generated over time, unleashing pose knowledge from unlabeled images for supervised hand mesh estimation is an emerging yet challenging topic. To alleviate this issue, semi-supervised and…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Zuyan Liu , Gaojie Lin , Congyi Wang , Min Zheng , Feida Zhu

3D anatomical landmarks play an important role in health research. Their automated prediction/localization thus becomes a vital task. In this paper, we introduce a deformation method for 3D anatomical landmarks prediction. It utilizes a…

计算机视觉与模式识别 · 计算机科学 2021-10-05 Sheldon Fung , Xuequan Lu , Mantas Mykolaitis , Gediminas Kostkevicius , Domantas Ozerenskis

The use of robotics, computer vision, and their applications is becoming increasingly widespread in various fields, including medicine. Many face detection algorithms have found applications in neurosurgery, ophthalmology, and plastic…

机器人学 · 计算机科学 2025-07-25 Ines Frajtag , Marko Švaco , Filip Šuligoj

Fundamental to improving Dental and Orthodontic treatments is the ability to quantitatively assess and cross-compare their outcomes. Such assessments require calculating distances and angles from 3D coordinates of dental landmarks. The…

数值分析 · 数学 2020-12-25 Brénainn Woodsend , Eirini Koufoudaki , Peter A. Mossey , Ping Lin

In this paper, we propose a novel face alignment method using single deep network (SDN) on existing limited training data. Rather than using a max-pooling layer followed one convolutional layer in typical convolutional neural networks…

计算机视觉与模式识别 · 计算机科学 2017-02-10 Zongping Deng , Ke Li , Qijun Zhao , Yi Zhang , Hu Chen

The locations of the fiducial facial landmark points around facial components and facial contour capture the rigid and non-rigid facial deformations due to head movements and facial expressions. They are hence important for various facial…

计算机视觉与模式识别 · 计算机科学 2018-05-16 Yue Wu , Qiang Ji

Robust and efficient local feature matching plays a crucial role in applications such as SLAM and visual localization for robotics. Despite great progress, it is still very challenging to extract robust and discriminative visual features in…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Yepeng Liu , Wenpeng Lai , Zhou Zhao , Yuxuan Xiong , Jinchi Zhu , Jun Cheng , Yongchao Xu

Modern face alignment methods have become quite accurate at predicting the locations of facial landmarks, but they do not typically estimate the uncertainty of their predicted locations nor predict whether landmarks are visible. In this…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Abhinav Kumar , Tim K. Marks , Wenxuan Mou , Ye Wang , Michael Jones , Anoop Cherian , Toshiaki Koike-Akino , Xiaoming Liu , Chen Feng

Accurate 3D object detection in LiDAR point clouds is crucial for autonomous driving systems. To achieve state-of-the-art performance, the supervised training of detectors requires large amounts of human-annotated data, which is expensive…

计算机视觉与模式识别 · 计算机科学 2024-08-08 Christian Fruhwirth-Reisinger , Wei Lin , Dušan Malić , Horst Bischof , Horst Possegger

Deep learning has attained remarkable success in many 3D visual recognition tasks, including shape classification, object detection, and semantic segmentation. However, many of these results rely on manually collecting densely annotated…

计算机视觉与模式识别 · 计算机科学 2022-12-19 Fernando Julio Cendra , Lan Ma , Jiajun Shen , Xiaojuan Qi

Recent semi-supervised learning methods have shown to achieve comparable results to their supervised counterparts while using only a small portion of labels in image classification tasks thanks to their regularization strategies. In this…

机器学习 · 计算机科学 2020-09-25 Wei-Hong Li , Chuan-Sheng Foo , Hakan Bilen

As an important upstream task for many medical applications, supervised landmark localization still requires non-negligible annotation costs to achieve desirable performance. Besides, due to cumbersome collection procedures, the limited…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Zihao Yin , Ping Gong , Chunyu Wang , Yizhou Yu , Yizhou Wang

We present an algorithm for simultaneous face detection, landmarks localization, pose estimation and gender recognition using deep convolutional neural networks (CNN). The proposed method called, HyperFace, fuses the intermediate layers of…

计算机视觉与模式识别 · 计算机科学 2017-12-07 Rajeev Ranjan , Vishal M. Patel , Rama Chellappa

We present a new self-supervised approach, SelfPose3d, for estimating 3d poses of multiple persons from multiple camera views. Unlike current state-of-the-art fully-supervised methods, our approach does not require any 2d or 3d ground-truth…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Vinkle Srivastav , Keqi Chen , Nicolas Padoy

Unsupervised domain adaptation has been widely adopted to generalize models for unlabeled data in a target domain, given labeled data in a source domain, whose data distributions differ from the target domain. However, existing works are…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Weiming Zhuang , Xin Gan , Yonggang Wen , Xuesen Zhang , Shuai Zhang , Shuai Yi

Recently how to introduce large amounts of unlabeled facial images in the wild into supervised Facial Action Unit (AU) detection frameworks has become a challenging problem. In this paper, we propose a new AU detection framework where…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Ziqiao Shang , Li Yu

We propose a novel landmarks-assisted collaborative end-to-end deep framework for automatic 4D FER. Using 4D face scan data, we calculate its various geometrical images, and afterwards use rank pooling to generate their dynamic images…

计算机视觉与模式识别 · 计算机科学 2020-02-10 Muzammil Behzad , Nhat Vo , Xiaobai Li , Guoying Zhao

Gesture is an important mean of non-verbal communication, with visual modality allows human to convey information during interaction, facilitating peoples and human-machine interactions. However, it is considered difficult to automatically…

计算机视觉与模式识别 · 计算机科学 2024-06-19 Fabien Allemand , Alessio Mazzela , Jun Villette , Decky Aspandi , Titus Zaharia

Face parsing assigns pixel-wise semantic labels as the face representation for computers, which is the fundamental part of many advanced face technologies. Compared with 2D face parsing, 3D face parsing shows more potential to achieve…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Wenyuan Sun , Ping Zhou , Yangang Wang , Zongpu Yu , Jing Jin , Guangquan Zhou

Anatomical landmark detection in medical images is essential for various clinical and research applications, including disease diagnosis and surgical planning. However, manual landmark annotation is time-consuming and requires significant…

图像与视频处理 · 电气工程与系统科学 2025-07-22 Soorena Salari , Arash Harirpoush , Hassan Rivaz , Yiming Xiao