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Deep domain adaptation methods can reduce the distribution discrepancy by learning domain-invariant embedddings. However, these methods only focus on aligning the whole data distributions, without considering the class-level relations among…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Weijian Deng , Liang Zheng , Jianbin Jiao

Tensor networks are efficient factorisations of high-dimensional tensors into a network of lower-order tensors. They have been most commonly used to model entanglement in quantum many-body systems and more recently are witnessing increased…

计算机视觉与模式识别 · 计算机科学 2022-02-24 Raghavendra Selvan , Erik B Dam , Søren Alexander Flensborg , Jens Petersen

The graph embedding (GE) methods have been widely applied for dimensionality reduction of hyperspectral imagery (HSI). However, a major challenge of GE is how to choose proper neighbors for graph construction and explore the spatial…

计算机视觉与模式识别 · 计算机科学 2018-12-27 Hong Huang , Guangyao Shi , Haibo He , Yule Duan , Fulin Luo

Hyperspectral super-resolution (HSR) fuses a low-resolution hyperspectral image (HSI) and a high-resolution multispectral image (MSI) to obtain a high-resolution HSI (HR-HSI). In this paper, we propose a new model, named coupled tensor ring…

图像与视频处理 · 电气工程与系统科学 2020-01-07 Wei He , Yong Chen , Naoto Yokoya , Chao Li , Qibin Zhao

The lack of proper class discrimination among the Hyperspectral (HS) data points poses a potential challenge in HS classification. To address this issue, this paper proposes an optimal geometry-aware transformation for enhancing the…

机器学习 · 计算机科学 2018-07-10 Ramanarayan Mohanty , S L Happy , Aurobinda Routray

Unsupervised domain adaptation techniques, extensively studied in hyperspectral image (HSI) classification, aim to use labeled source domain data and unlabeled target domain data to learn domain invariant features for cross-scene…

计算机视觉与模式识别 · 计算机科学 2024-08-29 Jie Feng , Tianshu Zhang , Junpeng Zhang , Ronghua Shang , Weisheng Dong , Guangming Shi , Licheng Jiao

We propose a novel approach for hyperspectral super-resolution, that is based on low-rank tensor approximation for a coupled low-rank multilinear (Tucker) model. We show that the correct recovery holds for a wide range of multilinear ranks.…

信号处理 · 电气工程与系统科学 2020-01-22 Clémence Prévost , Konstantin Usevich , Pierre Comon , David Brie

Dimensionality reduction is a crucial preprocessing for hyperspectral data analysis - finding an appropriate subspace is often required for subsequent image classification. In recent work, we proposed supervised angular information based…

计算机视觉与模式识别 · 计算机科学 2016-07-18 Minshan Cui , Saurabh Prasad

By representing documents as mixtures of topics, topic modeling has allowed the successful analysis of datasets across a wide spectrum of applications ranging from ecology to genetics. An important body of recent work has demonstrated the…

统计理论 · 数学 2025-01-03 Yating Liu , Claire Donnat

In this letter, we propose a novel semi-supervised subspace clustering method, which is able to simultaneously augment the initial supervisory information and construct a discriminative affinity matrix. By representing the limited amount of…

计算机视觉与模式识别 · 计算机科学 2023-01-05 Yuheng Jia , Guanxing Lu , Hui Liu , Junhui Hou

The use of Deep Learning techniques for classification in Hyperspectral Imaging (HSI) is rapidly growing and achieving improved performances. Due to the nature of the data captured by sensors that produce HSI images, a common issue is the…

计算机视觉与模式识别 · 计算机科学 2023-10-17 Aryan Vats , Manan Suri

Hyperspectral imaging, providing abundant spatial and spectral information simultaneously, has attracted a lot of interest in recent years. Unfortunately, due to the hardware limitations, the hyperspectral image (HSI) is vulnerable to…

计算机视觉与模式识别 · 计算机科学 2017-09-04 Yi Chang , Luxin Yan , Houzhang Fang , Sheng Zhong , Zhijun Zhang

The advancement of sensing technology has driven the widespread application of high-dimensional data. However, issues such as missing entries during acquisition and transmission negatively impact the accuracy of subsequent tasks. Tensor…

图像与视频处理 · 电气工程与系统科学 2025-04-09 Jie Yang , Chang Su , Yuhan Zhang , Jianjun Zhu , Jianli Wang

This work introduces a tensor-based method to perform supervised classification on spatiotemporal data processed in an echo state network. Typically when performing supervised classification tasks on data processed in an echo state network,…

机器学习 · 计算机科学 2017-08-25 Ashley Prater

High-dimensional and complex spectral structures make the clustering of hyperspectral images (HSI) a challenging task. Subspace clustering is an effective approach for addressing this problem. However, current subspace clustering algorithms…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Renxiang Guan , Zihao Li , Xianju Li , Chang Tang , Ruyi Feng

Over the past decade, hyperspectral image (HSI) classification has drawn considerable interest due to HSIs' ability to effectively distinguish terrestrial objects by capturing detailed, continuous spectral information. The strong…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Mohammed Q. Alkhatib , Ali Jamali

Low rank tensor representation (LRTR) methods are very useful for hyperspectral anomaly detection (HAD). To overcome the limitations that they often overlook spectral anomaly and rely on large-scale matrix singular value decomposition, we…

计算机视觉与模式识别 · 计算机科学 2025-03-10 Quan Yu , Yu-Hong Dai , Minru Bai

Traditional domain adaptive semantic segmentation addresses the task of adapting a model to a novel target domain under limited or no additional supervision. While tackling the input domain gap, the standard domain adaptation settings…

计算机视觉与模式识别 · 计算机科学 2022-07-29 Rui Gong , Martin Danelljan , Dengxin Dai , Danda Pani Paudel , Ajad Chhatkuli , Fisher Yu , Luc Van Gool

Owing to the rapid development of sensor technology, hyperspectral (HS) remote sensing (RS) imaging has provided a significant amount of spatial and spectral information for the observation and analysis of the Earth's surface at a distance…

计算机视觉与模式识别 · 计算机科学 2022-05-16 Minghua Wang , Danfeng Hong , Zhu Han , Jiaxin Li , Jing Yao , Lianru Gao , Bing Zhang , Jocelyn Chanussot

Conventional nonlinear subspace learning techniques (e.g., manifold learning) usually introduce some drawbacks in explainability (explicit mapping) and cost-effectiveness (linearization), generalization capability (out-of-sample), and…

计算机视觉与模式识别 · 计算机科学 2020-09-22 Danfeng Hong , Naoto Yokoya , Jocelyn Chanussot , Jian Xu , Xiao Xiang Zhu