| LabVIEW小波分析软件在虚拟超声仪器降噪中的应用 |
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| 引用本文： | 陈新波,孙金立,周新模,李方信,温德宏.LabVIEW小波分析软件在虚拟超声仪器降噪中的应用[J].无损检测,2005,27(12):643-645. |
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| 作者姓名： | 陈新波 孙金立 周新模 李方信 温德宏 |
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| 作者单位： | 1. 海军航空工程学院,青岛分院,青岛,266041
2. 海军装备部,航空技术保障部,北京,100071 |
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| 摘 要： | 利用LabVIEW软件的小波分析工具中的降噪函数Denoised.vi,通过对函数参数的合理设置,抑制了虚拟超声仪器中检测信号的噪声,提高了信噪比。试验证明该方法有效。
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| 关 键 词： | 小波分析 虚拟超声仪器 降噪 软件 |
| 文章编号： | 1000-6656（2005）12-0643-02 |
| 收稿时间： | 2005-06-20 |
| 修稿时间： | 2005年6月20日 |
Application of the Wavelet Analysis Software of LabVIEW to Eliminating Noises for Virtual Ultrasonic Instrument |
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| CHEN Xin-bo,SUN Jin-li,ZHOU Xin-mo,LI Fang-xin,WEN De-hong.Application of the Wavelet Analysis Software of LabVIEW to Eliminating Noises for Virtual Ultrasonic Instrument[J].Nondestructive Testing,2005,27(12):643-645. |
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| Authors: | CHEN Xin-bo SUN Jin-li ZHOU Xin-mo LI Fang-xin WEN De-hong |
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| Affiliation: | 1.Qingdao Branch, Naval Aeronautical Engineering Academy, Qingdao 266041, China;2.Aviation Technique Maintain Department of Navy Equipment Department, Beijing 100071, China |
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| Abstract: | On the basis of denoising function Denoised.vi of wavelet analysis tool in LabVIEW,the noises of testing signals in virtual ultrasonic instrument were eliminated by setting function parameters logically,and the signal to noise ratio was greatly enhanced by wavelet analysis method.It was shown by experiment that the method was effective. |
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| Keywords: | Wavelet analysis Virtual ultrasonic instrument Denoising Software |
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