| 基于正交小波变换的信号降噪算法研究 |
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| 引用本文： | 邱毅. 基于正交小波变换的信号降噪算法研究[J]. 广东电脑与电讯, 2008, 0(6): 67-68 |
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| 作者姓名： | 邱毅 |
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| 作者单位： | 天津工业大学 天津300160 |
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| 摘 要： | 提出了一种基于正交小波变换的信号降噪方法，深入研究了小波变换中的信号分解与重构的Mallat算法，详细介绍了正交小波变换中阈值的选取，并进行了实验研究。实验结果表明，该方法可以取得较好的去噪效果。
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| 关 键 词： | 正交小波 信号降噪 Mallat算法 软阈值 |
Research on Signals Denoising Algorithm Based on Orthogonal Wavelet Transform |
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| Qiu Yi. Research on Signals Denoising Algorithm Based on Orthogonal Wavelet Transform[J]. Computer & Telecommunication, 2008, 0(6): 67-68 |
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| Authors: | Qiu Yi |
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| Affiliation: | Qiu Yi (Tianjin Polytechnic University, Tjanjin 300160) |
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| Abstract: | This paper presents a new signals denoising method based on orthogonal wavelet transform.Mallat algorithms of signals decomposition and reconstruction are studied deeply.The method of selecting threshold in wavelet transform is introduced in detail.Experimental results show that the proposed scheme removes noise effectively. |
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| Keywords: | orthogonal wavelet signals denoising Mallat algorithms soft threshold |
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