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浏览/检索结果: 共9条，第1-9条 帮助 限定条件 专题：武汉大学    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 Manoeuvring target detection based on keystone transforms and conjugates time reversing transform 期刊论文 ELECTRONICS LETTERS, 2018, 卷号: 54, 期号: 21 作者:  Wang, Hui;  Yi, Jianxin;  Wan, Xianrong 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/05 radar detection  object detection  Fourier transforms  manoeuvring target detection  keystone transform  conjugate time reversing transform  constant acceleration  fast coherent integration algorithm  range migration mitigation  Doppler frequency migration  CTRT  DFM  KT  RM  Fourier transform  radar detection performance   Video denoising algorithm based on improved dual-domain filtering and 3D block matching 期刊论文 IET IMAGE PROCESSING, 2018, 卷号: 12, 期号: 12 作者:  Xiao, Jinsheng;  Zou, Wentao;  Zhang, Shangyue;  Lei, Junfeng;  Wang, Wen 收藏  |  浏览/下载：13/0  |  提交时间：2019/12/05 image denoising  video signal processing  wavelet transforms  Fourier transforms  image sequences  image filtering  image matching  stereo image processing  image segmentation  3D block matching  wavelet thresholding  video sequence  dual-domain filtering  Fourier transform  video denoising algorithm   Ultraviolet differential spectroscopy quantitative analysis of SF6 decomposition component SO2 期刊论文 IET SCIENCE MEASUREMENT & TECHNOLOGY, 2018, 卷号: 12, 期号: 3 作者:  Zhang, Xiaoxing;  Xiao, Hanyan;  Li, Xin;  Zhang, Jun 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/05 ultraviolet spectroscopy  SF6 insulation  gas sensors  sulphur compounds  wavelet transforms  fast Fourier transforms  ultraviolet spectra  ultraviolet detectors  fault diagnosis  ultraviolet differential spectroscopy quantitative analysis  SF6 decomposition component  SF6 insulation electrical equipment  ultraviolet spectrometry  UV spectrometry  UV absorption spectra measurement  wavelet analysis  UV differential absorption spectra  FFT  fast Fourier transform  UV differential absorption spectroscopy  fault diagnosis  wavelength 190 nm to 230 nm  wavelength 290 nm to 310 nm  SO2   HF hybrid sky-SWR system based on MIMO technology 期刊论文 IET RADAR SONAR AND NAVIGATION, 2018, 卷号: 12, 期号: 6 作者:  Liu, Tongxin;  Hu, Yaogai;  Yang, Guobin;  Zhao, Zhengyu;  Zhang, Lan 收藏  |  浏览/下载：11/0  |  提交时间：2019/12/05 MIMO radar  marine radar  radar transmitters  radar receivers  source separation  radar signal processing  Doppler radar  fast Fourier transforms  FM radar  HF hybrid sky-SWR system  MIMO technology  high-frequency hybrid sky-surface-wave radar system  sea-state extraction  content echo information  multiple-input-multiple-output technology  radar transmitter  multifrequency signal transmission  multiple channel  linear phase shift  frequency-modulated interrupted continuous wave  multifrequency echo signal separation  Doppler spectrum  fast Fourier transform  single-frequency mode  ocean dynamics parameter  radar receiver  ocean exploration experiment   Interference detection algorithm based on adaptive subspace tracking and RAIM for GNSS receiver 期刊论文 IET RADAR SONAR AND NAVIGATION, 2018, 卷号: 12, 期号: 9 作者:  Wu, Qiang;  Zheng, Jiansheng;  Dong, Zhicheng;  Su, Mingkun;  Liang, Hexi 收藏  |  浏览/下载：23/0  |  提交时间：2019/12/05 time-frequency analysis  eigenvalues and eigenfunctions  covariance matrices  Fourier transforms  Wigner distribution  satellite navigation  radio receivers  radiofrequency interference  interference detection algorithm  RAIM  GNSS receiver  global navigation satellite system receivers  adaptive subspace tracking technique  receiver autonomous integrity monitoring  interference sources  interference frequency  narrowband interference environment  subspace tracking algorithm  eigenvalues statistic characteristics  sample covariance matrix  noise level  time-frequency domain  short-time Fourier transform  smooth pseudo-Wigner-Ville distribution   Factoring two-dimensional two-channel non-separable stripe filter banks into lifting steps 期刊论文 IET IMAGE PROCESSING, 2018, 卷号: 12, 期号: 7 作者:  Liu, Bin;  Liu, Weijie 收藏  |  浏览/下载：11/0  |  提交时间：2019/12/05 channel bank filters  Fourier transforms  matrix algebra  image filtering  image texture  feature extraction  two-dimensional two-channel nonseparable stripe filter bank factoring  multivariable polynomials  two-dimensional nonseparable wavelet transform  univariate wavelet transforms  general lifting factoring method  polyphase matrices  texture information extraction  tensor product lifting wavelet transform  image decomposition  two-dimensional two-channel nonseparable wavelet system  Fourier transformation framework  two-dimensional two-channel biorthogonal symmetric nonseparable wavelet transform   DECAY RATE OF FOURIER TRANSFORMS OF SOME SELF-SIMILAR MEASURES 期刊论文 ACTA MATHEMATICA SCIENTIA, 2017, 卷号: 37, 期号: 6 作者:  Gao, Xiang;  Ma, Jihua 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/05 self-similar measures  Fourier transforms  decay rate  normal numbers   New characterization of Appell polynomials 期刊论文 INTEGRAL TRANSFORMS AND SPECIAL FUNCTIONS, 2017, 卷号: 28, 期号: 3 作者:  Bayad, Abdelmejid;  Komatsu, Takao 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/05 Appell sequences  generating function  Bernoulli polynomials  Euler polynomials  Fourier expansions   Electromagnetic vibration noise analysis of transformer windings and core 期刊论文 IET ELECTRIC POWER APPLICATIONS, 2016, 卷号: 10, 期号: 4 作者:  Hu Jingzhu;  Liu Dichen;  Liao Qingfen;  Yan Yang;  Liang Shanshan 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/05 transformer windings  transformer cores  vibrations  finite element analysis  electromagnetic fields  acoustic analysis  magnetic forces  magnetostriction  Fourier transforms  electromagnetic vibration noise analysis  transformer windings  transformer core  transformer electromagnetic vibration noise analysis  finite element model  transient electromagnetic field analysis  mechanical field analysis  acoustic analysis  sound pressure level  Lorentz forces  reluctance magnetic forces  magnetostriction  Maxwell theory  virtual displacement principle  harmonic electromagnetic excitations  Fourier transformation  harmonic response analysis  noise calculating model  transformer noise prediction