The measurement of crack height by ultrasonic edge peak echo method and digital signal processing was described, and the results were given.
介绍采用数字信号处理的超声端点反射回波声程测量裂纹高度的方法研究和结果。
It was indicated that this method could significantly improve the signal-to-noise ratio (SNR) and efficiently filter the noise peaks, while the peak position and height remained unchanged.
仿真信号和冬虫夏草的毛细管电泳信号滤噪结果表明，该法在保持峰位与峰高不变的情况下可显著提高信噪比，有效滤除噪声峰。
Feature used in this method include relative height of the peak, width of the peak and notable degree of the peak. Experiment result show...
本方法依据的特征有峰的相对高度、峰的宽度、峰的显著度等。
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