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相关论文: HOpenCls: Training Hyperspectral Image Open-Set Cl…

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Hyperspectral image (HSI) classification is an important task in many applications, such as environmental monitoring, medical imaging, and land use/land cover (LULC) classification. Due to the significant amount of spectral information from…

计算机视觉与模式识别 · 计算机科学 2026-05-06 Sertac Kilickaya , Mete Ahishali , Fahad Sohrab , Turker Ince , Moncef Gabbouj

Open-set few-shot hyperspectral image (HSI) classification aims to classify image pixels by using few labeled pixels per class, where the pixels to be classified may be not all from the classes that have been seen. To address the open-set…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Chun Liu , Chen Zhang , Zhuo Li , Zheng Li , Wei Yang

Hyperspectral imagery (HSI) one-class classification is aimed at identifying a single target class from the HSI by using only knowing positive data, which can significantly reduce the requirements for annotation. However, when one-class…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Hengwei Zhao , Yanfei Zhong , Xinyu Wang , Hong Shu

Hyperspectral image (HSI) classification is gaining a lot of momentum in present time because of high inherent spectral information within the images. However, these images suffer from the problem of curse of dimensionality and usually…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Shivam Pande , Nassim Ait Ali Braham , Yi Wang , Conrad M Albrecht , Biplab Banerjee , Xiao Xiang Zhu

Positive-unlabeled learning (PU learning) in hyperspectral remote sensing imagery (HSI) is aimed at learning a binary classifier from positive and unlabeled data, which has broad prospects in various earth vision applications. However, when…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Hengwei Zhao , Xinyu Wang , Jingtao Li , Yanfei Zhong

With the rapid development of deep learning technology and improvement in computing capability, deep learning has been widely used in the field of hyperspectral image (HSI) classification. In general, deep learning models often contain many…

计算机视觉与模式识别 · 计算机科学 2021-12-06 Sen Jia , Shuguo Jiang , Zhijie Lin , Nanying Li , Meng Xu , Shiqi Yu

Hyperspectral image (HSI) classification has become a hot topic in the field of remote sensing. In general, the complex characteristics of hyperspectral data make the accurate classification of such data challenging for traditional machine…

图像与视频处理 · 电气工程与系统科学 2019-10-30 Shutao Li , Weiwei Song , Leyuan Fang , Yushi Chen , Pedram Ghamisi , Jón Atli Benediktsson

Due to the limited amount and imbalanced classes of labeled training data, the conventional supervised learning can not ensure the discrimination of the learned feature for hyperspectral image (HSI) classification. In this paper, we propose…

计算机视觉与模式识别 · 计算机科学 2018-09-06 Yan Ju , Lingling Li , Licheng Jiao , Zhongle Ren , Biao Hou , Shuyuan Yang

Hyperspectral image (HSI) classification aims to categorize each pixel in an HSI into a specific land cover class, which is crucial for applications such as remote sensing, environmental monitoring, and agriculture. Although deep…

计算机视觉与模式识别 · 计算机科学 2025-12-24 Li Pang , Jing Yao , Kaiyu Li , Jun Zhou , Deyu Meng , Xiangyong Cao

The existing continual learning methods are mainly focused on fully-supervised scenarios and are still not able to take advantage of unlabeled data available in the environment. Some recent works tried to investigate semi-supervised…

Graphs naturally lend themselves to model the complexities of Hyperspectral Image (HSI) data as well as to serve as semi-supervised classifiers by propagating given labels among nearest neighbours. In this work, we present a novel framework…

计算机视觉与模式识别 · 计算机科学 2021-11-01 Madeleine Kotzagiannidis , Carola-Bibiane Schönlieb

Hierarchical open-set classification handles previously unseen classes by assigning them to the most appropriate high-level category in a class taxonomy. We extend this paradigm to the semi-supervised setting, enabling the use of…

计算机视觉与模式识别 · 计算机科学 2026-01-26 Erik Wallin , Fredrik Kahl , Lars Hammarstrand

In this paper, we tackle the problem of discovering new classes in unlabeled visual data given labeled data from disjoint classes. Existing methods typically first pre-train a model with labeled data, and then identify new classes in…

计算机视觉与模式识别 · 计算机科学 2020-04-14 Zhun Zhong , Linchao Zhu , Zhiming Luo , Shaozi Li , Yi Yang , Nicu Sebe

Existing semi-supervised learning (SSL) methods assume that labeled and unlabeled data share the same class space. However, in real-world applications, unlabeled data always contain classes not present in the labeled set, which may cause…

机器学习 · 计算机科学 2024-01-17 Wenjuan Xi , Xin Song , Weili Guo , Yang Yang

Hyperspectral image (HSI) classification techniques have been intensively studied and a variety of models have been developed. However, these HSI classification models are confined to pocket models and unrealistic ways of dataset…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Quanwei Liu , Yanni Dong , Tao Huang , Lefei Zhang , Bo Du

High spectral dimensionality and the shortage of annotations make hyperspectral image (HSI) classification a challenging problem. Recent studies suggest that convolutional neural networks can learn discriminative spatial features, which…

计算机视觉与模式识别 · 计算机科学 2018-02-13 Zilong Zhong , Jonathan Li

Hyperspectral image (HSI) classification is a hot topic in the remote sensing community. This paper proposes a new framework of spectral-spatial feature extraction for HSI classification, in which for the first time the concept of deep…

计算机视觉与模式识别 · 计算机科学 2015-11-11 Zhouhan Lin , Yushi Chen , Xing Zhao , Gang Wang

Deep learning has proven to be a very effective approach for Hyperspectral Image (HSI) classification. However, deep neural networks require large annotated datasets to generalize well. This limits the applicability of deep learning for HSI…

计算机视觉与模式识别 · 计算机科学 2022-06-27 Nassim Ait Ali Braham , Lichao Mou , Jocelyn Chanussot , Julien Mairal , Xiao Xiang Zhu

Semi-supervised learning (SSL) has been proposed to leverage unlabeled data for training powerful models when only limited labeled data is available. While existing SSL methods assume that samples in the labeled and unlabeled data share the…

计算机视觉与模式识别 · 计算机科学 2020-07-23 Qing Yu , Daiki Ikami , Go Irie , Kiyoharu Aizawa

Hierarchical multi-label classification (HMLC) is essential for modeling complex label dependencies in remote sensing. Existing methods, however, struggle with multi-path hierarchies where instances belong to multiple branches, and they…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Marjan Stoimchev , Boshko Koloski , Jurica Levatić , Dragi Kocev , Sašo Džeroski
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