According to the characteristic of abnormal peak and abnormal slant-concave flaw, an automatic extraction algorithm of projection distance was presented individually.

针对峰值异常和斜凹形异常缺陷分别提出了一个缺陷到射线穿透焊件最薄处的投影距离自动提取算法。

youdao

Then find the projection value which can optimize the projection index function via the whole optimization characteristic of AGA.

然后利用遗传算法全局寻优的特点，寻找出使投影指标函数达到最优的投影值；

youdao

Then, the geometric projection method was used to measure the characteristic parameters of the images.

其次，针对激波图像的特点，采用坐标投影法给出了图像测量的算法和步骤。

youdao