QQ客服 官方微博 反馈留言

浏览/检索结果: 共5条，第1-5条 帮助 限定条件 发表日期：2019     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Fault feature extraction of rotating machinery based on EWT and a weighted multi neighborhood rough set 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2019, 卷号: 38, 期号: 24, 页码: 235-242 作者:  Wu, Yaochun;  Zhao, Rongzhen;  Jin, Wuyin 收藏  |  浏览/下载：12/0  |  提交时间：2020/11/14 Classification (of information)  Extraction  Iterative methods  Probability  Rotating machinery  Rough set theory  Time domain analysis  Wavelet transforms  Characteristics of vibrations  Empirical wavelet transform(EWT)  Fault feature extractions  Feature selection methods  Multiple neighborhoods  Neighborhood rough sets  Probability of occurrence  Time domain characteristics   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   Distinctive capabilities of micropollutant biotransformation by comammox bacterium Nitrospira inopinata 期刊论文 ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2019, 卷号: 257 作者:  Yu, Yaochun;  Han, Ping;  Zhou, Li-jun;  Tian, Zhenyu;  Li, Zhong 收藏  |  浏览/下载：5/0  |  提交时间：2020/09/16 Specific Micropollutant Biotransformation Pattern by the Comammox Bacterium Nitrospira inopinata 期刊论文 ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2019, 卷号: 53, 期号: 15, 页码: 8695-8705 作者:  Han, Ping;  Yu, Yaochun;  Zhou, Lijun;  Tian, Zhenyu;  Li, Zhong 收藏  |  浏览/下载：6/0  |  提交时间：2020/09/16 Cometabolic biotransformation and microbial-mediated abiotic transformation of sulfonamides by three ammonia oxidizers 期刊论文 WATER RESEARCH, 2019, 卷号: 159, 页码: 444-453 作者:  Zhou, Li-Jun;  Han, Ping;  Yu, Yaochun;  Wang, Baozhan;  Men, Yujie 收藏  |  浏览/下载：14/0  |  提交时间：2020/09/16