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- variogram estimators 变异函数
- Such estimators converge at a rate of 2/5. 这些估计值在斜率为2/5处收敛。
- Estimators are given uninterrupted time for quantity take-off. 估价人员被给以不受干扰的时间进行工料估计。
- Computers can help estimators in most phases of their Work. 预算员的大部分工作几乎都能借助于计算机进行。
- Spatial variation was quantified using a quadratic regression model and a variogram model. 空间变异系藉巾二次迴归模式及变异曲线谱模式而予数量化。
- The variability of the terrane elevation is simulated according to the geostatistcs,variogram and the drilling data. 运用地质统计学方法,以变差函数为工具,根据勘探钻孔数据,对岩层标高的变化进行了模拟。
- 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。
- In this paper, the principle of geostatistcs, the model of variogram and the method of kringing are introduced. 摘要介绍了地质统计学原理、变差函数模型及格立克法的计算公式。
- Complex geochemical field is always depicted by geochemical element variogram with double structures. 叠加地球化学场表现为各地球化学元素的变差函数具有双重套合结构。
- Fit of experimental variogram with double structures is the key for partition of complex geochemical field. 拟合实验变差函数是分解叠加地球化学场的关键。
- In this paper,the principle of geostatistcs,the model of variogram and the method of kringing are introduced. 介绍了地质统计学原理、变差函数模型及格立克法的计算公式。
- After deriving the mathematical equations, a comparison between the LS and the ML estimators was performed. 在获得了相应的数学模型后，对最小二乘估计和最大似然估计方法进行了比较。
- The algorithm based on the property of the variogram function can adju st the scales of Gauss filter function in the multiscale edge detection. 文中算法根据变差函数的这种性质自适应调整多尺度边缘检测的尺度参数。
- 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。
- The article introduces the study on the dimension prediction of 66 wells sandbody in Sulige gas field which apply variogram of geostatistics. 运用变差函数研究苏里格气田69口井的区域储层砂体的规模预测,并与常规插值方法作的等厚图及剖面图进行了对比。
- The concept is useful in assessing the large sample properties of econometric estimators. 在评价经济计量估算值的大规模抽样特征时，这是一个有用的概念。
- In order to study the scale characteristics of vegetation,the variogram and lacunarity index are combined in the multi-scale analysis. 为了探究植被空间的尺度特征,利用变差函数和空隙度指数作为多尺度空间格局分析方法。
- These estimators include the signal subspace methods, ESPRIT and WSF. They possess good statistical performance. 子空间类方法、esprit和WSF是几种典型的高分辨方位估计方法,它们具有良好的统计性能。
- Then apply linear programming method to fit the variogram,analyze linear programming method and compare it with conventionalvariogram fitting method. 应用线性规划方法拟合了变差函数,并分析比较了线性规划方法与常规的变差函数拟合方法的应用效果。
- Estimators put the number of participant in more than8900 well off the record if authenticated. 北达科他州打算在星期六让人们回忆起雪天使记录。
