The following Matlab project contains the source code and Matlab examples used for fitting an ellipse to a given set of points. The most accurate and robust fit minimizes geometric (orthogonal) distances the observed points to the fitting curve. -The

matlab下m文件，能够提取compass三轴原始数据，并自动进行拟合矫正，得到其变换矩阵。将椭圆自动校正为圆心在原点的正圆。专门用于磁力计和重力计的自动校正。-m file matlab compass can be extracted under triaxial raw data and automatically correct fitting to give its transformation matrix. The ellipse is automatically correct