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浏览/检索结果: 共5条，第1-5条 帮助 已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择发表日期升序发表日期降序提交时间升序提交时间降序题名升序题名降序作者升序作者降序 Early fault feature extraction of rolling bearing based on optimized VMD and improved threshold denoising 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 13, 页码: 146-153 作者:  Chen, Peng;  Zhao, Xiaoqiang 收藏  |  浏览/下载：5/0  |  提交时间：2022/02/17 Extraction  Feature extraction  Signal processing  Spectrum analysis  Adaptive decomposition  Correlation coefficient  Fault feature extractions  Mode decomposition  Optimization algorithms  Optimization method  Teager energy operators  Threshold de-noising   Weak fault feature extraction of rolling bearing based on secondary clustering segmentation and Teager energy spectrum 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2020, 卷号: 39, 期号: 13, 页码: 246-253 作者:  Wang, Wangwang;  Deng, Linfeng;  Zhao, Rongzhen;  Zhang, Aihua 收藏  |  浏览/下载：14/0  |  提交时间：2020/11/14 Bandpass filters  Clustering algorithms  Copying  Fourier transforms  Fuzzy clustering  Higher order statistics  Inverse problems  Inverse transforms  Signal processing  Spectroscopy  Time domain analysis  Clustering segmentation  Different frequency  Fuzzy C-means algorithms  Inverse Fourier transforms  Periodic components  Simulation analysis  Teager energy operators  Weak fault feature extraction   Weak Fault Feature Extraction Method for Rolling Bearings Based on SVD-EEMD and TEO Energy Spectrum 期刊论文 Zhendong Ceshi Yu Zhenduan/Journal of Vibration, Measurement and Diagnosis, 2019, 卷号: 39, 期号: 4, 页码: 720-726 作者:  Zhang, Chen;  Zhao, Rongzhen;  Deng, Linfeng;  Wu, Yaochun 收藏  |  浏览/下载：10/0  |  提交时间：2020/11/14 Extraction  Feature extraction  Fourier series  Mean square error  Phase space methods  Signal processing  Singular value decomposition  Spectroscopy  Energy spectra  Ensemble empirical mode decompositions (EEMD)  Intrinsic Mode functions  Mean square error criterions  Phase space reconstruction  Sensitive features  Teager energy operators  Weak fault feature extraction   High impedance fault detection method based on variational mode decomposition and teager-kaiser energy operators for distribution network 期刊论文 IEEE Transactions on Smart Grid, 2019, 卷号: 10, 期号: 6, 页码: 6041-6054 作者:  Wang X.;  Gao J.;  Wei X.;  Song G.;  Wu L. 收藏  |  浏览/下载：10/0  |  提交时间：2019/12/11 High impedance fault  intrinsic mode function  Teager-Kaiser energy operators  time entropy  variational mode decomposition   QRS complex detection of ECG signal by using teager energy operator 会议论文 Shanghai, China, May 16, 2008 - May 18, 2008 作者:  Zhang, Aihua;  Chai, Long;  Dong, Hongsheng 收藏  |  浏览/下载：6/0  |  提交时间：2020/11/15 Bioinformatics  Biomedical engineering  Complexation  Arithmetic operations  Characteristic point  Detection rates  ECG signals  QRS complex detection  QRS complexes  Teager energy operators  Time resolution