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The image acquisition parameters (IAPs) used to create MRI scans are central to defining the appearance of the images. Deep learning models trained on data acquired using certain parameters might not generalize well to images acquired with…

图像与视频处理 · 电气工程与系统科学 2023-03-10 Nicholas Konz , Maciej A. Mazurowski

This research paper introduces a synthetic hyperspectral dataset that combines high spectral and spatial resolution imaging to achieve a comprehensive, accurate, and detailed representation of observed scenes or objects. Obtaining such…

计算机视觉与模式识别 · 计算机科学 2023-09-04 Yajie Sun , Ali Zia , Jun Zhou

Spectral vision task plays a pivotal role in extracting discriminative spectral-spatial features from high-dimensional data, enabling fine-grained identification beyond human vision. Traditional methods usually involve first collecting rich…

光学 · 物理学 2026-04-03 Jiaqi Song , Baolei Liu , Muchen Zhu , Yao Wang , Yue Yu , Zhaohua Yang , Xiaolan Zhong , Fan Wang

Identifying the land cover category for each pixel in a hyperspectral image (HSI) relies on spectral and spatial information. An HSI cuboid with a specific patch size is utilized to extract spatial-spectral feature representation for the…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Jie Zhang , Yongshan Zhang , Yicong Zhou

In this work, we propose a proper plasma analysis practice (PPAP), an updated procedure of plasma diagnostics in the era of spatially-resolved spectroscopy. In particular, we emphasize the importance of performing both of the extinction…

天体物理仪器与方法 · 物理学 2021-09-22 Toshiya Ueta , Masaaki Otsuka

Multi-temporal hyperspectral images can be used to detect changed information, which has gradually attracted researchers' attention. However, traditional change detection algorithms have not deeply explored the relevance of spatial and…

计算机视觉与模式识别 · 计算机科学 2022-01-21 Zengfu Hou , Wei Li

Scene parsing is an indispensable component in understanding the semantics within a scene. Traditional methods rely on handcrafted local features and probabilistic graphical models to incorporate local and global cues. Recently, methods…

计算机视觉与模式识别 · 计算机科学 2018-06-20 Huan Fu , Mingming Gong , Chaohui Wang , Dacheng Tao

This paper introduces the use of single layer and deep convolutional networks for remote sensing data analysis. Direct application to multi- and hyper-spectral imagery of supervised (shallow or deep) convolutional networks is very…

计算机视觉与模式识别 · 计算机科学 2015-11-26 Adriana Romero , Carlo Gatta , Gustau Camps-Valls

This paper introduces the Wide-band Asp-Clean (\texttt{WAsp}) algorithm, a novel scale-sensitive image reconstruction method tailored for wide-band imaging applications. This algorithm is particularly beneficial for thermal noise-limited…

天体物理仪器与方法 · 物理学 2026-04-27 M. Hsieh , S. Bhatnagar , U. Rau

Hyperspectral microscopy is an imaging technique that provides spectroscopic information with high spatial resolution. When applied in the relevant wavelength region, such as in the infrared (IR), it can reveal a rich spectral fingerprint…

Dimensionality reduction is an important preprocessing step of the hyperspectral images classification (HSI), it is inevitable task. Some methods use feature selection or extraction algorithms based on spectral and spatial information. In…

计算机视觉与模式识别 · 计算机科学 2022-11-02 Hasna Nhaila , Elkebir Sarhrouni , Ahmed Hammouch

3D anomaly detection has recently become a significant focus in computer vision. Several advanced methods have achieved satisfying anomaly detection performance. However, they typically concentrate on the external structure of 3D samples…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Hanzhe Liang , Guoyang Xie , Chengbin Hou , Bingshu Wang , Can Gao , Jinbao Wang

Compared to natural images, medical images usually show stronger visual patterns and therefore this adds flexibility and elasticity to resource-limited clinical applications by injecting proper priors into neural networks. In this paper, we…

图像与视频处理 · 电气工程与系统科学 2023-11-28 Hang Zhang , Rongguang Wang , Jinwei Zhang , Dongdong Liu , Chao Li , Jiahao Li

As a kind of semantic representation of visual object descriptions, attributes are widely used in various computer vision tasks. In most of existing attribute-based research, class-specific attributes (CSA), which are class-level…

计算机视觉与模式识别 · 计算机科学 2019-05-28 Xiaofeng Xu , Ivor W. Tsang , Xiaofeng Cao , Ruiheng Zhang , Chuancai Liu

Existing inpainting methods have achieved promising performance in recovering defected images of specific scenes. However, filling holes involving multiple semantic categories remains challenging due to the obscure semantic boundaries and…

计算机视觉与模式识别 · 计算机科学 2020-12-16 Liang Liao , Jing Xiao , Zheng Wang , Chia-Wen Lin , Shin'ichi Satoh

Previous work generally believes that improving the spatial invariance of convolutional networks is the key to object counting. However, after verifying several mainstream counting networks, we surprisingly found too strict pixel-level…

计算机视觉与模式识别 · 计算机科学 2022-08-19 Zhi-Qi Cheng , Qi Dai , Hong Li , JingKuan Song , Xiao Wu , Alexander G. Hauptmann

We consider the problem of estimating a spatially varying density function, motivated by problems that arise in large-scale radiological survey and anomaly detection. In this context, the density functions to be estimated are the background…

统计方法学 · 统计学 2017-11-17 Wesley Tansey , Alex Athey , Alex Reinhart , James G. Scott

Convolutional neural networks (CNN) have made significant advances in hyperspectral image (HSI) classification. However, standard convolutional kernel neglects the intrinsic connections between data points, resulting in poor region…

计算机视觉与模式识别 · 计算机科学 2020-01-22 Tinghuai Wang , Guangming Wang , Kuan Eeik Tan , Donghui Tan

Due to inadequate energy captured by the hyperspectral camera sensor in poor illumination conditions, low-light hyperspectral images (HSIs) usually suffer from low visibility, spectral distortion, and various noises. A range of HSI…

图像与视频处理 · 电气工程与系统科学 2022-10-05 Xuelong Li , Guanlin Li , Bin Zhao

This paper introduces a simple but highly efficient ensemble for robust texture classification, which can effectively deal with translation, scale and changes of significant viewpoint problems. The proposed method first inherits the spirit…

计算机视觉与模式识别 · 计算机科学 2012-03-06 Shu Kong , Donghui Wang