Issue in comparing functions
In get_memoryrotated: It should be:
- memory_rot = np.tile(memory[np.newaxis, ...], (memory.shape[1],1,1,1,1)) instead of
- memory_rot = np.tile(memory[np.newaxis, ...], memory.shape[1])
A potential test is: np.testing.assert_almost_equal(irdf_fast,irdf)