The validity of the wavelet method to identify beam structural damage has been proved.
本文结论证实了小波方法在梁结构损伤识别中的有效性和可行性。
参考来源 - 基于小波分析的梁结构裂缝检测·2,447,543篇论文数据，部分数据来源于NoteExpress
实验证明该方法的去噪效果明显优于正交小波方法和普通双正交小波变换的去噪效果。
The experiment results show the de-noising effect of proposed method is better than those of the orthogonal wavelet transform and the common biorthogonal wavelet transform.
由于小波具有时频局部性，因此与频域方法相比，小波方法更能有效地分析函数的局部正则性。
Because the wavelet has time-frequency local property, the wavelet method can analyze the local regularity of function more effectively than frequency domain.
另外，对小波变换后，内外表面缺陷信号的不同特征进行了分析，初步研究了内外伤分类的小波方法。
In addition, the difference between the outside defect and the inside defect is studied, and the flaw recognition and classification method is discussed based on wavelet analysis.
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