这是一个使用卡尔曼滤波算法对一个匀速运动目标的状态估计 简单易懂 能运行-This is a use of a Kalman filter algorithm to estimate the state of uniform motion targets straightforward to run

测试iphone的运动传感器功能，用于评估iphone运动传感器精度。-Test the Motion Sensor of iPhone, for estimate the accuracy of sensor