盖度的理论变异函数模型为线性模型。
The experimental semivariation of herb coverage could be fitted with linear model.
目的建立人类群体遗传空间结构异质性变异函数模型。
To establish a spatial semivariogram model of human population genetic structure.
结果：获得疾病空间分布变异函数模型及其流行病学含义。
Results: The variograms model and its epidemiology implication were obtained.
通过变异函数的计算和模拟，建立了矿床的理论变异函数模型。
By the calculation and simulation of Variogram, to build the theoretical model of Variogram of the ore-body.
结论人类群体遗传空间结构异质性变异函数模型可以揭示人类群体遗传空间结构特征。
Conclusion spatial semivariogram models of human population genetic structure can effectively reveal the spatial structure of the population genetic structure.
最后用交叉验证法对估值结果进行了检验，证明建立的指示变异函数模型合理且估值效果较好。
Eventually, after checking the parameters of the structural model , it is found that the constructed indicator variogram models are reasonable and the estimated values are effective.
方法结合地理距离和遗传距离的关系，分别建立基于三种经典遗传距离的群体遗传空间结构异质性的变异函数模型。
Methods Spatial semivariogram models were set up based on genetic distance by analyzing the relationship between geographic distance and genetic distance.
方法：在疾病空间相关自相关假设下，构造疾病空间分布变异函数模型，应用变异函数计算HFRS的空间分维D值。
Methods:Based on the spatial correlation or autocorrelation hypothesis, the spatial semivariograms model of HFRS was built, and the fractal D of HFRS was calculated by its semivariograms model.
方法：在疾病空间相关自相关假设下，构造疾病空间分布变异函数模型，应用变异函数计算HFRS的空间分维D值。
Methods:Based on the spatial correlation or autocorrelation hypothesis, the spatial semivariograms model of HFRS was built, and the fractal D of HFRS was calculated by its semivariograms model.
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