Hyperspectral anomaly detection: A survey

H Su, Z Wu, H Zhang, Q Du - IEEE Geoscience and Remote …, 2021 - ieeexplore.ieee.org
Hyperspectral imagery can obtain hundreds of narrow spectral bands of ground objects. The
abundant and detailed spectral information offers a unique diagnostic identification ability for …

[HTML][HTML] Dimensionality reduction for hyperspectral remote sensing: Advances, challenges, and prospects

S Hongjun - National Remote Sensing Bulletin, 2022 - ygxb.ac.cn
Hyperspectral imaging can provide narrow bands and continuous spectrum information.
However, hyperspectral image data have the characteristics of high dimensionality, rich …

A review of different dimensionality reduction methods for the prediction of sugar content from hyperspectral images of wine grape berries

R Silva, P Melo-Pinto - Applied Soft Computing, 2021 - Elsevier
Several dimensionality reduction techniques were applied to hyperspectral reflectance
images of wine grape berries, leading a study of the machine learning models' efficiency in …

Unsupervised change detection in multitemporal VHR images based on deep kernel PCA convolutional map** network

C Wu, H Chen, B Du, L Zhang - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
With the development of Earth observation technology, a very-high-resolution (VHR) image
has become an important data source of change detection (CD). These days, deep learning …

Graph evolution-based vertex extraction for hyperspectral anomaly detection

X Yang, B Tu, Q Li, J Li, A Plaza - IEEE Transactions on Neural …, 2023 - ieeexplore.ieee.org
Anomaly detection is a fundamental task in hyperspectral image (HSI) processing. However,
most existing methods rely on pixel feature vectors and overlook the relational structure …

A discriminative metric learning based anomaly detection method

B Du, L Zhang - IEEE Transactions on Geoscience and Remote …, 2014 - ieeexplore.ieee.org
Due to the high spectral resolution, anomaly detection from hyperspectral images provides a
new way to locate potential targets in a scene, especially those targets that are spectrally …

Hyperspectral anomaly detection by graph pixel selection

Y Yuan, D Ma, Q Wang - IEEE transactions on cybernetics, 2015 - ieeexplore.ieee.org
Hyperspectral anomaly detection (AD) is an important problem in remote sensing field. It can
make full use of the spectral differences to discover certain potential interesting regions …

Hyperspectral anomaly detection via a sparsity score estimation framework

R Zhao, B Du, L Zhang - IEEE Transactions on Geoscience and …, 2017 - ieeexplore.ieee.org
Anomaly detection has become an important topic in hyperspectral imagery (HSI) analysis
over the last 20 years. HSIs usually possess complexly cluttered spectral signals due to the …

A robust nonlinear hyperspectral anomaly detection approach

R Zhao, B Du, L Zhang - IEEE Journal of Selected Topics in …, 2014 - ieeexplore.ieee.org
This paper proposes a nonlinear version of an anomaly detector with a robust regression
detection strategy for hyperspectral imagery. In the traditional Mahalanobis distance-based …

A spectral-spatial based local summation anomaly detection method for hyperspectral images

B Du, R Zhao, L Zhang, L Zhang - Signal Processing, 2016 - Elsevier
Anomaly detection is one of the most popular applications in hyperspectral remote sensing
image analysis. Anomaly detection technique does not require any prior features or …