Error using quaternionBase: Expected input to be an array with number of columns equal to 4.

[daemonPainter]

#shadozz asks in #4:

I am now getting the following error regarding Quaternion function.

Error using quaternionBase
Expected input to be an array with number of columns equal to 4.

Error in matlabshared.rotations.internal.quaternionBase (line 46)
                            validateattributes(arg, {'double', 'single'}, ...

Error in quaternion (line 71)
            obj@matlabshared.rotations.internal.quaternionBase(varargin{:});

Error in quaternion_matching (line 48)
quat = quaternion(q_R);

Error in ICP (line 49)
    T_k = quaternion_matching(Y_k,X);

Originally posted by @shadozz in #4 (comment)

[daemonPainter]

@shadozz Looks like you are passing an input of wrong size. Row 48 of quaternion_matching uses the quaternion() function and the error is thrown by MatLab libraries.

Could you please inspect the size of q_R and post it here?