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检索条件"主题词=empirical mode decomposition method"
24 条 记 录,以下是1-10 订阅
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11-year solar cycle in the stratosphere extracted by the empirical mode decomposition method
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SOLAR VARIABILITY AND CLIMATE CHANGE 2004年 第2期34卷 323-329页
作者: Coughlin, KT Tung, KK Univ Washington Seattle WA 98195 USA
We apply a novel method to extract the solar cycle signal from stratospheric data. An alternative to traditional analysis is a nonlinear empirical mode decomposition (EMD) method. This method is adaptive and therefore... 详细信息
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Vibrodiagnostics of Compressor Valves via empirical mode decomposition method  2
Vibrodiagnostics of Compressor Valves via Empirical Mode Dec...
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2nd International Ural Conference on Measurements (UralCon)
作者: Khvostov, A. A. Ryazhskih, V. I. Ryazhskih, A. V. Zhukovsky Gagarin Air Force Acad Dept Math Voronezh Russia Voronezh State Tech Univ Dept Appl Math Voronezh Russia
The paper presents a mathematical model of a piston compressor which is a part of an oxygen gas generator. Taking into account the structural parameters of the compressor, as well as the suction and pressurization val... 详细信息
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Single-channel blind source separation for vibration signals based on TVF-EMD and improved SCA
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IET SIGNAL PROCESSING 2020年 第4期14卷 259-268页
作者: Ma, Baoze Zhang, Tianqi Chongqing Univ Posts & Telecommun Sch Commun & Informat Engn Chongqing Peoples R China
A novel single-channel blind source separation method is studied. This method not only addresses the problem that the traditional blind source separation method depends on the number of sensors but also achieves the p... 详细信息
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The joint probability distribution of runoff and sediment and its change characteristics with multi-time scales
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JOURNAL OF HYDROLOGY AND HYDROMECHANICS 2014年 第3期62卷 218-225页
作者: Zhang, Jinping Ding, Zhihong You, Jinjun Zhengzhou Univ Inst Water Resources & Environm Zhengzhou 450001 Henan Province Peoples R China Haihe River Water Conservancy Commiss Tianjin 300072 Peoples R China China Inst Water Resources & Hydropower Res State Key Lab Hydrol Cycle Simulat & Regulat Beijing 100038 Peoples R China
River runoff and sediment transport are two related random hydrologic variables. The traditional statistical analysis method usually requires those two variables to be linearly correlated, and also have an identical m... 详细信息
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Realising the decomposition of a multi-frequency signal under the coloured noise background by the adaptive stochastic resonance in the non-linear system with periodic potential
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IET SIGNAL PROCESSING 2018年 第7期12卷 930-936页
作者: Huang, Xiaogang Zhang, Jingling Lv, Meilei Shen, Gang Yang, Jianhua Shanghai Maritime Univ Dept Elect Automat Shanghai 201306 Peoples R China Quzhou Univ Coll Elect & Informat Engn Quzhou 324000 Peoples R China China Univ Min & Technol Sch Mechatron Engn Xuzhou 221116 Jiangsu Peoples R China Univ Michigan Dept Mech Engn Ann Arbor MI 48109 USA
The authors investigate a multi-frequency signal which is decomposed failure by the traditional empirical mode decomposition (EMD) method. Moreover, the multi-frequency signal submerged in the coloured noise increases... 详细信息
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Detection and classification of micro-grid faults based on HHT and machine learning techniques
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IET GENERATION TRANSMISSION & DISTRIBUTION 2018年 第2期12卷 388-397页
作者: Mishra, Manohar Rout, Pravat Kumar Siksha O Anusandhan Univ Elect Engn Dept Bhubaneswar 751030 Odisha India Siksha O Anusandhan Univ Inst Tech Educ & Res Elect & Elect Engn Dept Bhubaneswar 751030 Odisha India
This study presents a novel micro-grid protection scheme based on Hilbert-Huang transform (HHT) and machine learning techniques. Initialisation of the proposed approach is done by extracting the three-phase current si... 详细信息
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A fast online bandwidth empirical mode decomposition scheme for avoidance of the mode mixing problem
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PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART C-JOURNAL OF MECHANICAL ENGINEERING SCIENCE 2018年 第20期232卷 3652-3674页
作者: Massouleh, S. H. Momeni Kordkheili, Seyed Ali Hosseini Navazi, H. Mohammad Sharif Univ Technol Aerosp Engn Dept Ctr Res & Dev Space Sci & Technol Azadi AvePOB 11365 Tehran Iran
The main objective of this work is to propose a scheme to extract intrinsic mode functions of online data with an acceptable speed as well as accuracy. For this purpose, an individual block framework method is firstly... 详细信息
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Research on the drought index of irrigation district with multi-time scales
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ENVIRONMENTAL MONITORING AND ASSESSMENT 2013年 第10期185卷 8749-8757页
作者: Zhang, Jinping Guo, Bingtuo Ding, Zhihong Zhengzhou Univ Zhengzhou 450001 Henan Province Peoples R China Yellow River Engn Consulting Co Ltd Zhengzhou 450003 Henan Province Peoples R China Tianjin Zhongshui Sci & Technol Consulting Co Ltd Tianjin 300170 Peoples R China Zhengzhou Univ Inst Water Resources & Environm Zhengzhou 450001 Henan Province Peoples R China
The empirical mode decomposition method is applied to analyze fluctuating periods and local features of the annual drought index and the drought index in the irrigation and non-irrigation periods from 1956 to 2010 in ... 详细信息
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Hard component detection of transient noise and its removal using empirical mode decomposition and wavelet-based predictive filter
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IET SIGNAL PROCESSING 2018年 第7期12卷 907-916页
作者: Tanwar, Pushpraj Somkuwar, Ajay Maulana Azad Natl Inst Technol Dept Elect & Commun Engn Bhopal India
In this study, the authors propose a novel method that provides weapon sound (WS) interference reduction of military instruction sound or instructions sound (IS). This method comprises of the following steps. In the f... 详细信息
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Dynamic and quasi-static signal separation method for bridges under moving loads based on long-gauge FBG strain monitoring
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JOURNAL OF LOW FREQUENCY NOISE VIBRATION AND ACTIVE CONTROL 2019年 第2期38卷 388-402页
作者: Lu, Huaxi Gao, Zhicheng Wu, Bitao Zhou, Zhenwei East China Jiaotong Univ Coll Civil Engn Nanchang 330013 Jiangxi Peoples R China Southeast Univ Coll Civil Engn Nanjing Jiangsu Peoples R China
Structural health monitoring is an important means of obtaining the state information of bridges, and the extracted quasi-static strain signal can reflect the stress state of bridges directly. However, the strain sign... 详细信息
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