Automatic Calibration
Sean D'Epagnier
October 4, 2008
Table of Contents
Calibration
1 Introduction
2 Filtering
3 StillPoints
4 Spherical Calibration
5 Rotated Ellipsoid Calibration
6 Quaternion Alignment Calibration
7 Box Alignment Calibration
8 Laser Alignment Calibration
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Calibration
Introduction
: Autocalibration overview
Filtering
: How the data is filtered
StillPoints
: What being still means
Spherical Calibration
: Basic 3-axis calibration for the accelerometer and magnetomter
Rotated Ellipsoid Calibration
: Misalignment 3-axis calibration for the magnetometer
Quaternion Alignment Calibration
: Special algorithm for aligning the Magnetometer and Accelerometer
Box Alignment Calibration
: How to align the sensors to the box or other coordinate system.
Laser Alignment Calibration
: How to align the sensors to a laser or vector.