Feature extraction for hyperspectral imagery: The evolution from shallow to deep: Overview and toolbox

B Rasti, D Hong, R Hang, P Ghamisi… - … and Remote Sensing …, 2020 - ieeexplore.ieee.org
Hyperspectral images (HSIs) provide detailed spectral information through hundreds of
(narrow) spectral channels (also known as dimensionality or bands), which can be used to …

A review of unsupervised band selection techniques: Land cover classification for hyperspectral earth observation data

RN Patro, S Subudhi, PK Biswal… - IEEE Geoscience and …, 2021 - ieeexplore.ieee.org
A hyperspectral image (HSI) is a collection of several narrow-band images that span a wide
spectral range. Each band reflects the same scene, composed of various objects imaged at …

Hyperspectral image classification: An analysis employing CNN, LSTM, transformer, and attention mechanism

F Viel, RC Maciel, LO Seman, CA Zeferino… - IEEE …, 2023 - ieeexplore.ieee.org
Hyperspectral images contain tens to hundreds of bands, implying a high spectral
resolution. This high spectral resolution allows for obtaining a precise signature of structures …

Hyperspectral image classification via deep structure dictionary learning

W Wang, Y Han, C Deng, Z Li - Remote Sensing, 2022 - mdpi.com
The construction of diverse dictionaries for sparse representation of hyperspectral image
(HSI) classification has been a hot topic over the past few years. However, compared with …

[PDF][PDF] A survey of band selection techniques for hyperspectral image classification

SS Sawant, M Prabukumar - Journal of Spectral Imaging, 2020 - pdfs.semanticscholar.org
The hyperspectral imaging technology discussed here captures a scene by using various
imaging spectrometer sensors [eg Airborne Visible Infrared Imaging Spectrometer (AVIRIS) …

Hyperspectral band selection for spectral–spatial anomaly detection

W Xie, Y Li, J Lei, J Yang, CI Chang… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Owing to significantly improved spectral resolution, a hyperspectral imaging sensor can now
uncover many unknown subtle material substances. In many cases, anomalies are usually …

An Unsupervised Feature Extraction Using Endmember Extraction and Clustering Algorithms for Dimension Reduction of Hyperspectral Images

SH Alizadeh Moghaddam, S Gazor, F Karami… - Remote Sensing, 2023 - mdpi.com
Hyperspectral images (HSIs) provide rich spectral information, facilitating many applications,
including landcover classification. However, due to the high dimensionality of HSIs …

Estimation of the total nonstructural carbohydrate concentration in apple trees using hyperspectral imaging

YS Kang, KS Park, ER Kim, JC Jeong, CS Ryu - Horticulturae, 2023 - mdpi.com
The total nonstructural carbohydrate (TNC) concentration is an important indicator of the
growth period and health of fruit trees. Remote sensing can be applied to monitor the TNC …

Development of spectral indexes in hyperspectral imagery for land cover assessment

DM Varade, AK Maurya, O Dikshit - IETE Technical Review, 2019 - Taylor & Francis
Spectral indexes (SI) are widely used for land cover characterization and also in several
physical models for the study of land surface processes. For example, the normalized …

[PDF][PDF] Clustering-Based Band Selection Using Structural Similarity Index and Entropy for Hyperspectral Image Classification.

A Ghorbanian, Y Maghsoudi… - Traitement du …, 2020 - researchgate.net
Accepted: 15 October 2020 Despite the unique capabilities of hyperspectral images for
classification tasks, handling the high dimension of these data is challenging. Therefore …