HMC5883磁力计使用前必须进行校准，这个matlab程序用来拟合磁力计的数值，然后得出补偿值-HMC5883 magnetometer must be calibrated before use, the procedure used to fit the numerical matlab magnetometer, and then come to the compensation value

SANSAC算法实现椭圆拟合，获取三轴磁力计的数据，对其进行椭圆拟合，用于磁力计数据矫正-SANSAC ellipse fitting algorithm to obtain three-axis magnetometer data, its ellipse fitting for magnetometer data correction

ransac算法的磁力计补偿 包括数据文件(The magnetometer compensation for the RANSAC algorithm includes data files)

扩展卡尔曼对陀螺仪加速度计磁强计数据融合(Calman's data fusion for gyroscope accelerometer magnetometer is extended.)