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With the emergence of service robots and surveillance cameras, dynamic face recognition (DFR) in wild has received much attention in recent years. Face detection and head pose estimation are two important steps for DFR. Very often, the pose…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Yepeng Liu , Zaiwang Gu , Shenghua Gao , Dong Wang , Yusheng Zeng , Jun Cheng

Feed-forward loops (FFLs) are among the most ubiquitously found motifs of reaction networks in nature. However, little is known about their stochastic behavior and the variety of network phenotypes they can exhibit. In this study, we…

Molecular Networks · Quantitative Biology 2021-04-08 Anna Terebus , Farid Manuchehrfar , Youfang Cao , Jie Liang

Cattle lameness is a prevalent health problem in livestock farming, often resulting from hoof injuries or infections, and severely impacts animal welfare and productivity. Early and accurate detection is critical for minimizing economic…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Md Fahimuzzman Sohan , Raid Alzubi , Hadeel Alzoubi , Eid Albalawi , A. H. Abdul Hafez

Estimating camera intrinsics and extrinsics is a fundamental problem in computer vision, and while advances in structure-from-motion (SfM) have improved accuracy and robustness, open challenges remain. In this paper, we introduce a robust…

Computer Vision and Pattern Recognition · Computer Science 2025-12-18 Johannes Hägerlind , Bao-Long Tran , Urs Waldmann , Per-Erik Forssén

Modern one-stage video instance segmentation networks suffer from two limitations. First, convolutional features are neither aligned with anchor boxes nor with ground-truth bounding boxes, reducing the mask sensitivity to spatial location.…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Minghan Li , Shuai Li , Lida Li , Lei Zhang

Autonomous space operations such as on-orbit servicing and active debris removal demand robust part-level semantic understanding and precise relative navigation of target spacecraft, yet collecting large-scale real data in orbit remains…

Computer Vision and Pattern Recognition · Computer Science 2026-03-11 Aodi Wu , Jianhong Zuo , Zeyuan Zhao , Xubo Luo , Ruisuo Wang , Xue Wan

This paper introduces Gate-Shift-Pose, an enhanced version of Gate-Shift-Fuse networks, designed for athlete fall classification in figure skating by integrating skeleton pose data alongside RGB frames. We evaluate two fusion strategies:…

Computer Vision and Pattern Recognition · Computer Science 2025-10-06 Edoardo Bianchi , Oswald Lanz

Although current face alignment algorithms have obtained pretty good performances at predicting the location of facial landmarks, huge challenges remain for faces with severe occlusion and large pose variations, etc. On the contrary,…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Jinheng Xie , Jun Wan , Linlin Shen , Zhihui Lai

We design a multiscopic vision system that utilizes a low-cost monocular RGB camera to acquire accurate depth estimation. Unlike multi-view stereo with images captured at unconstrained camera poses, the proposed system controls the motion…

Computer Vision and Pattern Recognition · Computer Science 2021-08-21 Weihao Yuan , Rui Fan , Michael Yu Wang , Qifeng Chen

Multi-person pose estimation from a 2D image is challenging because it requires not only keypoint localization but also human detection. In state-of-the-art top-down methods, multi-scale information is a crucial factor for the accurate pose…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Gyeongsik Moon , Ju Yong Chang , Kyoung Mu Lee

We present a deep learning-based multi-task approach for head pose estimation in images. We contribute with a network architecture and training strategy that harness the strong dependencies among face pose, alignment and visibility, to…

Computer Vision and Pattern Recognition · Computer Science 2022-02-07 Roberto Valle , José Miguel Buenaposada , Luis Baumela

We present a novel approach for estimating the 2D pose of an articulated object with an application to automated video analysis of small laboratory animals. We have found that deformable part models developed for humans, exemplified by the…

Computer Vision and Pattern Recognition · Computer Science 2018-06-29 Yuliang Guo , Lakshmi Narasimhan Govindarajan , Benjamin Kimia , Thomas Serre

Accurate state estimation is a fundamental problem for autonomous robots. To achieve locally accurate and globally drift-free state estimation, multiple sensors with complementary properties are usually fused together. Local sensors…

Computer Vision and Pattern Recognition · Computer Science 2019-01-14 Tong Qin , Shaozu Cao , Jie Pan , Shaojie Shen

Visual SLAM is a cornerstone technique in robotics, autonomous driving and extended reality (XR), yet classical systems often struggle with low-texture environments, scale ambiguity, and degraded performance under challenging visual…

Robotics · Computer Science 2025-11-18 Yuxuan Zhou , Xingxing Li , Shengyu Li , Zhuohao Yan , Chunxi Xia , Shaoquan Feng

Thanks to the advantages of the friendly annotations and the satisfactory performance, Weakly-Supervised Semantic Segmentation (WSSS) approaches have been extensively studied. Recently, the single-stage WSSS was awakened to alleviate…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Chunyan Wang , Dong Zhang , Liyan Zhang , Jinhui Tang

In this paper we publish the largest identity-annotated Holstein-Friesian cattle dataset Cows2021 and a first self-supervision framework for video identification of individual animals. The dataset contains 10,402 RGB images with labels for…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Jing Gao , Tilo Burghardt , William Andrew , Andrew W. Dowsey , Neill W. Campbell

While illumination changes inevitably affect the quality of infrared and visible image fusion, many outstanding methods still ignore this factor and directly merge the information from source images, leading to modality bias in the fused…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Li Jinfu , Song Hong , Xia Jianghan , Lin Yucong , Wang Ting , Shao Long , Fan Jingfan , Yang Jian

Modern online mass spectrometry generates multi-terabyte data streams critical for understanding Earth's environmental systems. However, extracting actionable chemical insights from these repositories is impeded by a computational…

Machine Learning · Computer Science 2026-05-11 Shao Shi , Xin Yang , Huiran Feng , Jianhuai Ye , Tianlong Hu , Yaling Zeng , Tzung-May Fu , Lei Zhu , Huizhong Shen , Chen Wang , Shu Tao

Some self-supervised cross-modal learning approaches have recently demonstrated the potential of image signals for enhancing point cloud representation. However, it remains a question on how to directly model cross-modal local and global…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Honggu Zhou , Xiaogang Peng , Jiawei Mao , Zizhao Wu , Ming Zeng

In surveillance and search and rescue applications, it is important to perform multi-target tracking (MOT) in real-time on low-end devices. Today's MOT solutions employ deep neural networks, which tend to have high computation complexity.…

Computer Vision and Pattern Recognition · Computer Science 2021-11-08 Keivan Nalaie , Renjie Xu , Rong Zheng