The Spatial Variogram plays an important role in Kriging estimation.
空间变异函数在克里格估计中占有重要地位。
Traditional methods need to fit the Spatial Variogram and then deal with the kriging estimation.
传统的方法需要先进行空间变异函数的拟合,然后进行克里格估计。
This paper proposes a novel algorithm for segmentation of texture image based on variogram function.
本文基于变差函数提出一种图像纹理分割的新方法。
By the calculation and simulation of Variogram, to build the theoretical model of Variogram of the ore-body.
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。
Two types of the mathematical models of Spatial Variogram are inferred based on the elliptic distribution function.
基于椭圆分布函数可导出两类空间变异函数的数学模型。
Based on geostatistics regionalization variable and variogram, kriging interpolation technology was described in detail.
在地质统计学区域化变量、变差函数理论基础上,介绍了克里格插值技术。
The improved algorithm has been used to analyze and fit the experimental variogram, and better results have been gained.
并应用此改进的遗传算法对实验变差函数进行拟合、分析,取得了较好的效果。
Using semi-variogram, the spatial heterogeneity of general houses prices in Dongguan City is studied quantificationally.
通过空间统计学的半变异函数工具定量研究了东莞市普通住宅价格的空间异质性特征。
This paper proposed a new model for measuring the texture periodicity and similarity based on the variogram of geostatistics.
本文基于空间统计学提出了新的纹理周期性和相似性度量。
Variogram characteristics of reservoir parameters in delta were discussed and distribution of reservoir parameters were predicted.
分析了三角洲储层参数变差函数特征,预测了储层参数分布。
Within the method of first-order trend OK, Gaussian semi-variogram model performed better than both the spherical and exponential models.
一阶趋势的OK方法中半方差函数模型选用高斯型的比选用球状和指数型的插值效果相对要好。
Discussed the basic geostatistics concept of regionalized variable, variogram and its theoretics model, variogram curve, configuration analysis etc.
论述了区域化变量、变异函数及其理论模型、变异曲线、结构分析等地质统计学的一些基本概念。
The regression of spherical model and its nugget structure of theoretic variogram is discussed and the weighted linear programming method is proposed in this paper.
对理论变异函数球状模型及其套合结构拟合这一问题作了探讨,提出了加权线性规划拟合法。
The paper suggests an approach, utilizing the weighted polynomial regression for the best fitting of the variogram about spherical model or two-order nested spherical model.
本文提出了一种用加权多项式回归对球状模型和二级套合球状模型的变差函数进行最优拟合的方法。
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.
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。
On the basis of requirements on water-salt monitoring and evaluation in zone water environment forecasting, this paper studies the Time-Space Variability of water-salt and the Robust Variogram.
本论文根据区域水环境预测中水盐监测与评价的要求,进行了水盐空间变异性与稳健变异函数的研究。
On the basis of requirements on water-salt monitoring and evaluation in zone water environment forecasting, this paper studied the Time-space Variability of water-salt and the Robust Variogram.
本文根据区域水环境预测中水盐监测与评价的要求,进行了水盐空间变异性与稳健变异函数的研究。
Starting from the Operations Research, this paper proposes method of linear programming approach with weight to fitting variogram, effectively guarantee the non-negative of the results of solving.
从运畴学的角度出发,提出了基于带权线性规划的方法拟合变差函数,有效地保证了求解结果的非负性。
The variogram value and the variable distance calculated by the variogram function are used for the segmentation of texture image. This method is proved to be feasible and effective by experiments.
文中算法根据变差函数的这种性质将单步长变差函数值作为图像纹理特征进行分割,实验结果表明它对纹理图像分割与识别是十分有效的。
These parameters can be regarded as the regionalized variables, and the computed data is analyzed by the theory of variogram. The variogram model of these soil infiltration parameters was presented.
将各土壤入渗参数视为区域化变量,用地质统计学中的变差函数理论对所拟合出的数据进行分析,建立了农田土壤入渗参数的变差函数模型。
These parameters can be regarded as the regionalized variables, and the computed data is analyzed by the theory of variogram. The variogram model of these soil infiltration parameters was presented.
将各土壤入渗参数视为区域化变量,用地质统计学中的变差函数理论对所拟合出的数据进行分析,建立了农田土壤入渗参数的变差函数模型。
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