下面介绍 几种常用的半变异函数： （1）球状模型（Spherical Model）： 地统计学在沅江市城镇地价研究中的应用 0254 0．000 S叠hericaIM0c｝崮 O．O 205 41．0 61，5 SeparationDistancefh｝ Fig．2...
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地质统计学方法中，普通克里金球状模型插值精度较高。
The precision of the Ordinary Kriging spherical model was more precise th…
结果表明，毛竹林土壤养分存在半方差结构，多数为球状模型。
The results showed that the soil nutrient had semi-variance structure in bamboo forest, and most of them were spherical model.
获得了矿体品位的普通克里金估值球状模型，并建立了三维品位模型。
Finally, the spherical model for ordinary kriging estimation is obtained and 3d grade model of ore-body is established.
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