国际单位体系(SI):数据冗余比率=冗余数据
冗余数据 | 有用的数据 | 冗余比率 | 冗余百分比 | 数据压缩 | 误差校正 | 奇偶校验的冗余 | 块冗余 | 锤子代码冗余 | 校验和冗余 | 循环冗余检查 | 重复代码 | 涡轮代码冗余 | LDPC代码冗余 | 芦苇 - 固体代码 | 卷积代码冗余 | 香农容量冗余 | 源编码冗余 | 数据拉伸 | 数据折叠 | 差分编码 | 网络高架冗余 | 信号冗余 | 协议高架冗余 | 数据保真度冗余 | 频道冗余 | 错误保护冗余 | 可靠性因素 | 时间分段冗余 | 太空司令 | 频级冗余 | 正向误差校正 | 向后误差校正 | 自动重复请求 | 通道容量冗余 | 信号功率冗余 | |
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冗余数据 | 1 | 1 | 1 | 1 | 0.5 | 1.2 | 2 | 1.8 | 1.5 | 1.1 | 1.3 | 1.9 | 1.6 | 2 | 1.4 | 1.7 | 1.5 | 0.9 | 1.8 | 1.2 | 1.1 | 1.2 | 2 | 1.3 | 1.5 | 1.4 | 2.2 | 1.6 | 1.7 | 1.8 | 2 | 1.3 | 1.4 | 1.5 | 1.6 | 2 |
有用的数据 | 1 | 1 | 1 | 1 | 0.5 | 1.2 | 2 | 1.8 | 1.5 | 1.1 | 1.3 | 1.9 | 1.6 | 2 | 1.4 | 1.7 | 1.5 | 0.9 | 1.8 | 1.2 | 1.1 | 1.2 | 2 | 1.3 | 1.5 | 1.4 | 2.2 | 1.6 | 1.7 | 1.8 | 2 | 1.3 | 1.4 | 1.5 | 1.6 | 2 |
冗余比率 | 1 | 1 | 1 | 1 | 0.5 | 1.2 | 2 | 1.8 | 1.5 | 1.1 | 1.3 | 1.9 | 1.6 | 2 | 1.4 | 1.7 | 1.5 | 0.9 | 1.8 | 1.2 | 1.1 | 1.2 | 2 | 1.3 | 1.5 | 1.4 | 2.2 | 1.6 | 1.7 | 1.8 | 2 | 1.3 | 1.4 | 1.5 | 1.6 | 2 |
冗余百分比 | 1 | 1 | 1 | 1 | 0.5 | 1.2 | 2 | 1.8 | 1.5 | 1.1 | 1.3 | 1.9 | 1.6 | 2 | 1.4 | 1.7 | 1.5 | 0.9 | 1.8 | 1.2 | 1.1 | 1.2 | 2 | 1.3 | 1.5 | 1.4 | 2.2 | 1.6 | 1.7 | 1.8 | 2 | 1.3 | 1.4 | 1.5 | 1.6 | 2 |
数据压缩 | 2 | 2 | 2 | 2 | 1 | 2.4 | 4 | 3.6 | 3 | 2.2 | 2.6 | 3.8 | 3.2 | 4 | 2.8 | 3.4 | 3 | 1.8 | 3.6 | 2.4 | 2.2 | 2.4 | 4 | 2.6 | 3 | 2.8 | 4.4 | 3.2 | 3.4 | 3.6 | 4 | 2.6 | 2.8 | 3 | 3.2 | 4 |
误差校正 | 0.833 | 0.833 | 0.833 | 0.833 | 0.417 | 1 | 1.667 | 1.5 | 1.25 | 0.917 | 1.083 | 1.583 | 1.333 | 1.667 | 1.167 | 1.417 | 1.25 | 0.75 | 1.5 | 1 | 0.917 | 1 | 1.667 | 1.083 | 1.25 | 1.167 | 1.833 | 1.333 | 1.417 | 1.5 | 1.667 | 1.083 | 1.167 | 1.25 | 1.333 | 1.667 |
奇偶校验的冗余 | 0.5 | 0.5 | 0.5 | 0.5 | 0.25 | 0.6 | 1 | 0.9 | 0.75 | 0.55 | 0.65 | 0.95 | 0.8 | 1 | 0.7 | 0.85 | 0.75 | 0.45 | 0.9 | 0.6 | 0.55 | 0.6 | 1 | 0.65 | 0.75 | 0.7 | 1.1 | 0.8 | 0.85 | 0.9 | 1 | 0.65 | 0.7 | 0.75 | 0.8 | 1 |
块冗余 | 0.556 | 0.556 | 0.556 | 0.556 | 0.278 | 0.667 | 1.111 | 1 | 0.833 | 0.611 | 0.722 | 1.056 | 0.889 | 1.111 | 0.778 | 0.944 | 0.833 | 0.5 | 1 | 0.667 | 0.611 | 0.667 | 1.111 | 0.722 | 0.833 | 0.778 | 1.222 | 0.889 | 0.944 | 1 | 1.111 | 0.722 | 0.778 | 0.833 | 0.889 | 1.111 |
锤子代码冗余 | 0.667 | 0.667 | 0.667 | 0.667 | 0.333 | 0.8 | 1.333 | 1.2 | 1 | 0.733 | 0.867 | 1.267 | 1.067 | 1.333 | 0.933 | 1.133 | 1 | 0.6 | 1.2 | 0.8 | 0.733 | 0.8 | 1.333 | 0.867 | 1 | 0.933 | 1.467 | 1.067 | 1.133 | 1.2 | 1.333 | 0.867 | 0.933 | 1 | 1.067 | 1.333 |
校验和冗余 | 0.909 | 0.909 | 0.909 | 0.909 | 0.455 | 1.091 | 1.818 | 1.636 | 1.364 | 1 | 1.182 | 1.727 | 1.455 | 1.818 | 1.273 | 1.545 | 1.364 | 0.818 | 1.636 | 1.091 | 1 | 1.091 | 1.818 | 1.182 | 1.364 | 1.273 | 2 | 1.455 | 1.545 | 1.636 | 1.818 | 1.182 | 1.273 | 1.364 | 1.455 | 1.818 |
循环冗余检查 | 0.769 | 0.769 | 0.769 | 0.769 | 0.385 | 0.923 | 1.538 | 1.385 | 1.154 | 0.846 | 1 | 1.462 | 1.231 | 1.538 | 1.077 | 1.308 | 1.154 | 0.692 | 1.385 | 0.923 | 0.846 | 0.923 | 1.538 | 1 | 1.154 | 1.077 | 1.692 | 1.231 | 1.308 | 1.385 | 1.538 | 1 | 1.077 | 1.154 | 1.231 | 1.538 |
重复代码 | 0.526 | 0.526 | 0.526 | 0.526 | 0.263 | 0.632 | 1.053 | 0.947 | 0.789 | 0.579 | 0.684 | 1 | 0.842 | 1.053 | 0.737 | 0.895 | 0.789 | 0.474 | 0.947 | 0.632 | 0.579 | 0.632 | 1.053 | 0.684 | 0.789 | 0.737 | 1.158 | 0.842 | 0.895 | 0.947 | 1.053 | 0.684 | 0.737 | 0.789 | 0.842 | 1.053 |
涡轮代码冗余 | 0.625 | 0.625 | 0.625 | 0.625 | 0.313 | 0.75 | 1.25 | 1.125 | 0.938 | 0.688 | 0.813 | 1.187 | 1 | 1.25 | 0.875 | 1.063 | 0.938 | 0.563 | 1.125 | 0.75 | 0.688 | 0.75 | 1.25 | 0.813 | 0.938 | 0.875 | 1.375 | 1 | 1.063 | 1.125 | 1.25 | 0.813 | 0.875 | 0.938 | 1 | 1.25 |
LDPC代码冗余 | 0.5 | 0.5 | 0.5 | 0.5 | 0.25 | 0.6 | 1 | 0.9 | 0.75 | 0.55 | 0.65 | 0.95 | 0.8 | 1 | 0.7 | 0.85 | 0.75 | 0.45 | 0.9 | 0.6 | 0.55 | 0.6 | 1 | 0.65 | 0.75 | 0.7 | 1.1 | 0.8 | 0.85 | 0.9 | 1 | 0.65 | 0.7 | 0.75 | 0.8 | 1 |
芦苇 - 固体代码 | 0.714 | 0.714 | 0.714 | 0.714 | 0.357 | 0.857 | 1.429 | 1.286 | 1.071 | 0.786 | 0.929 | 1.357 | 1.143 | 1.429 | 1 | 1.214 | 1.071 | 0.643 | 1.286 | 0.857 | 0.786 | 0.857 | 1.429 | 0.929 | 1.071 | 1 | 1.571 | 1.143 | 1.214 | 1.286 | 1.429 | 0.929 | 1 | 1.071 | 1.143 | 1.429 |
卷积代码冗余 | 0.588 | 0.588 | 0.588 | 0.588 | 0.294 | 0.706 | 1.176 | 1.059 | 0.882 | 0.647 | 0.765 | 1.118 | 0.941 | 1.176 | 0.824 | 1 | 0.882 | 0.529 | 1.059 | 0.706 | 0.647 | 0.706 | 1.176 | 0.765 | 0.882 | 0.824 | 1.294 | 0.941 | 1 | 1.059 | 1.176 | 0.765 | 0.824 | 0.882 | 0.941 | 1.176 |
香农容量冗余 | 0.667 | 0.667 | 0.667 | 0.667 | 0.333 | 0.8 | 1.333 | 1.2 | 1 | 0.733 | 0.867 | 1.267 | 1.067 | 1.333 | 0.933 | 1.133 | 1 | 0.6 | 1.2 | 0.8 | 0.733 | 0.8 | 1.333 | 0.867 | 1 | 0.933 | 1.467 | 1.067 | 1.133 | 1.2 | 1.333 | 0.867 | 0.933 | 1 | 1.067 | 1.333 |
源编码冗余 | 1.111 | 1.111 | 1.111 | 1.111 | 0.556 | 1.333 | 2.222 | 2 | 1.667 | 1.222 | 1.444 | 2.111 | 1.778 | 2.222 | 1.556 | 1.889 | 1.667 | 1 | 2 | 1.333 | 1.222 | 1.333 | 2.222 | 1.444 | 1.667 | 1.556 | 2.444 | 1.778 | 1.889 | 2 | 2.222 | 1.444 | 1.556 | 1.667 | 1.778 | 2.222 |
数据拉伸 | 0.556 | 0.556 | 0.556 | 0.556 | 0.278 | 0.667 | 1.111 | 1 | 0.833 | 0.611 | 0.722 | 1.056 | 0.889 | 1.111 | 0.778 | 0.944 | 0.833 | 0.5 | 1 | 0.667 | 0.611 | 0.667 | 1.111 | 0.722 | 0.833 | 0.778 | 1.222 | 0.889 | 0.944 | 1 | 1.111 | 0.722 | 0.778 | 0.833 | 0.889 | 1.111 |
数据折叠 | 0.833 | 0.833 | 0.833 | 0.833 | 0.417 | 1 | 1.667 | 1.5 | 1.25 | 0.917 | 1.083 | 1.583 | 1.333 | 1.667 | 1.167 | 1.417 | 1.25 | 0.75 | 1.5 | 1 | 0.917 | 1 | 1.667 | 1.083 | 1.25 | 1.167 | 1.833 | 1.333 | 1.417 | 1.5 | 1.667 | 1.083 | 1.167 | 1.25 | 1.333 | 1.667 |
差分编码 | 0.909 | 0.909 | 0.909 | 0.909 | 0.455 | 1.091 | 1.818 | 1.636 | 1.364 | 1 | 1.182 | 1.727 | 1.455 | 1.818 | 1.273 | 1.545 | 1.364 | 0.818 | 1.636 | 1.091 | 1 | 1.091 | 1.818 | 1.182 | 1.364 | 1.273 | 2 | 1.455 | 1.545 | 1.636 | 1.818 | 1.182 | 1.273 | 1.364 | 1.455 | 1.818 |
网络高架冗余 | 0.833 | 0.833 | 0.833 | 0.833 | 0.417 | 1 | 1.667 | 1.5 | 1.25 | 0.917 | 1.083 | 1.583 | 1.333 | 1.667 | 1.167 | 1.417 | 1.25 | 0.75 | 1.5 | 1 | 0.917 | 1 | 1.667 | 1.083 | 1.25 | 1.167 | 1.833 | 1.333 | 1.417 | 1.5 | 1.667 | 1.083 | 1.167 | 1.25 | 1.333 | 1.667 |
信号冗余 | 0.5 | 0.5 | 0.5 | 0.5 | 0.25 | 0.6 | 1 | 0.9 | 0.75 | 0.55 | 0.65 | 0.95 | 0.8 | 1 | 0.7 | 0.85 | 0.75 | 0.45 | 0.9 | 0.6 | 0.55 | 0.6 | 1 | 0.65 | 0.75 | 0.7 | 1.1 | 0.8 | 0.85 | 0.9 | 1 | 0.65 | 0.7 | 0.75 | 0.8 | 1 |
协议高架冗余 | 0.769 | 0.769 | 0.769 | 0.769 | 0.385 | 0.923 | 1.538 | 1.385 | 1.154 | 0.846 | 1 | 1.462 | 1.231 | 1.538 | 1.077 | 1.308 | 1.154 | 0.692 | 1.385 | 0.923 | 0.846 | 0.923 | 1.538 | 1 | 1.154 | 1.077 | 1.692 | 1.231 | 1.308 | 1.385 | 1.538 | 1 | 1.077 | 1.154 | 1.231 | 1.538 |
数据保真度冗余 | 0.667 | 0.667 | 0.667 | 0.667 | 0.333 | 0.8 | 1.333 | 1.2 | 1 | 0.733 | 0.867 | 1.267 | 1.067 | 1.333 | 0.933 | 1.133 | 1 | 0.6 | 1.2 | 0.8 | 0.733 | 0.8 | 1.333 | 0.867 | 1 | 0.933 | 1.467 | 1.067 | 1.133 | 1.2 | 1.333 | 0.867 | 0.933 | 1 | 1.067 | 1.333 |
频道冗余 | 0.714 | 0.714 | 0.714 | 0.714 | 0.357 | 0.857 | 1.429 | 1.286 | 1.071 | 0.786 | 0.929 | 1.357 | 1.143 | 1.429 | 1 | 1.214 | 1.071 | 0.643 | 1.286 | 0.857 | 0.786 | 0.857 | 1.429 | 0.929 | 1.071 | 1 | 1.571 | 1.143 | 1.214 | 1.286 | 1.429 | 0.929 | 1 | 1.071 | 1.143 | 1.429 |
错误保护冗余 | 0.455 | 0.455 | 0.455 | 0.455 | 0.227 | 0.545 | 0.909 | 0.818 | 0.682 | 0.5 | 0.591 | 0.864 | 0.727 | 0.909 | 0.636 | 0.773 | 0.682 | 0.409 | 0.818 | 0.545 | 0.5 | 0.545 | 0.909 | 0.591 | 0.682 | 0.636 | 1 | 0.727 | 0.773 | 0.818 | 0.909 | 0.591 | 0.636 | 0.682 | 0.727 | 0.909 |
可靠性因素 | 0.625 | 0.625 | 0.625 | 0.625 | 0.313 | 0.75 | 1.25 | 1.125 | 0.938 | 0.688 | 0.813 | 1.187 | 1 | 1.25 | 0.875 | 1.063 | 0.938 | 0.563 | 1.125 | 0.75 | 0.688 | 0.75 | 1.25 | 0.813 | 0.938 | 0.875 | 1.375 | 1 | 1.063 | 1.125 | 1.25 | 0.813 | 0.875 | 0.938 | 1 | 1.25 |
时间分段冗余 | 0.588 | 0.588 | 0.588 | 0.588 | 0.294 | 0.706 | 1.176 | 1.059 | 0.882 | 0.647 | 0.765 | 1.118 | 0.941 | 1.176 | 0.824 | 1 | 0.882 | 0.529 | 1.059 | 0.706 | 0.647 | 0.706 | 1.176 | 0.765 | 0.882 | 0.824 | 1.294 | 0.941 | 1 | 1.059 | 1.176 | 0.765 | 0.824 | 0.882 | 0.941 | 1.176 |
太空司令 | 0.556 | 0.556 | 0.556 | 0.556 | 0.278 | 0.667 | 1.111 | 1 | 0.833 | 0.611 | 0.722 | 1.056 | 0.889 | 1.111 | 0.778 | 0.944 | 0.833 | 0.5 | 1 | 0.667 | 0.611 | 0.667 | 1.111 | 0.722 | 0.833 | 0.778 | 1.222 | 0.889 | 0.944 | 1 | 1.111 | 0.722 | 0.778 | 0.833 | 0.889 | 1.111 |
频级冗余 | 0.5 | 0.5 | 0.5 | 0.5 | 0.25 | 0.6 | 1 | 0.9 | 0.75 | 0.55 | 0.65 | 0.95 | 0.8 | 1 | 0.7 | 0.85 | 0.75 | 0.45 | 0.9 | 0.6 | 0.55 | 0.6 | 1 | 0.65 | 0.75 | 0.7 | 1.1 | 0.8 | 0.85 | 0.9 | 1 | 0.65 | 0.7 | 0.75 | 0.8 | 1 |
正向误差校正 | 0.769 | 0.769 | 0.769 | 0.769 | 0.385 | 0.923 | 1.538 | 1.385 | 1.154 | 0.846 | 1 | 1.462 | 1.231 | 1.538 | 1.077 | 1.308 | 1.154 | 0.692 | 1.385 | 0.923 | 0.846 | 0.923 | 1.538 | 1 | 1.154 | 1.077 | 1.692 | 1.231 | 1.308 | 1.385 | 1.538 | 1 | 1.077 | 1.154 | 1.231 | 1.538 |
向后误差校正 | 0.714 | 0.714 | 0.714 | 0.714 | 0.357 | 0.857 | 1.429 | 1.286 | 1.071 | 0.786 | 0.929 | 1.357 | 1.143 | 1.429 | 1 | 1.214 | 1.071 | 0.643 | 1.286 | 0.857 | 0.786 | 0.857 | 1.429 | 0.929 | 1.071 | 1 | 1.571 | 1.143 | 1.214 | 1.286 | 1.429 | 0.929 | 1 | 1.071 | 1.143 | 1.429 |
自动重复请求 | 0.667 | 0.667 | 0.667 | 0.667 | 0.333 | 0.8 | 1.333 | 1.2 | 1 | 0.733 | 0.867 | 1.267 | 1.067 | 1.333 | 0.933 | 1.133 | 1 | 0.6 | 1.2 | 0.8 | 0.733 | 0.8 | 1.333 | 0.867 | 1 | 0.933 | 1.467 | 1.067 | 1.133 | 1.2 | 1.333 | 0.867 | 0.933 | 1 | 1.067 | 1.333 |
通道容量冗余 | 0.625 | 0.625 | 0.625 | 0.625 | 0.313 | 0.75 | 1.25 | 1.125 | 0.938 | 0.688 | 0.813 | 1.187 | 1 | 1.25 | 0.875 | 1.063 | 0.938 | 0.563 | 1.125 | 0.75 | 0.688 | 0.75 | 1.25 | 0.813 | 0.938 | 0.875 | 1.375 | 1 | 1.063 | 1.125 | 1.25 | 0.813 | 0.875 | 0.938 | 1 | 1.25 |
信号功率冗余 | 0.5 | 0.5 | 0.5 | 0.5 | 0.25 | 0.6 | 1 | 0.9 | 0.75 | 0.55 | 0.65 | 0.95 | 0.8 | 1 | 0.7 | 0.85 | 0.75 | 0.45 | 0.9 | 0.6 | 0.55 | 0.6 | 1 | 0.65 | 0.75 | 0.7 | 1.1 | 0.8 | 0.85 | 0.9 | 1 | 0.65 | 0.7 | 0.75 | 0.8 | 1 |