How to estimate the accuracy for an estimated tine segment when actual line is known?

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Tharindu Weerakoon 2015-11-25

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https://ww2.mathworks.cn/matlabcentral/answers/257378-how-to-estimate-the-accuracy-for-an-estimated-tine-segment-when-actual-line-is-known

关闭： Walter Roberson 2015-11-25

Suppose I have a set of XY coordinates (pink dots including noise)which is a measured values of a line segment (Black line). After estimating the best line (Orange line) for the measured data points, how can I calculate the accuracy of the fitted line with the actual one.