Convolution is a key technique in signal and system analysis, which plays an important role in LTI time and frequency domain analysis.
卷积技术是信号与系统分析的核心技术。它在LTI时域和频域系统分析中起着重要作用。
In fact, the FFT spectrum is the convolution between read time series and window function in domain of frequency, the dominant frequency position influence on leakage should not be ignored.
由于实际信号和窗函数在频域为卷积关系，所以应该考虑实际频率在FFT谱上所处的位置。
The tested signal on pile head is the convolution of the vibration resource and frequency response function of itself in domain of time.
实测桩顶响应信号是振源与系统频响函数的时域卷积。
应用推荐