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The increasing availability and accessibility of numerous overhead images allows us to estimate and assess the spatial arrangement of groups of geospatial target objects, which can benefit many applications, such as traffic monitoring and…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Weiwei Duan , Yao-Yi Chiang , Stefan Leyk , Johannes H. Uhl , Craig A. Knoblock

As a sub-field of object detection, moving infrared small target detection presents significant challenges due to tiny target sizes and low contrast against backgrounds. Currently-existing methods primarily rely on the features extracted…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Weiwei Duan , Luping Ji , Shengjia Chen , Sicheng Zhu , Mao Ye

Image-text matching (ITM) is a fundamental problem in computer vision. The key issue lies in jointly learning the visual and textual representation to estimate their similarity accurately. Most existing methods focus on feature enhancement…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Xuri Ge , Fuhai Chen , Songpei Xu , Fuxiang Tao , Jie Wang , Joemon M. Jose

Resolving closely-spaced small targets in dense clusters presents a significant challenge in infrared imaging, as the overlapping signals hinder precise determination of their quantity, sub-pixel positions, and radiation intensities. While…

Computer Vision and Pattern Recognition · Computer Science 2025-12-11 Shengdong Han , Shangdong Yang , Xin Zhang , Yuxuan Li , Xiang Li , Jian Yang , Ming-Ming Cheng , Yimian Dai

One of the ways to improve the performance of a target task is to learn the transfer of abundant knowledge of a pre-trained network. However, learning of the pre-trained network requires high computation capability and large-scale labeled…

Computer Vision and Pattern Recognition · Computer Science 2019-08-30 Dae Ha Kim , Seung Hyun Lee , Byung Cheol Song

Contrastive learning (CL) has become a dominant paradigm for self-supervised hypergraph learning, enabling effective training without costly labels. However, node entities in real-world hypergraphs are often associated with rich textual…

Machine Learning · Computer Science 2026-05-26 Mengting Pan , Fan Li , Chen Chen , Xiaoyang Wang , Wenjie Zhang

Detecting small moving targets accurately in infrared (IR) image sequences is a significant challenge. To address this problem, we propose a novel method called spatial-temporal local feature difference (STLFD) with adaptive background…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Yongkang Zhao , Chuang Zhu , Yuan Li , Shuaishuai Wang , Zihan Lan , Yuanyuan Qiao

Gesture recognition using low-resolution instantaneous HD-sEMG images opens up new avenues for the development of more fluid and natural muscle-computer interfaces. However, the data variability between inter-session and inter-subject…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Md. Rabiul Islam , Daniel Massicotte , Philippe Y. Massicotte , Wei-Ping Zhu

Heterogeneous graph neural networks (HGNNs) are essential for capturing the structure and semantic information in heterogeneous graphs. However, existing GPU-based solutions, such as PyTorch Geometric, suffer from low GPU utilization due to…

Hardware Architecture · Computer Science 2024-08-19 Meng Wu , Jingkai Qiu , Mingyu Yan , Wenming Li , Yang Zhang , Zhimin Zhang , Xiaochun Ye , Dongrui Fan

Due to the complicated background and noise of infrared images, infrared small target detection is one of the most difficult problems in the field of computer vision. In most existing studies, semantic segmentation methods are typically…

Computer Vision and Pattern Recognition · Computer Science 2022-10-05 Yuhang Chen , Liyuan Li , Xin Liu , Xiaofeng Su , Fansheng Chen

Tracking a target of interest in both sparse and crowded environments is a challenging problem, not yet successfully addressed in the literature. In this paper, we propose a new long-term visual tracking algorithm, learning discriminative…

Computer Vision and Pattern Recognition · Computer Science 2019-02-05 Nathanael L. Baisa , Deepayan Bhowmik , Andrew Wallace

Object re-identification method is made up of backbone network, feature aggregation, and loss function. However, most backbone networks lack a special mechanism to handle rich scale variations and mine discriminative feature…

Computer Vision and Pattern Recognition · Computer Science 2022-11-11 Fei Shen , Mengwan Wei , Junchi Ren

Multivariate time-series anomaly detection is critically important in many applications, including retail, transportation, power grid, and water treatment plants. Existing approaches for this problem mostly employ either statistical models…

Machine Learning · Computer Science 2023-11-17 Yu Zheng , Huan Yee Koh , Ming Jin , Lianhua Chi , Khoa T. Phan , Shirui Pan , Yi-Ping Phoebe Chen , Wei Xiang

Low-light video enhancement (LLVE) is challenging due to noise, low contrast, and color degradation. While learning-based methods enable fast inference, they often fail under heavy real-world noise because they do not sufficiently exploit…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Ruirui Lin , Guoxi Huang , Nantheera Anantrasirichai

Attention networks have successfully boosted the performance in various vision problems. Previous works lay emphasis on designing a new attention module and individually plug them into the networks. Our paper proposes a novel-and-simple…

Computer Vision and Pattern Recognition · Computer Science 2019-09-24 Zhongzhan Huang , Senwei Liang , Mingfu Liang , Haizhao Yang

Skeleton-based human action recognition has achieved remarkable progress in recent years. However, most existing GCN-based methods rely on short-range motion topologies, which not only struggle to capture long-range joint dependencies and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Ruosi Wang , Fangwei Zuo , Lei Li , Zhaoqiang Xia

High-resolution remote sensing (HRS) semantic segmentation extracts key objects from high-resolution coverage areas. However, objects of the same category within HRS images generally show significant differences in scale and shape across…

Computer Vision and Pattern Recognition · Computer Science 2024-08-16 Yuxia Chen , Pengcheng Fang , Jianhui Yu , Xiaoling Zhong , Xiaoming Zhang , Tianrui Li

Predicting long-term loan defaults is hard because borrower behavior often changes and data distributions shift over time. This paper presents HYDRA-EI, a hybrid ensemble incremental learning framework. It uses several stages of feature…

Machine Learning · Computer Science 2025-10-10 Jiajing Wang

The proliferation of generative video models has made detecting AI-generated and manipulated videos an urgent challenge. Existing detection approaches often fail to generalize across diverse manipulation types due to their reliance on…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Haoyu Liu , Chaoyu Gong , Mengke He , Jiate Li , Kai Han , Siqiang Luo

Many real-world ubiquitous applications, such as parking recommendations and air pollution monitoring, benefit significantly from accurate long-term spatio-temporal forecasting (LSTF). LSTF makes use of long-term dependency between spatial…

Machine Learning · Computer Science 2022-09-02 Wei Shao , Zhiling Jin , Shuo Wang , Yufan Kang , Xiao Xiao , Hamid Menouar , Zhaofeng Zhang , Junshan Zhang , Flora Salim