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Infrared small target detection (IRSTD) is thus critical in both civilian and military applications. This study addresses the challenge of precisely IRSTD in complex backgrounds. Recent methods focus fundamental reliance on conventional…

Image and Video Processing · Electrical Eng. & Systems 2025-08-05 Yuxin Jing , Jufeng Zhao , Tianpei Zhang , Yiming Zhu

The problem of recovering a low $n$-rank tensor is an extension of sparse recovery problem from the low dimensional space (matrix space) to the high dimensional space (tensor space) and has many applications in computer vision and graphics…

Optimization and Control · Mathematics 2014-04-09 Min Zhang , Lei Yang , Zheng-Hai Huang

Several bandwise total variation (TV) regularized low-rank (LR)-based models have been proposed to remove mixed noise in hyperspectral images (HSIs). Conventionally, the rank of LR matrix is approximated using nuclear norm (NN). The NN is…

Computer Vision and Pattern Recognition · Computer Science 2020-05-11 Haijin Zeng , Xiaozhen Xie , Jifeng Ning

In recent years, tensor decomposition-based approaches for hyperspectral anomaly detection (HAD) have gained significant attention in the field of remote sensing. However, existing methods often fail to fully leverage both the global…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Wenjin Qin , Hailin Wang , Hao Shu , Feng Zhang , Jianjun Wang , Xiangyong Cao , Xi-Le Zhao , Gemine Vivone

Active and passive thermography are two efficient techniques extensively used to measure heterogeneous thermal patterns leading to subsurface defects for diagnostic evaluations. This study conducts a comparative analysis on low-rank matrix…

Image and Video Processing · Electrical Eng. & Systems 2020-10-15 Bardia Yousefi , Clemente Ibarra Castanedo , Xavier P. V. Maldague

Infrared Small Target Detection (IRSTD) aims to segment small targets from infrared clutter background. Existing methods mainly focus on discriminative approaches, i.e., a pixel-level front-background binary segmentation. Since infrared…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Haoqing Li , Jinfu Yang , Yifei Xu , Runshi Wang

In complex environments, detecting tiny infrared targets has always been challenging because of the low contrast and high noise levels inherent in infrared images. These factors often lead to the loss of crucial details during feature…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Xiaojin Lu , Taoran yue , Jiaxi cai , Yuanping Chen , Cuihong Lv , Shibing Chu

Limited by equipment limitations and the lack of target intrinsic features, existing infrared small target detection methods have difficulty meeting actual comprehensive performance requirements. Therefore, we propose an innovative…

Computer Vision and Pattern Recognition · Computer Science 2024-08-07 Chuang Yu , Yunpeng Liu , Jinmiao Zhao , Zelin Shi

Single-frame infrared small target (SIRST) detection aims to recognize small targets from clutter backgrounds. Recently, convolutional neural networks have achieved significant advantages in general object detection. With the development of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-11 Yahao Lu , Yupei Lin , Han Wu , Xiaoyu Xian , Yukai Shi , Liang Lin

Infrared small-target detection (ISTD) is an important computer vision task. ISTD aims at separating small targets from complex background clutter. The infrared radiation decays over distances, making the targets highly dim and prone to…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Jingchao Peng , Haitao Zhao , Kaijie Zhao , Zhongze Wang , Lujian Yao

Infrared small target detection(IRSTD) is widely recognized as a challenging task due to the inherent limitations of infrared imaging, including low signal-to-noise ratios, lack of texture details, and complex background interference. While…

Image and Video Processing · Electrical Eng. & Systems 2025-08-05 Yuxin Jing , Yuchen Zheng , Jufeng Zhao , Guangmang Cui , Tianpei Zhang

Aiming at the detection difficulties of infrared images such as complex background, low signal-to-noise ratio, small target size and weak brightness, a lightweight infrared small target detection algorithm ISTD-YOLO based on improved YOLOv7…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Shang Zhang , Yujie Cui , Ruoyan Xiong , Huanbin Zhang

Infrared target tracking plays an important role in both civil and military fields. The main challenges in designing a robust and high-precision tracker for infrared sequences include overlap, occlusion and appearance change. To this end,…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Chao Ma , Guohua Gu , Xin Miao , Minjie Wan , Weixian Qian , Kan Ren , Qian Chen

Single-frame infrared small target detection is considered to be a challenging task, due to the extreme imbalance between target and background, bounding box regression is extremely sensitive to infrared small target, and target information…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 Bo Yang , Xinyu Zhang , Jian Zhang , Jun Luo , Mingliang Zhou , Yangjun Pi

The infrared small-dim target detection is one of the key techniques in the infrared search and tracking system. Since the local regions similar to infrared small-dim targets spread over the whole background, exploring the interaction…

Computer Vision and Pattern Recognition · Computer Science 2021-11-12 Fangcen Liu , Chenqiang Gao , Fang Chen , Deyu Meng , Wangmeng Zuo , Xinbo Gao

Low-rank modeling has a lot of important applications in machine learning, computer vision and social network analysis. While the matrix rank is often approximated by the convex nuclear norm, the use of nonconvex low-rank regularizers has…

Numerical Analysis · Computer Science 2016-05-02 Quanming Yao , James T. Kwok , Wenliang Zhong

Multivariate time series (MTS) anomaly diagnosis, which encompasses both anomaly detection and localization, is critical for the safety and reliability of complex, large-scale real-world systems. The vast majority of existing anomaly…

Machine Learning · Computer Science 2026-02-10 Charalampos Shimillas , Kleanthis Malialis , Konstantinos Fokianos , Marios M. Polycarpou

Infrared small target detection is a key technique in infrared search and tracking (IRST) systems. Although deep learning has been widely used in the vision tasks of visible light images recently, it is rarely used in infrared small target…

Computer Vision and Pattern Recognition · Computer Science 2020-01-17 Mingxin Zhao , Li Cheng , Xu Yang , Peng Feng , Liyuan Liu , Nanjian Wu

Rank minimization (RM) is a wildly investigated task of finding solutions by exploiting low-rank structure of parameter matrices. Recently, solving RM problem by leveraging non-convex relaxations has received significant attention. It has…

Machine Learning · Computer Science 2018-09-17 Zaiyi Chen

Anomaly detection in spatiotemporal data is a challenging problem encountered in a variety of applications including hyperspectral imaging, video surveillance, and urban traffic monitoring. Existing anomaly detection methods are most suited…

Machine Learning · Computer Science 2020-10-27 Seyyid Emre Sofuoglu , Selin Aviyente