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Remote sensing applications increasingly rely on deep learning for scene classification. However, their performance is often constrained by the scarcity of labeled data and the high cost of annotation across diverse geographic and sensor…

计算机视觉与模式识别 · 计算机科学 2025-10-29 Ivica Dimitrovski , Vlatko Spasev , Ivan Kitanovski

Spectroscopy has played the key role in revealing, and thereby understanding, the structure of atoms and molecules. A central drive in this field is the pursuit of higher precision and accuracy so that ever more subtle effects might be…

This paper proposes an adaptive near-field beam training method to enhance performance in multi-user and multipath environments. The approach identifies multiple strongest beams through beam sweeping and linearly combines their received…

信号处理 · 电气工程与系统科学 2025-05-14 Zijun Wang , Rama Kiran , Jinesh Nair , Chien-Hua Chen , Tzu-Han Chou , Shawn Tsai , Rui Zhang

Underwater observation systems typically integrate optical cameras and imaging sonar systems. When underwater visibility is insufficient, only sonar systems can provide stable data, which necessitates exploration of the underwater acoustic…

计算机视觉与模式识别 · 计算机科学 2025-04-23 Yunfeng Li , Bo Wang , Jiahao Wan , Xueyi Wu , Ye Li

Semantic segmentation of high-resolution remote sensing images plays a crucial role in land-use monitoring and urban planning. Recent remarkable progress in deep learning-based methods makes it possible to generate satisfactory segmentation…

图像与视频处理 · 电气工程与系统科学 2025-04-04 Feng Gao , Miao Fu , Jingchao Cao , Junyu Dong , Qian Du

To fully leverage spatial information for remote sensing image segmentation and address semantic edge ambiguities caused by grayscale variations (e.g., shadows and low-contrast regions), we propose the Frequency and Spatial Domains based…

计算机视觉与模式识别 · 计算机科学 2025-10-02 Jiahao Fu , Yinfeng Yu , Liejun Wang

A target recognition framework relying on near-field integrated sensing and communication (ISAC) systems is proposed. By exploiting the distance-dependent spatial signatures provided by the near-field spherical wavefront, high-accuracy…

信号处理 · 电气工程与系统科学 2026-03-17 Zongyao Zhao , Zhaolin Wang , Lincong Han , Jing Jin , Kaibin Huang

Remote sensing images captured from aerial perspectives often exhibit significant scale variations and complex backgrounds, posing challenges for salient object detection (SOD). Existing methods typically extract multi-level features at a…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Bin Wan , Runmin Cong , Xiaofei Zhou , Hao Fang , Chengtao Lv , Sam Kwong

Weakly supervised semantic segmentation (WSSS) in histopathology seeks to reduce annotation cost by learning from image-level labels, yet it remains limited by inter-class homogeneity, intra-class heterogeneity, and the region-shrinkage…

Recent advances in transformer-based lightweight object tracking have established new standards across benchmarks, leveraging the global receptive field and powerful feature extraction capabilities of attention mechanisms. Despite these…

计算机视觉与模式识别 · 计算机科学 2026-01-15 Junze Shi , Yang Yu , Jian Shi , Haibo Luo

Automatically mapping and segmenting global mining footprints using remote sensing and deep learning is critical for monitoring the socio-environmental risks and impacts of mining, yet its progress is hindered by the scarcity of…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Alif Tri Handoyo , Vincent C. S. Lee , Rizka Widyarini Purwanto , Alex M. Lechner , Deanna Kemp , Muhamad Risqi U. Saputra

This study presents a physically informed hybrid time-frequency and machine learning (STFT-ML) framework for arc stability monitoring in electric arc welding systems. The primary current signal is modeled as a stochastic representation of…

信号处理 · 电气工程与系统科学 2026-04-21 Tahir Cetin Akinci , Gokhan Gokmen , Alfredo A. Martinez-Morales

We check the performance of the FRODOSpec integral-field spectrograph for observations of faint sources in crowded fields. Although the standard processing pipeline L2 yields too noisy fibre spectra, we present a new processing software…

天体物理仪器与方法 · 物理学 2014-05-09 Vyacheslav N. Shalyapin , Luis J. Goicoechea

Remote sensing images pose distinct challenges for downstream tasks due to their inherent complexity. While a considerable amount of research has been dedicated to remote sensing classification, object detection and semantic segmentation,…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Yuxuan Li , Xiang Li , Yimian Dai , Qibin Hou , Li Liu , Yongxiang Liu , Ming-Ming Cheng , Jian Yang

Semantic segmentation relying solely on RGB data often struggles in challenging conditions such as low illumination and obscured views, limiting its reliability in critical applications like autonomous driving. To address this, integrating…

计算机视觉与模式识别 · 计算机科学 2025-05-22 Ce Zhang , Zifu Wan , Simon Stepputtis , Katia Sycara , Yaqi Xie

Ultrathin multimode fibers (MMFs) promise endoscopes with hair-scale diameters for accessing sub-millimeter anatomy, but in MMF far-field imaging the required small collection aperture drives speckle-dominated measurements that rapidly…

光学 · 物理学 2026-01-21 Xianrui Zeng , Yirui Zang , Pengfei Liu , Fei Yu , Yang Yang , Tomáš Čižmár , Yang Du

Highly directional mmWave/THz links require rapid beam alignment, yet exhaustive codebook sweeps incur prohibitive training overhead. This letter proposes a sensing-assisted adaptive probing policy that maps multimodal sensing…

Semantic segmentation of ultra-high-resolution (UHR) remote sensing imagery is critical for applications like environmental monitoring and urban planning but faces computational and optimization challenges. Conventional methods either lose…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Hengzhi Chen , Liqian Feng , Wenhua Wu , Xiaogang Zhu , Shawn Leo , Kun Hu

Spatial transcriptomics provides an unprecedented perspective for deciphering tissue spatial heterogeneity. However, high-resolution spatial transcriptomic technology remains constrained by limited gene coverage, technical complexity, and…

生物大分子 · 定量生物学 2026-05-19 Xinlei Huang , Weihao Dai , Zijun Qin , Xin Yu , Di Wang , Yanran Liu , Lixin Cheng , Xubin Zheng

Deep learning techniques have achieved remarkable success in the semantic segmentation of remote sensing images and in land-use change detection. Nevertheless, their real-time deployment on edge platforms remains constrained by decoder…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Sihang Chen , Lijun Yun , Ze Liu , JianFeng Zhu , Jie Chen , Hui Wang , Yueping Nie