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Accurate and high-resolution precipitation nowcasting from radar echo sequences is crucial for disaster mitigation and economic planning, yet it remains a significant challenge. Key difficulties include modeling complex multi-scale…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Wenjie Luo , Chuanhu Deng , Chaorong Li , Rongyao Deng , Qiang Yang

In the field of multi-organ medical image segmentation, recent methods frequently employ Transformers to capture long-range dependencies from image features. However, these methods overlook the high computational cost of Transformers and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Dayu Tan , Cheng Kong , Yansen Su , Hai Chen , Dongliang Yang , Junfeng Xia , Chunhou Zheng

Pansharpening aims to generate high-resolution multispectral (HRMS) images by fusing low-resolution multispectral (LRMS) images with high-resolution panchromatic (PAN) images. However, the current mainstream frequency-based pansharpening…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Zijian Zhou , Jianing Zhang , Kai Sun , Xiangyu Zhao , Chunxia Zhang , Xiangyong Cao

Visual Place Recognition (VPR) is crucial for robust mobile robot localization, yet it faces significant challenges in maintaining reliable performance under varying environmental conditions and viewpoints. To address this, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Haiyang Jiang , Songhao Piao , Chao Gao , Lei Yu , Liguo Chen

The detection of anomalies is crucial to ensuring the safety and security of maritime vessel traffic surveillance. Although autoencoders are popular for anomaly detection, their effectiveness in identifying collective and contextual…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Divya Acharya , Pierre Bernab'e , Antoine Chevrot , Helge Spieker , Arnaud Gotlieb , Bruno Legeard

Due to the powerful ability in capturing the global information, Transformer has become an alternative architecture of CNNs for hyperspectral image classification. However, general Transformer mainly considers the global spectral…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Zhiqiang Gong , Xian Zhou , Wen Yao

Vision Transformers face a fundamental limitation: standard self-attention jointly processes spatial and channel dimensions, leading to entangled representations that prevent independent modeling of structural and semantic dependencies.…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Jiashu Liao , Pietro Liò , Marc de Kamps , Duygu Sarikaya

The scalability problem caused by the difficulty in annotating Person Re-identification(Re-ID) datasets has become a crucial bottleneck in the development of Re-ID.To address this problem, many unsupervised Re-ID methods have recently been…

Computer Vision and Pattern Recognition · Computer Science 2019-11-01 Zhirui Chen , Jianheng Li , Wei-Shi Zheng

Underwater imagery is often compromised by factors such as color distortion and low contrast, posing challenges for high-level vision tasks. Recent underwater image restoration (UIR) methods either analyze the input image at full…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Alik Pramanick , Arijit Sur , V. Vijaya Saradhi

Ophthalmologists have used fundus images to screen and diagnose eye diseases. However, different equipments and ophthalmologists pose large variations to the quality of fundus images. Low-quality (LQ) degraded fundus images easily lead to…

Image and Video Processing · Electrical Eng. & Systems 2022-08-04 Zhuo Deng , Yuanhao Cai , Lu Chen , Zheng Gong , Qiqi Bao , Xue Yao , Dong Fang , Shaochong Zhang , Lan Ma

Predicting the future behavior of agents is a fundamental task in autonomous vehicle domains. Accurate prediction relies on comprehending the surrounding map, which significantly regularizes agent behaviors. However, existing methods have…

Computer Vision and Pattern Recognition · Computer Science 2024-01-19 Chen Feng , Hangning Zhou , Huadong Lin , Zhigang Zhang , Ziyao Xu , Chi Zhang , Boyu Zhou , Shaojie Shen

Underwater images typically experience mixed degradations of brightness and structure caused by the absorption and scattering of light by suspended particles. To address this issue, we propose a Real-time Spatial and Frequency Domains…

Computer Vision and Pattern Recognition · Computer Science 2023-02-24 Jingxia Jiang , Jinbin Bai , Yun Liu , Junjie Yin , Sixiang Chen , Tian Ye , Erkang Chen

Instance-level image retrieval in fashion is a challenging issue owing to its increasing importance in real-scenario visual fashion search. Cross-domain fashion retrieval aims to match the unconstrained customer images as queries for…

Computer Vision and Pattern Recognition · Computer Science 2022-10-28 Chen Bao , Xudong Zhang , Jiazhou Chen , Yongwei Miao

Person re-identification (re-ID) continues to pose a significant challenge, particularly in scenarios involving occlusions. Prior approaches aimed at tackling occlusions have predominantly focused on aligning physical body features through…

Computer Vision and Pattern Recognition · Computer Science 2024-02-19 Xin Zhang , Keren Fu , Qijun Zhao

In medical image segmentation, specialized computer vision techniques, notably transformers grounded in attention mechanisms and residual networks employing skip connections, have been instrumental in advancing performance. Nonetheless,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Fuchen Zheng , Xuhang Chen , Weihuang Liu , Haolun Li , Yingtie Lei , Jiahui He , Chi-Man Pun , Shounjun Zhou

Multi-Camera Multi-Object Tracking (MC-MOT) utilizes information from multiple views to better handle problems with occlusion and crowded scenes. Recently, the use of graph-based approaches to solve tracking problems has become very…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Cheng-Che Cheng , Min-Xuan Qiu , Chen-Kuo Chiang , Shang-Hong Lai

Person Re-Identification (Re-ID) has gained popularity in computer vision, enabling cross-camera pedestrian recognition. Although the development of deep learning has provided a robust technical foundation for person Re-ID research, most…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Xiaobin Hong , Tarmizi Adam , Masitah Ghazali

This paper presents \textit{TopoFormer}, a novel hybrid deep learning architecture that integrates transformer-based encoders with convolutional long short-term memory (ConvLSTM) layers for the precise prediction of topographic beach…

Signal Processing · Electrical Eng. & Systems 2025-01-14 Santosh Munian , Oktay Karakuş , William Russell , Gwyn Nelson

Accurate brain tumor segmentation from Magnetic Resonance Imaging (MRI) is desirable to joint learning of multimodal images. However, in clinical practice, it is not always possible to acquire a complete set of MRIs, and the problem of…

Image and Video Processing · Electrical Eng. & Systems 2022-08-05 Yao Zhang , Nanjun He , Jiawei Yang , Yuexiang Li , Dong Wei , Yawen Huang , Yang Zhang , Zhiqiang He , Yefeng Zheng

This paper presents an approach to tackle the re-identification problem. This is a challenging problem due to the large variation of pose, illumination or camera view. More and more datasets are available to train machine learning models…

Computer Vision and Pattern Recognition · Computer Science 2018-07-26 Matthieu Ospici , Antoine Cecchi
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