From: Entropic measures of complexity in a new medical coding system
 |  |  |  | Forward mapping | Backward mapping | ||||
---|---|---|---|---|---|---|---|---|---|
 |  |  |  | \(Z(\alpha )\) | \(Z(\beta )\) | Z(UR) | \(Z(\alpha )\) | \(Z(\beta )\) | Z(UR) |
ICD-9-CM Vol 3. | \(<>\) | ICD-10-PCS | \(Z(\alpha )\) | Â | 0.99 | 0.99 | Â | 0.97 | 0.97 |
\(Z(\beta )\) | 0.99 | Â | 1.00 | 0.97 | Â | 1.00 | |||
Z(UR) | 0.99 | 1.00 | Â | 0.97 | 1.00 | Â | |||
ICD-9-CM | \(<>\) | ICD-10-CM | \(Z(\alpha )\) | Â | 0.85 | 0.87 | Â | 0.57 | 0.88 |
\(Z(\beta )\) | 0.85 | Â | 0.98 | 0.57 | Â | 0.66 | |||
Z(UR) | 0.87 | 0.98 | Â | 0.88 | 0.66 | Â |