通过大量的省级固定样地资料，对林分生长转移概率模型和进界生长模型进行了参数估计，并对模型进行了比较和修正。
With the data of permanent sample plots, the parameters of transition probability and ingrowth models were estimated, and some models were compared and partly modified.
同时针对网络的复杂情形，对转移概率矩阵作出了修正并分析了修正矩阵的特性。
According to the Web's complexity, we will give the modified matrix, and also analyze its characteristics.
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