rb_whacky_speed_mendo.RdThe input dataframe has to contain the following variables: x, y, time. device_id and seq. The x and the y are coordates in units of meters.
rb_whacky_speed_mendo(df, speed_filter = 25)A filtered dataframe with a bunch of stuff
This function is fast but it chops off equal amount of valid points as invalid points. Function rb_whacky_speed is more conservative, albeit slower. The latter also does not filter the data.