Evidence map›Paper›PMID 35890845›Full record

ArticleSensors (Basel, Switzerland)2022

An Oversampling Method of Unbalanced Data for Mechanical Fault Diagnosis Based on MeanRadius-SMOTE.

Feng Duan, Shuai Zhang, Yinze Yan, Zhiqiang Cai

Abstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

14 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Feng DuanSchool of Mechanical Engineering, Northwestern Polytechnical University, Xi'an 710072, China.ORCID 0000-0002-3270-9220
Shuai ZhangSchool of Mechanical Engineering, Northwestern Polytechnical University, Xi'an 710072, China.
Yinze YanSchool of Mechanical Engineering, Northwestern Polytechnical University, Xi'an 710072, China.
Zhiqiang CaiSchool of Mechanical Engineering, Northwestern Polytechnical University, Xi'an 710072, China.ORCID 0000-0002-7380-8110

Funding

Basic Research Project of Natural Science of Shaanxi Province 2022JM-433Key R&D Program of Shaanxi Province 2021ZDLGY10-06Key R&D Program of Shaanxi Province 2022GY-207National Natural Science Foundation of China 71871181
6 · The paper itself

Abstract

With the development of machine learning, data-driven mechanical fault diagnosis methods have been widely used in the field of PHM. Due to the limitation of the amount of fault data, it is a difficult problem for fault diagnosis to solve the problem of unbalanced data sets. Under unbalanced data sets, faults with little historical data are always difficult to diagnose and lead to economic losses. In order to improve the prediction accuracy under unbalanced data sets, this paper proposes MeanRadius-SMOTE based on the traditional SMOTE oversampling algorithm, which effectively avoids the generation of useless samples and noise samples. This paper validates the effectiveness of the algorithm on three linear unbalanced data sets and four step unbalanced data sets. Experimental results show that MeanRadius-SMOTE outperforms SMOTE and LR-SMOTE in various evaluation indicators, as well as has better robustness against different imbalance rates. In addition, MeanRadius-SMOTE can take into account the prediction accuracy of the overall and minority class, which is of great significance for engineering applications.

Indexed as

MeanRadius-SMOTEmechanical fault diagnosisminority classunbalanced data set

Identifiers

PMID35890845
PMCPMC9324964

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.