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An early composite fault feature extraction method of bearing based on square envelope spectrum negentropy criterion
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2022, 卷号: 41, 期号: 8, 页码: 179-187
作者:
Chen, Peng
;
Zhao, Xiaoqiang
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2022/06/20
Failure analysis
Fault detection
Spectrum analysis
Bearing
Composite fault
Early composite fault diagnose
Envelope spectra
Faults diagnosis
Grasshopper optimization algorithm
Negentropy
Optimization algorithms
Square envelope spectrum negentropy
Swarm decomposition
The difference between vapor injection cycle with fl ash tank and intermediate heat exchanger for air source heat pump: An experimental and theoretical study
期刊论文
ENERGY, 2021, 卷号: 221
作者:
Wang, Jijin
;
Qv, Dehu
;
Yao, Yang
;
Ni, Long
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2021/06/03
Air source heat pumps
Vapor-injection configurations
Refrigerant mass flow and distribution
Injected entropy
Negentropy
The difference between vapor injection cycle with flash tank and intermediate heat exchanger for air source heat pump: An experimental and theoretical study
期刊论文
Energy, 2021, 卷号: 221, 期号: /
作者:
Qv, Dehu
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2021/01/20
Air source heat pumps
Vapor-injection configurations
Refrigerant mass flow and distribution
Injected entropy
Negentropy
Periodicity-impulsiveness spectrum based on singular value negentropy and its application for identification of optimal frequency band
期刊论文
IEEE Transactions on Industrial Electronics, 2019, 卷号: 66, 页码: 3127-3138
作者:
Miao, Yonghao
;
Zhao, Ming
;
Lin, Jing
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2019/11/19
Entropy
Fault diagnosis
feature extraction
Frequency conversion
Indexes
Matrix decomposition
Motor bearing
period-oriented kurtosis
Resonant frequency
resonant frequency band
singular value negentropy
Vibrations
Periodicity-Impulsiveness Spectrum Based on Singular Value Negentropy and Its Application for Identification of Optimal Frequency Band
期刊论文
IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, 2019, 卷号: 66, 页码: 3127-3138
作者:
Miao, Yonghao
;
Zhao, Ming
;
Lin, Jing
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2019/12/30
Feature extraction
motor bearing
period-oriented kurtosis
resonant frequency band
singular value negentropy (SVN)
Negentropy and gradient iteration based fast independent component analysis for multiple random fault sources blind identification and separation
会议论文
作者:
Wang, Cheng
;
Wang, Jianying
;
Zhong, Bineng
;
Ying, Hui
;
Yan, Guirong
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  |  
浏览/下载:3/0
  |  
提交时间:2019/12/02
multiple random fault sources
fast independent component analysis
gradient iteration
blind identification and separation
Blind signal separation
negentropy
vibration measurement response signals
Frequency-domain blind deconvolution based on negentropy using standard symmetric power distribution
会议论文
作者:
Zou, Anqi
;
Gao, Jinghuai
;
Zhang, Bing
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  |  
浏览/下载:2/0
  |  
提交时间:2019/12/02
Deconvolution method
Frequency-domain blind deconvolution
Multi-channel seismic
Power function distribution
Regularization terms
Synthetic and real data
Triangular distribution
Uniform distribution
Noisy component extraction with reference
期刊论文
计算机科学前沿, 2013, 卷号: 7, 期号: 1, 页码: 135-144
作者:
Zhao, Yongjian
;
He, Hong
;
Mi, Jianxun
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  |  
浏览/下载:2/0
  |  
提交时间:2019/12/23
blind signal processing
reference signal
Gaussian moments
negentropy
objective function
biomedical signal
measure
performance index
Semi-blind negentropy maximization algorithm for enhancing a specific speech
会议论文
Proceedings of the 7th International Conference on Natural Computation (ICNC2011)
作者:
Lin QH(林秋华)
;
Gong XF(龚晓峰)
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2019/12/18
A semi-blind negentropy maximization algorithm for enhancing a specific speech
会议论文
2011 7th International Conference on Natural Computation, ICNC 2011, Shanghai, 2011-07-26
作者:
Lin J.-G.
;
Lin Q.-H.
;
Gong X.-F.
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  |  
浏览/下载:2/0
  |  
提交时间:2019/12/18
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