Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
img.get_regression返回的对象的rho()是距离,那返回负数是什么情况
当和y轴的交点为负的时候,rho就是负的。
可以参考OpenCV的解释
https://docs.opencv.org/3.4/d3/de6/tutorial_js_houghlines.html