Evidence map›Paper›PMID 29899216›Full record

ArticleSensors (Basel, Switzerland)2018

A Novel Bearing Multi-Fault Diagnosis Approach Based on Weighted Permutation Entropy and an Improved SVM Ensemble Classifier.

Shenghan Zhou, Silin Qian, Wenbing Chang, Yiyong Xiao, Yang Cheng

Abstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

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3 · Its place in the literature

Who cites it

21 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

5 authors.

Shenghan ZhouSchool of Reliability and Systems Engineering, Beihang University, Beijing 100191, China. zhoush@buaa.edu.cn.ORCID 0000-0001-7979-4912
Silin QianSchool of Reliability and Systems Engineering, Beihang University, Beijing 100191, China. qiansilin@buaa.edu.cn.ORCID 0000-0003-3416-0769
Wenbing ChangSchool of Reliability and Systems Engineering, Beihang University, Beijing 100191, China. changwenbing@263.net.
Yiyong XiaoSchool of Reliability and Systems Engineering, Beihang University, Beijing 100191, China. xiaoyiyong@buaa.edu.cn.
Yang ChengCenter for Industrial Production, Aalborg University, 9220 Aalborg, Denmark. cy@business.aau.dk.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Timely and accurate state detection and fault diagnosis of rolling element bearings are very critical to ensuring the reliability of rotating machinery. This paper proposes a novel method of rolling bearing fault diagnosis based on a combination of ensemble empirical mode decomposition (EEMD), weighted permutation entropy (WPE) and an improved support vector machine (SVM) ensemble classifier. A hybrid voting (HV) strategy that combines SVM-based classifiers and cloud similarity measurement (CSM) was employed to improve the classification accuracy. First, the WPE value of the bearing vibration signal was calculated to detect the fault. Secondly, if a bearing fault occurred, the vibration signal was decomposed into a set of intrinsic mode functions (IMFs) by EEMD. The WPE values of the first several IMFs were calculated to form the fault feature vectors. Then, the SVM ensemble classifier was composed of binary SVM and the HV strategy to identify the bearing multi-fault types. Finally, the proposed model was fully evaluated by experiments and comparative studies. The results demonstrate that the proposed method can effectively detect bearing faults and maintain a high accuracy rate of fault recognition when a small number of training samples are available.

Indexed as

fault diagnosishybrid voting strategyrolling bearingSVM ensemble classifierWPE

Identifiers

PMID29899216
PMCPMC6022092

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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.