That is to say, the difference is first smoothed by Gauss function, then the second derivative of the smoothed difference is calculated, he damage location is detected by the horizontal ordinate convergence of the modulus maximum for low scales.
即相当于先用高斯函数对模态振型差进行平滑处理,然后对平滑后的模态振型差求解二阶导数,通过寻找小波变换模极大在细尺度下收敛的横坐标来检测损伤位置。
参考来源 - 自适应神经智能方法及其在结构损伤诊断中的应用In order to avoid the possible error of damage location by the flexibility comparison method, the flexibility projection method to locate the damage was proposed.
为了克服柔度阵比较法可能出现错误损伤定位，提出了结构损伤定位的柔度投影法。
参考来源 - 土木工程中结构识别方法的研究0n the damage location, the curves of difference of strain mode have evident peaks.
论义具体通过应变模态差曲线识别桥梁 ＿结构的损伤位置和程度。。
参考来源 - 桥梁结构损伤识别的应变模态方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Then, the damage location can be identified by the change of the wavelet packet component energy.
通过各频段能量的变化进行损伤位置的识别。
It was proved that frequency change square ratio was a parameter for damage location and damage degree in a structure.
结果表明，结构频率的平方变化比是损伤位置和损伤程度的函数。
Based on strain mode shape (SMS), the direct index methods of damage location and degree detection are presented and founded.
提出并建立了损伤位置直接指标法、局域应变模态面积损伤程度直接指标法。
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