本段代码实现了手动选点的matlab配准，在此代码中只选择了3对控制点，同时从结果可以看出手动选点配准的不精确性，为自动选点配准算法的提出提供了实验依据-This code implements manually selected point matlab registration, in this code to select only the three pairs of control points, and the results can be seen from the point o