2.4.2微分模型(Differential Model) 2.4.3摄动模型(Perturbation Model)和偏差模型(Bug Model)
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一阶微分模型 one order-differential model
食植微分模型 Plant-herbivore system
非线性人口偏微分模型 nonlinear population pde model
微分方程模型 [自] differential equation model
离散微分方程模型 [经] discrete differential equation model
连续微分方程模型 [数] continuous differential equation model
线性微分方程模型 linear differential equations model ; linear differential model
微分模型没有模型误差，微分方程的求解存在舍入误差。
The differential model not has model error. Solving the differential equation has rounding error.
这是一个概率问题，但用微分方程解决，故称概率微分模型。
This is a probability problem, called it probability differential model because it's solved by differential equation.
由偏微分模型可获得与常微分模型相比更为精确的预测值，并且能够获得分年龄人口预估。
We can get more accurate predicted population from the PDE model than the ode model and age-specific predicted population.
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