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感谢大佬开源,我仔细阅读了论文和项目代码,有几个问题想请教一下 #34
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原理是通过方向向量的点积大小判断是否同向。具体来说,设第一点,第二点,第三点为
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感谢大佬解答,通过向量判断方向这个数学基础不够的确实想不到,经大佬这么一解释瞬间就通了。 |
这两个 diff 不是入口线和分割线的角度差,它们分别是用于判断入口线和分割线方向向量方向是否一致的阈值。 |
感谢大佬解答,我在代码里看到了向量顺时针逆时针旋转的操作,理解了DIFF是个类似误差范围的意思。 |
1、判断两点之间是否有第三点的代码看懂了,但是这么做的原理是什么没想明白,虽然我验证了几组数据这么做是对的。代码在process.py的pass_through_third_point函数
2、struct.py的detemine_point_shape函数,我从代码里读的意思是根据角点倾斜角和两点的倾斜角差来判断角点的类型,但是config里的两个ANGLE_DIFF取值我有点不太懂,请问这块的原理依据是什么呢。
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