There is library a guy mentioned in DroidCon. Its called SensorFusion. Haven't been able to locate the exact library , but here is a nice article briefing on what needs to be done to improve the readings recieved from various sensors. http://www.thousand-thoughts.com/2012/03/android-sensor-fusion-tutorial/
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有一个人在 DroidCon 中提到过一个库。它被称为SensorFusion。
无法找到确切的库，但这里有一篇很好的文章，简要介绍了需要采取哪些措施来改进从各种传感器接收到的读数。
http://www.thousand-thoughts.com/2012/ 03/android-传感器-融合-教程/
There is library a guy mentioned in DroidCon. Its called SensorFusion.
Haven't been able to locate the exact library , but here is a nice article briefing on what needs to be done to improve the readings recieved from various sensors.
http://www.thousand-thoughts.com/2012/03/android-sensor-fusion-tutorial/