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浏览/检索结果: 共5条，第1-5条 帮助 限定条件 专题：兰州理工大学    第一署名单位    第一作者单位    通讯作者单位     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 Enhanced femtosecond optical pulses compression in highly nonlinear photonic crystal fibers(invited) 期刊论文 Hongwai yu Jiguang Gongcheng/Infrared and Laser Engineering, 2019, 卷号: 48, 期号: 1 作者:  Hou, Shanglin;  Lei, Jingli;  Wu, Qiling;  Wang, Daobin;  Li, Xiaoxiao 收藏  |  浏览/下载：17/0  |  提交时间：2020/11/14 Control nonlinearities  Crystal whiskers  Electromagnetic pulse  Fibers  Group velocity dispersion  Infrared devices  Near infrared spectroscopy  Nonlinear equations  Nonlinear optics  Photonic crystals  Pulse compression  Q factor measurement  Schrodinger equation  Silica  Solitons  Compression factor  Femtosecond optical pulse  Full vector finite element methods  Higher order dispersion  Highly nonlinear photonic crystal fiber  Highly nonlinearity  Near infrared spectra  Ultrashort optical pulse   An efficient retrieval algorithm of encrypted speech based on inverse fast Fourier transform and measurement matrix 期刊论文 TURKISH JOURNAL OF ELECTRICAL ENGINEERING AND COMPUTER SCIENCES, 2019, 卷号: 27, 期号: 3, 页码: 1719-1736 作者:  Zhang, Qiuyu;  Ge, Zixian;  Zhou, Liang;  Zhang, Yongbing 收藏  |  浏览/下载：6/0  |  提交时间：2019/11/15 Encrypted speech retrieval  perceptual hashing  inverse fast Fourier transform  measurement matrix  Henon chaotic scrambling  speech feature extraction   Data compression method for collecting rolling bearing vibration signals 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2015, 卷号: 34, 期号: 23, 页码: 8-13 作者:  Guo, Jun-Feng;  Shi, Jian-Xu;  Lei, Chun-Li;  Wei, Xing-Chun 收藏  |  浏览/下载：2/0  |  提交时间：2020/11/14 Compressed sensing  Data compression ratio  Data handling  Digital storage  Matrix algebra  Roller bearings  Signal reconstruction  Signal sampling  Measurement matrix  Nyquist sampling theorem  Optimized measurement matrixes  Orthogonal matching pursuit  Rolling bearing vibration  Rolling bearings  Structure information  Vibration signal   Enhanced femtosecond optical pulses compression in highly nonlinear photonic crystal fibers at 850 nm 会议论文 作者:  Wu, Qiling;  Hou, Shanglin;  Liu, Yanjun;  Lei, Jingli;  Li, Suoping 收藏  |  浏览/下载：4/0  |  提交时间：2020/11/15 Crystal structure  Crystal whiskers  Electromagnetic pulse  Group velocity dispersion  Infrared devices  Nonlinear optics  Photonic crystals  Silica  Solitons  Femtosecond optical pulse  Full vector finite element methods  Gaussian pulse  Higher order dispersion  Highly nonlinear photonic crystal fiber  Near infrared region  Soliton compression  Ultrashort optical pulse   An approach of time series Piecewise Linear Representation based on local maximum minimum and extremum 期刊论文 Journal of Information and Computational Science, 2013, 卷号: 10, 期号: 9, 页码: 2747-2756 作者:  Yan, Changfeng;  Fang, Jianfang;  Wu, Lixiao;  Ma, Shimin 收藏  |  浏览/下载：4/0  |  提交时间：2020/11/14 Discrete Fourier transforms  Piecewise linear techniques  Time series  Adjacent data fluctuation ratio  Dimensionality reduction  Discrete wavelets transforms  Fitting error  Local maximum  Piecewise linear representation  Representation techniques  Symbolic representation