<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _compute_intensity(ccube, bexpcube):
 """ Compute the intensity map """

        bexp_data = np.sqrt(bexpcube.data[0:-1, 0:] * bexpcube.data[1:, 0:])
        intensity_data = ccube.data / bexp_data
        intensity_map = HpxMap(intensity_data, ccube.hpx)
        return intensity_map