With the MVN software there are a very large set of kinematic parameters that provided. This article contains an overview of all the parameters that are provided together with their dimensions.

# Xsens Data

Parameter |
Description |
Dimensions in MVN |

Segments |
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Acceleration | 1x3 acceleration vector (x, y, z) of the origin of the segment in the global frame. | 1x3 vector [m/s2] |

Orientation | 1x3 Euler angle vector (x, y, z) of the origin of the segment in the global frame. | 1x3 vector [degrees] |

Position | 1x3 position vector (x, y, z) of the origin of the segment in the global frame | 1x3 vector [m] |

Angular Acceleration | 1x3 angular acceleration vector (x, y, z) of the origin of the segment in the global frame. | 1x3 vector [deg/s2] |

Velocity | 1x3 velocity vector (x, y, z) of the origin of the segment in the global frame | 1x3 vector [m/s] |

Angular Velocity | 1x3 angular velocity vector (x, y, z) of the segment in the global frame | 1x3 vector [deg/s] |

Contacts | Boolean value indicating if there was contact detected for that frame | 0 or 1 |

Points | 1x3 position vector (x, y, z) of the origin of each point ('bony landmark') in the global frame. | 1x3 vector [m] |

Sensor Data |
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Orientation | 1x3 Euler angle vector (x, y, z) of the sensor | 1x3 vector [deg] |

Magnetic Field | 1x3 sensor magnetic field vector (x, y, z) of the sensor | 1x3 vector [a.u.] |

Free Acceleration | 1x3 sensor free acceleration vector (x, y, z) of the sensor. | 1x3 vector [m/s2] |

Joints |
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Joint angle | 1x3 Euler representation of the joint angle vector (x, y, z) , calculated using the Euler sequence ZXY using the ISB based coordinate system. | 1x3 vector [deg] |

Center of Mass |
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Position | 1x3 position of the body Center of Mass (x,y,z) in the global frame | 1x3 vector [m] |

Velocity | 1x3 velocity of the body Center of Mass (x,y,z) in the global frame | 1x3 vector [m/s] |

Acceleration | 1x3 acceleration of the body Center of Mass (x,y,z) in the global frame | 1x3 vector [m/s2] |

# External Data

Parameter |
Description |
Dimensions in MVN |

External Position |
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GNSS | ||

Measurement | 1x3 vector with readings from GNSS (latitude, longitude, altitude) | 1x3 vector [degrees] |

Position | 1x2 position vector of the avatar (latitude, longitude) with respect to the global origin. | 1x2 vector [degrees] |

Position | 1x3 vector (horizontal accuracy, vertical accuracy, velocity accuracy) | 1x3 vector [m and m/s] |

HTC vive | ||

Objects |
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HTC vive | ||

Orientation | 1x3 Euler angle vector (x, y, z) of the tracker | [degrees] |

Position | 1x3 position vector (x, y, z) of the tracker in the global frame | [m] |

Finger Data |
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Orientation | 1x3 Euler angle vector (x, y, z) of each point defined in the hand in the global frame. | [degrees] |

Position | 1x3 position vector (x, y, z) of each point defined in the hand in the global frame. | [m] |

External Data |
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Electromyography Data | ||

Muscle Activity | 1x1 vector (muscle activity) | [mV] |