whats the part number of the Gyroscope in the Tablet any idea? "..pain is temporary.....quitting lasts forever....." My Blog <http://techshek4u.blogspot.in/>"
On Tue, Feb 12, 2013 at 3:32 PM, Marta Ribeiro < [email protected]> wrote: > Well yes that's my doubt, if you say "gyroscope noise and drift will > introduce errors that need to be compensated for." and i'm not applying any > filter of my own, i'm just examining the data directly from sensor.event > and they seem not to have any noise or bias, it seems a bit impossible if > the tablet does not have some kinf of filter embedded. > > I'm I on the right path here? > > And thank you for your answer! > > > On Monday, February 11, 2013 6:39:02 PM UTC, Tux wrote: > >> Hi, >> >> your measurement are as expected. The gyroscope measures the rate or >> rotation in rad/s and in stationary state the turn rate is about Zero. >> >> http://developer.android.com/**guide/topics/sensors/sensors_** >> motion.html#sensors-motion-**gyro<http://developer.android.com/guide/topics/sensors/sensors_motion.html#sensors-motion-gyro> >> >> "Standard gyroscopes provide raw rotational data without any filtering >> or correction for noise and drift (bias). In practice, gyroscope noise >> and drift will introduce errors that need to be compensated for. You >> usually determine the drift (bias) and noise by monitoring other >> sensors, such as the gravity sensor or accelerometer." >> >> >> >> 2013/2/11 Marta Ribeiro <[email protected]**>: >> > Hi! >> > >> > I'm doing a project, and it requires me to analyse the reliability of a >> > tablet's sensors. >> > >> > I have analysed the gyroscope data when the tablet is stationary, and >> the >> > results are an average of -5.3263 *10^{-7} and a standard deviation >> equal to >> > 0. >> > >> > Now this leads me to believe that this sensor has some kind of filter >> > embedded already, although I can't seem to find any information about >> it. >> > >> > I appreciate any kind of information regarding this results. >> > >> > Thanks in advance! >> > >> > -- >> > -- >> > You received this message because you are subscribed to the Google >> > Groups "Android Developers" group. >> > To post to this group, send email to android-d...@**googlegroups.com >> > To unsubscribe from this group, send email to >> > android-developers+**[email protected] >> > For more options, visit this group at >> > http://groups.google.com/**group/android-developers?hl=en<http://groups.google.com/group/android-developers?hl=en> >> > --- >> > You received this message because you are subscribed to the Google >> Groups >> > "Android Developers" group. >> > To unsubscribe from this group and stop receiving emails from it, send >> an >> > email to android-developers+**[email protected]. >> > For more options, visit >> > https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out>. >> >> > >> > >> > -- > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > --- > You received this message because you are subscribed to the Google Groups > "Android Developers" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en --- You received this message because you are subscribed to the Google Groups "Android Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
