Imu === The IMU is composed of a gyroscope and an accelerometer, which measure the angular velocity and acceleration of the vehicle in the body frame, respectively. The bias/drift of the imu is given by a slowly varying random walk processes of diffusion, as described in :cite:p:`kalibr`, :cite:p:`maybeck`. .. automodule:: pegasus.simulator.logic.sensors.imu :members: :undoc-members: :show-inheritance: