Table 4 - Mean Absolute Difference (MAD) Between Accessibility Measures (Normalized),,,,,,,,, a1,0,,,,,,,, a2,0.47,0,,,,,,, a3,0.38,0.09,0,,,,,, b1,0.12,0.58,0.49,0,,,,, b2,0.47,0.00,0.09,0.58,0,,,, b3,0.36,0.11,0.01,0.48,0.11,0,,, c1,0.52,0.98,0.89,0.41,0.98,0.88,0,, c2,0.54,1.00,0.91,0.43,1.00,0.90,0.03,0, c3,0.53,0.99,0.90,0.42,0.99,0.89,0.02,0.01,0 ,a1,a2,a3,b1,b2,b3,c1,c2,c3