real-time frequency analysis 实时频率分析
Joint time-frequency analysis 联合时
time frequency analysis method 时频分析方法
time-frequency analysis method 时频分析法
Modern Time-frequency Analysis 现代时频分析
Hybrid Time-Frequency Analysis 混合时频分析
In this thesis, intra-pulse modulated information of radar signals are gotten mainly using Time-Frequency Analysis.
本论文主要结合时频分析技术得到雷达信号的脉内调制信息。
参考来源 - 时频分析技术及应用Wavelet analysis has been a new branch of mathematics since 1980s. As a time-frequency analysis method, it has been widely applied in image compression and denoising.
小波分析是20世纪80年代后期形成的一个新兴的数学分支,作为时—频分析方法,在图像压缩和去噪等方面有着广泛的应用。
参考来源 - 紧支撑多小波的构造As a new tool for time-frequency analysis, wavelet analysis has excellent localizing quality in time domain and frequency domain simultaneously, and the characteristic of multi-resolution. For this reason, wavelet analysis is suitable for processing the non-stationary signals.
小波分析作为一种最新的时-频分析工具,在时域和频域都有表征信号局部特征的能力,具有多分辨率分析的特点,很适合处理非平稳信号。
参考来源 - 小波分析在光纤陀螺信号处理中的应用The wavelet analysis is based on Fourier transform developed a time-frequency analysis method.
小波分析是在傅立叶变换的基础上发展起来的一种时频分析方法。
参考来源 - 小波分析与应用综述In the paper, wavelet threshold de-noise methods are used to deal with blasting vibration signals, and wavelet packet decomposition methods are used to conduct signals’ time-frequency analysis and energy analysis of different frequency bands, which have achieved good results.
文章中采用小波阈值去噪方法对实测爆破震动信号进行消噪分析,然后又应用小波包分解方法对实测信号进行时—频分析和各个不同频带的能量分析,都取得了不错的效果。
参考来源 - 爆破震动信号的小波分析方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Time-frequency analysis method has been applied in many fields, and it acquires a great of achievements.
时频分析方法已经在许多领域得到了应用，而且都取得了良好的效果。
The question about parametric identification of nonlinear vibration system based on time-frequency analysis was studied.
对基于时-频相结合的非线性振动系统的参数识别问题进行了研究。
AIM: to probe into characteristics of human colonic cinematics and kinesics after time-frequency analysis of human colonic pressure signal.
目的：对人体结肠压力信号进行时频分析，探求人体结肠的运动学和动力学特性。
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