针对设计空间为的线性对数比模型，已有D -最优设计的分析形式的解并由关颖男教授给出了A -最优设计。
The Linear log quotient Mixture Model for the design space, there has been the analysis solution of D-optimal design given an a - optimal design by professor Guan Ying nan.
对数比处理方案，具有相对较好的偏移响应线性度、较大的动态范围和适中的成本。
Logarithmic ration proposal has a rather good response linearity, a big dynamic range and a low cost.
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