Description: The time-frequency domain display of pure signal and noise-added signal and its envelope diagram display are carried out, and the signal-to-noise ratio, correlation coefficient and kurtosis value of noise-added signal are calculated.Making Discrete CoSine transform for signal
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| Filename | Size | Date |
|---|
| add_noise_pinyutu.m | 2526 | 2018-11-19 |
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