stft
网络释义：短时傅里叶变换(Short-time Fourier Transform)；短时傅立叶变换；Short Term Fourier Transform
网络释义
1.短时傅里叶变换(Short-time Fourier Transform)
4.短时傅里叶分析为了提取恰当的短时傅里叶分析(STFT)时间窗宽度和中心,进而利用STFT分析暂态信号成分,提出了基于数学形态学的STFT方法。
例句释义:,短时傅立叶变换1.Every spectral component is not resolved equally as was the case in the STFT.每个谱分量都不是由像STFT里那样用相同的方式解决。
2.In STFT is window is of finite length, and we no longer have perfect frequency resolution.快速傅立叶变换用到的窗宽度长度有限，因此不能获得完美的频率分辨率。
3.Simulation experiments show the time-frequency structure of the improved S transform is more fine compared with STFT and wavelet transform.仿真实验得到的时频分布结构图与STFT、小波变换分布比较，显示改进S变换时频结构更加细致。
4.Function name: stat, enter: To deal with the one-dimensional array, plus a window: rectangular windows, window width: 20.函数名：stft，输入：要处理的一维数组，加窗：矩形窗，窗口宽度：20。
5.The Short Time Vector-Spectrum(STVS) is brought forward based on the Vector-Spectrum and the Short Time Fourier Transform(STFT).论文结合矢谱分析和短时傅立叶变换（STFT）技术提出了短时矢谱（STVS）分析方法。
6.Apppcation of a Modified Fast STFT Method in Frequency Hopping Signals Analysis改进的快速短时傅里叶变换算法在跳频信号分析中的应用
7.Comparison Research of Auto-Wavelet Correlation Analysis with STFT for Ultrasonic Doppler Blood Measurement超声多普勒血流自小波相关分析及STFT方法的对比研究
8.STFT and Its Apppcation to Echo CancellationSTFT及其在回声消除方面的应用
9.Apppcation of STFT in Analysis of Frequency Hopping SignalSTFT在跳频信号分析中的应用
10.Time-Frequency Analysis of Ship-Radiated Noise and Line Spectrum Extraction Based on STFT基于STFT的舰船辐射噪声时-频分析与线谱提取