...享网 关键词：噪声计，噪声信号，AT89C51，双极性运算放大器， 数码管 关键词 [gap=1052]Key words: psophometer, noisy signals,AT89S51, dual operating amplifier, nixie display indicator.
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Experiments show the efficiency of removing noisy signal in noisy speech signal by combining mathematical morphology and wavelet transform.
实验结果表明,数学形态学和小波变换两者相结合能够有效地滤除混噪语音信号中的噪声信号。
参考来源 - 数学形态学在语音信号处理中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
In the process of signal transmission, noisy signals interfere with normal signals unavoidably.
在信号的传输过程中，噪音信号不可避免地会干扰正常信号。
On the basis, the characteristics called the ICA Energy (ICAE) and the Filtered ICAE (FICAE) are used for the noisy signal endpoint detection.
在此基础上提出了IC A能量(ICAE)和滤波icae (FICAE)特征来进行端点检测。
Wavelet soft-threshold de-noising method was applied to preprocess the noisy signal, and the noise interference in disturbance detection was reduced to a great extent.
采用小波软阈值去噪方法对信号噪声进行预处理，很大程度地减小了噪声对扰动检测的干扰。
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