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 …

Human-in-the-loop: Using classifier decision boundary maps to improve pseudo labels

BC Benato, C Grosu, AX Falcão, AC Telea - Computers & Graphics, 2024 - Elsevier
For classification tasks, several strategies aim to tackle the problem of not having sufficient
labeled data, usually by automatic labeling or by fully passing this task to a user. Automatic …

Noise-tolerant co-trained semisupervised soft sensor model for industrial process

Q Lei, H Wang - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
Soft sensors are often used to obtain variables that are difficult to directly measure in an
industrial process. In this article, a co-training-based semisupervised soft sensor model is …

Measuring the quality of projections of high-dimensional labeled data

BC Benato, AX Falcão, AC Telea - Computers & Graphics, 2023 - Elsevier
Dimensionality reduction techniques, also called projections, are one of the main tools for
visualizing high-dimensional data. To compare such techniques, several quality metrics …

Deep feature annotation by iterative meta-pseudo-labeling on 2D projections

BC Benato, AC Telea, AX Falcão - Pattern Recognition, 2023 - Elsevier
The absence of large annotated datasets to train deep neural networks (DNNs) is an issue
since manual annotation is time-consuming, expensive, and error-prone. Semi-supervised …

ABAE: Auxiliary Balanced AutoEncoder for class-imbalanced semi-supervised learning

Q Tang, X Wei, Q Su, S Zhang - Pattern Recognition Letters, 2024 - Elsevier
Semi-supervised learning has achieved extraordinary success in prevalent image-
classification benchmarks. However, a class-balanced distribution that differs notably from …

Semi-supervised deep learning based on label propagation in a 2D embedded space

BC Benato, JF Gomes, AC Telea, AX Falcão - Progress in Pattern …, 2021 - Springer
Expert human supervision of the large labeled training sets needed by convolutional neural
networks is expensive. To obtain sufficient labeled samples to train a model, one can …

Iterative pseudo-labeling with deep feature annotation and confidence-based sampling

BC Benato, AC Telea, AX Falcão - 2021 34th SIBGRAPI …, 2021 - ieeexplore.ieee.org
Training deep neural networks is challenging when large and annotated datasets are
unavailable. Extensive manual annotation of data samples is time-consuming, expensive …

Research on Anomaly Identification and Screening and Metallogenic Prediction Based on Semisupervised Neural Network

R Zhang, Z Xi - Computational Intelligence and Neuroscience, 2022 - Wiley Online Library
This paper firstly introduces the background of the research on neural network and anomaly
identification screening and mineralization prediction under semisupervised learning, then …

On the use of deep active semi-supervised learning for fast rendering in global illumination

I Constantin, J Constantin, A Bigand - Journal of Imaging, 2020 - mdpi.com
Convolution neural networks usually require large labeled data-sets to construct accurate
models. However, in many real-world scenarios, such as global illumination, labeling data …