[HTML][HTML] Class imbalance ensemble learning based on the margin theory

W Feng, W Huang, J Ren - Applied Sciences, 2018 - mdpi.com
The proportion of instances belonging to each class in a data-set plays an important role in
machine learning. However, the real world data often suffer from class imbalance. Dealing …

GPF-Net: Graph-polarized fusion network for hyperspectral image classification

Q Yu, W Wei, Z Pan, J He, S Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Recently, there has been growing interest in hyperspectral images (HSIs) classification
tasks, with both graph neural networks (GNN) and convolutional neural networks (CNNs) …

Enhanced-random-feature-subspace-based ensemble CNN for the imbalanced hyperspectral image classification

Q Lv, W Feng, Y Quan, G Dauphin… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
Hyperspectral image (HSI) classification often faces the problem of multiclass imbalance,
which is considered to be one of the major challenges in the field of remote sensing. In …

New margin-based subsampling iterative technique in modified random forests for classification

W Feng, G Dauphin, W Huang, Y Quan… - Knowledge-Based Systems, 2019 - Elsevier
Diversity within base classifiers has been recognized as an important characteristic of an
ensemble classifier. Data and feature sampling are two popular methods of increasing such …

Semi-supervised rotation forest based on ensemble margin theory for the classification of hyperspectral image with limited training data

W Feng, Y Quan, G Dauphin, Q Li, L Gao, W Huang… - Information …, 2021 - Elsevier
In this paper, an adaptive semi-supervised rotation forest (SSRoF) algorithm is proposed for
the classification of hyperspectral images with limited training data. Our proposition is based …

Imbalanced hyperspectral image classification with an adaptive ensemble method based on SMOTE and rotation forest with differentiated sampling rates

W Feng, W Huang, W Bao - IEEE Geoscience and Remote …, 2019 - ieeexplore.ieee.org
Rotation forest (RoF) is a powerful ensemble classifier and has been demonstrated the
outstanding performance in hyperspectral data classification. However, the classification …

Hyperspectral Image Classification Using Groupwise Separable Convolutional Vision Transformer Network

Z Zhao, X Xu, S Li, A Plaza - IEEE Transactions on Geoscience …, 2024 - ieeexplore.ieee.org
Recently, vision transformer (ViT)-based deep learning (DL) models have achieved
remarkable performance gains in hyperspectral image classification (HSIC) due to their …

Dynamic synthetic minority over-sampling technique-based rotation forest for the classification of imbalanced hyperspectral data

W Feng, G Dauphin, W Huang, Y Quan… - IEEE Journal of …, 2019 - ieeexplore.ieee.org
Rotation forest (RoF) is a powerful ensemble classifier and has attracted substantial
attention due to its performance in hyperspectral data classification. Multi-class imbalance …

[HTML][HTML] SMOTE-based weighted deep rotation forest for the imbalanced hyperspectral data classification

Y Quan, X Zhong, W Feng, JCW Chan, Q Li, M Xing - Remote Sensing, 2021 - mdpi.com
Conventional classification algorithms have shown great success in balanced hyperspectral
data classification. However, the imbalanced class distribution is a fundamental problem of …

[HTML][HTML] Label noise cleaning with an adaptive ensemble method based on noise detection metric

W Feng, Y Quan, G Dauphin - Sensors, 2020 - mdpi.com
Real-world datasets are often contaminated with label noise; labeling is not a clear-cut
process and reliable methods tend to be expensive or time-consuming. Depending on the …