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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 A synthetic method for photovoltaic series arc fault detection with different loads and its identification 会议论文 作者:  Chen, Silei;  Li, Xingwen;  Xiong, Jiayu;  Wang, Qian 收藏  |  浏览/下载：3/0  |  提交时间：2019/11/26 Detection methods  Experimental platform  Photovoltaic generation  Reliable methods  Series arc-fault  Short time fourier transformations  Synthetic methods  Transient process   Timbre identification of instrumental music via energy distribution modeling 会议论文 作者:  Guo, Jinxi;  Ding, Mengying;  Guan, Xiaohong;  Du, Youtian;  Feng, Jicheng 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/02 Energy distributions  Frequency spectrum analysis  Linear Predictive Coding  Number of factors  One-dimensional features  Short time fourier transformations  Spectral envelopes  Timbre analysis   Signal moments for the short-time Fourier transform associated with Hardy-Sobolev derivatives (EI收录) 期刊论文 Mathematical Methods in the Applied Sciences, 2015, 卷号: 38, 页码: 2719-2730 作者:  Liu, M.[1];  Kou, K.I.[2];  Morais, J.[3];  Dang, P.[4] 收藏  |  浏览/下载：3/0  |  提交时间：2019/04/25 Fourier transforms  Mathematical transformations  Time varying systems   Analysis of non-stationary signal of a sudden unbalanced spindle based on wavelet noise reduction and short-time Fourier transformation 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2014, 卷号: 33, 期号: [db:dc_citation_issue], 页码: 20-23+36 作者:  Hu, Zhen-Bang;  Xu, Mu-Xun;  Jiang, Ge-Dong;  Zhang, Dong-Sheng 收藏  |  浏览/下载：15/0  |  提交时间：2019/12/03 Fourier transformations  Non stationary characteristics  Nonstationary signals  Short time fourier transformations  Unbalance response  Wavelet de-noising techniques   Frequency estimation of electric signals based on the adaptive short-time Fourier transform. 期刊论文 International Journal of Electronics, 2009, 卷号: Vol.96 No.3, 页码: 267-279 作者:  Jiang, Yaqun;  He, Yigang 收藏  |  浏览/下载：3/0  |  提交时间：2020/01/13 FREQUENCY standards  FOURIER transformations  ADAPTIVE signal processing  ELECTRIC power systems  ALGORITHMS  HARMONIC analysis  SIMULATION methods  CONVOLUTIONS (Mathematics)