MATLAB Teaching Video, Signal Processing and System Analysis:This video is approximately 65 minutes long and demonstrates in detail the methods and steps for plotting the time-domain signal MATLAB FFT half-spectrum & full-spectrum through four selected case studies; it deeply analyzes the relationship between the amplitude and phase of the FFT spectrum and the corresponding time-domain signals, explaining the decomposition process of time-domain signals through FFT transformation, as well as the simple yet profound physical significance of FFT transformation.Special Note: Due to transcoding issues, the online video may appear blurry.The original video is in high definition.Students who need the complete video, please contact Qiusuo Ge.