实现GPS+IMU扩展卡尔曼滤波组合导航，重力场和磁场推算姿态,Achieve the GPS+ IMU extended Kalman filter integrated navigation, gravity field and magnetic field profile projection

利用三轴角速率型号和三轴加速度计信号结合扩展卡尔曼滤波实现三个姿态角度的融合-The use of three-axis angular velocity model and three-axis accelerometer signal extended Kalman filter combined with the realization of the integration of the three attitude angles

实现GPS+IMU扩展卡尔曼滤波组合导航，重力场和磁场推算姿态-Achieve the GPS+ IMU extended Kalman filter integrated navigation, gravity field and magnetic field profile projection