系统内冗余或重复数据的度量，表明存储和潜在性能问题效率低下。
1 CC = 0.944 BR
1 BR = 1.059 CC
例子:
将15 卷积代码冗余转换为块冗余：
15 CC = 14.167 BR
| 卷积代码冗余 | 块冗余 |
|---|---|
| 0.01 CC | 0.009 BR |
| 0.1 CC | 0.094 BR |
| 1 CC | 0.944 BR |
| 2 CC | 1.889 BR |
| 3 CC | 2.833 BR |
| 5 CC | 4.722 BR |
| 10 CC | 9.444 BR |
| 20 CC | 18.889 BR |
| 30 CC | 28.333 BR |
| 40 CC | 37.778 BR |
| 50 CC | 47.222 BR |
| 60 CC | 56.667 BR |
| 70 CC | 66.111 BR |
| 80 CC | 75.556 BR |
| 90 CC | 85 BR |
| 100 CC | 94.444 BR |
| 250 CC | 236.111 BR |
| 500 CC | 472.222 BR |
| 750 CC | 708.333 BR |
| 1000 CC | 944.444 BR |
| 10000 CC | 9,444.444 BR |
| 100000 CC | 94,444.444 BR |
规则