pykinematics.imu.utilityΒΆ

calc_derivative(x, dt[, order]) Calculate the 2nd or 4th order derivative of a sequence.
quat_mult(q1, q2) Multiply quaternions
quat_conj(q) Compute the conjugate of a quaternion
quat_inv(q) Invert a quaternion
quat_mean(q) Calculate the mean of an array of quaternions
vec2quat(v1, v2) Find the rotation quaternion between two vectors.
quat2matrix(q) Transform quaternion to rotation matrix