how to retrieve location from accelerometer and magnetometer in android

Question

我想从android设备中的加速度计和磁力计中获取位置和速度，目前可以从加速度计中获取速度，但是如何同时使用速度传感器和地磁场将其与磁力计传感器中的位置相关联？

Answer 1

This question comes up surprisingly often .

You cannot get accurate location or even velocity, but here are tips what you actually could do instead .