Results 41 to 50 of about 39,918 (213)

Yielding Multi-Fold Training Strategy for Image Classification of Imbalanced Weeds

open access: yesApplied Sciences, 2021
An imbalanced dataset is a significant challenge when training a deep neural network (DNN) model for deep learning problems, such as weeds classification.
Vo Hoang Trong   +3 more
doaj   +1 more source

Adaptive Age Estimation towards Imbalanced Datasets

open access: yesApplied Sciences, 2023
Current age estimation datasets often have a skewed long-tail distribution with significant data imbalance, rather than an ideal uniform distribution for each category. The existing age estimation algorithms that rely on label distribution do not leverage data density information to address the issue of data imbalance.
Zhiang Dong, Xiaoqiang Li
openaire   +2 more sources

Ensemble Capsule Network with an Attention Mechanism for the Fault Diagnosis of Bearings from Imbalanced Data Samples

open access: yesSensors, 2022
In order to solve the problem of imbalanced and noisy data samples for the fault diagnosis of rolling bearings, a novel ensemble capsule network (Capsnet) with a convolutional block attention module (CBAM) that is based on a weighted majority voting ...
Zengbing Xu   +3 more
doaj   +1 more source

Solving Simulated Imbalanced Body Performance Data using A-SUWO and Tomek Link Algorithm

open access: yesJournal of Applied Engineering and Technological Science
This research examines the impact of various sampling techniques on the performance of classification models in the context of imbalanced datasets, employing the body performance dataset as a case study.  Many studies in this field analyze the effect of
Febryan Grady   +2 more
doaj   +1 more source

An Imbalanced R-STDP Learning Rule in Spiking Neural Networks for Medical Image Classification

open access: yesIEEE Access, 2020
Spiking neural networks (SNNs) have the advantages of inherent power-efficiency, biological plausibility and good image recognition performance. They are good candidates for medical image classification especially when the labeled training data are ...
Qian Zhou, Cong Ren, Saibing Qi
doaj   +1 more source

Three-Stage Recursive Learning Technique for Face Mask Detection on Imbalanced Datasets

open access: yesMathematics
In response to the COVID-19 pandemic, governments worldwide have implemented mandatory face mask regulations in crowded public spaces, making the development of automatic face mask detection systems critical.
Chi-Yi Tsai   +2 more
doaj   +1 more source

AUC margin loss for limited, imbalanced and noisy medical image diagnosis – a case study on CheXpert5000

open access: yesCurrent Directions in Biomedical Engineering, 2023
The AUC margin loss is a valuable loss function for medical image classification as it addresses the problems of imbalanced and noisy labels. It is used by the current winner of the CheXpert competition.
Ihler Sontje, Kuhnke Felix
doaj   +1 more source

On the Classification of Imbalanced Datasets

open access: yesInternational Journal of Computer Applications, 2012
In recent research the classifications of imbalanced data sets have received considerable attention. It is natural that due to the class imbalance the classifier tends to favour majority class. In this paper we investigate the performance of different methods for handling data imbalance in the microcalcification classification which is a classical ...
H. S. Sheshadri, Arun KumarM.N
openaire   +1 more source

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