Discriminant analysis-based dimension reduction for hyperspectral image classification: A survey of the most recent advances and an experimental comparison of …

W Li, F Feng, H Li, Q Du - IEEE Geoscience and Remote …, 2018 - ieeexplore.ieee.org
Hyperspectral imagery contains hundreds of contiguous bands with a wealth of spectral
signatures, making it possible to distinguish materials through subtle spectral discrepancies …

Feature learning using spatial-spectral hypergraph discriminant analysis for hyperspectral image

F Luo, B Du, L Zhang, L Zhang… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
Hyperspectral image (HSI) contains a large number of spatial-spectral information, which
will make the traditional classification methods face an enormous challenge to discriminate …

Semisupervised feature extraction of hyperspectral image using nonlinear geodesic sparse hypergraphs

Y Duan, H Huang, T Wang - IEEE Transactions on Geoscience …, 2021 - ieeexplore.ieee.org
Recently, the sparse representation (SR)-based graph embedding method has been
extensively used in feature extraction (FE) tasks, but it is hard to reveal the complex manifold …

Local geometric structure feature for dimensionality reduction of hyperspectral imagery

F Luo, H Huang, Y Duan, J Liu, Y Liao - Remote Sensing, 2017 - mdpi.com
Marginal Fisher analysis (MFA) exploits the margin criterion to compact the intraclass data
and separate the interclass data, and it is very useful to analyze the high-dimensional data …

Unsupervised feature extraction in hyperspectral images based on Wasserstein generative adversarial network

M Zhang, M Gong, Y Mao, J Li… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Feature extraction (FE) is a crucial research area in hyperspectral image (HSI) processing.
Recently, due to the powerful ability of deep learning (DL) to extract spatial and spectral …

Semisupervised sparse manifold discriminative analysis for feature extraction of hyperspectral images

F Luo, H Huang, Z Ma, J Liu - IEEE Transactions on Geoscience …, 2016 - ieeexplore.ieee.org
The graph embedding (GE) framework is very useful to extract the discriminative features of
hyperspectral images (HSIs) for classification. However, a major challenge of GE is how to …

Quantitative estimation of soil properties using hybrid features and RNN variants

S Singh, SS Kasana - Chemosphere, 2022 - Elsevier
Estimating soil properties is important for maximizing the production of crops in sustainable
agriculture. The hyperspectral data next input depends upon the previous one, and the …

Local constraint-based sparse manifold hypergraph learning for dimensionality reduction of hyperspectral image

Y Duan, H Huang, Y Tang - IEEE Transactions on Geoscience …, 2020 - ieeexplore.ieee.org
Sparse representation-based graph embedding methods have been successfully applied to
dimensionality reduction (DR) in recent years. However, these approaches usually become …

Modified tensor locality preserving projection for dimensionality reduction of hyperspectral images

YJ Deng, HC Li, L Pan, LY Shao, Q Du… - IEEE Geoscience and …, 2018 - ieeexplore.ieee.org
By considering the cubic nature of hyperspectral image (HSI) to address the issue of the
curse of dimensionality, we have introduced a tensor locality preserving projection (TLPP) …

Semi-supervised enhanced discriminative local constraint preserving projection for dimensionality reduction of medical hyperspectral images

H Gao, M Yang, X Cao, Q Liu, P Xu - Computers in Biology and Medicine, 2023 - Elsevier
Microscopic hyperspectral images has the advantage of containing rich spatial and spectral
information. However, the large number of spectral bands provides a significant amount of …