spherical model

In other cases, a spherical model is used, and the primary distance calculation used is the great-circle distance ( see Resources).

在其他情况下使用球面模型，所使用的主要距离计算为大圆弧长（参见参考资料）。

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On the best fitting of the spherical model variogram with the weighted polynomial regression

用加权多项式回归进行球状模型变差图的最优拟合

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The mathematical positioning models depend on the way the system works and there are many mathematical models such as spherical model, hyperbolic model and so on.

根据不同的工作方式可以选取不同的定位数学模型，包括球定位数学模型、双曲线定位数学模型等。

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Results of semi-variance function simulation showed that the optimal semi-variance function for 1991 is spherical model and the optimal semi-variance functions for the other four periods are exponential models. 6.

安吉县毛竹林碳储量半方差函数计算和模拟表明，除1991年的理论最优模型为球状模型外，其余4个时期均可采用指数模型进行模拟。

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The optimal model of organic matter was the spherical model; total nitrogen and phosphorus were the index model, pH, potassium were the linear model.

有机质的理论模型是球状模型，全氮、有效磷是指数模型，pH值、速效钾是线性模型。

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The solvent reorganization energy has been estimated by Marcus' two spherical model.

采用Marcus双球模型估算了反应的溶剂重组能。

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Regression of Spherical Model of Variational Function

变异函数球状模型的拟合研究

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Making the Best Use of Traction Motive Power in Railway Transportation ON THE BEST FITTING OF THE SPHERICAL MODEL VARIOGRAM WITH THE WEIGHTED POLYNOMIAL REGRESSION

充分发挥牵引动力在铁路运输中的作用用加权多项式回归进行球状模型变差图的最优拟合

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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。

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Based on the model experiment and finite element analysis, structural static performance of a pressure spherical model with a big viewport is discussed in this paper.

结合模型试验和数值计算对大潜深、带大开口的球形耐压结构静态力学性能进行了研究。

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Soil organic matter and K were fitted by exponential model, or spherical model was better for TN and P.

土壤表层有机质和速效钾的最佳拟合模型为指数模型，而全氮和速效磷的最佳拟合模型为球状模型。

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Results showed that: data obeyed normal distribution characteristic, structure was up to spherical model, special data was second trend;

结果表明：数据服从正态分布，结构符合球状模型，空间数据存在东西方向和南北方向的二价函数趋势；

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For this reason, we define the stereo vision problem based on spherical model.

为此，本文首先定义了基于球面模型的立体视觉方法。

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Regression of spherical model and its nugget structure of theoretic variogram using weighted linear programming method

理论变异函数球状模型的加权线性规划法拟合

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Finally, the spherical model for ordinary kriging estimation is obtained and3D grade model of ore-body is established.

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。

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Parameter estimation of spherical model

球状模型的最优参数估计

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The spherical model is better-suited when distances are further apart and more accuracy is needed.

当两点之间的距离相隔很远和要求更高的准确度时，需要使用球面模型。

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The semi-variogram of organic matter was well described by exponential model while that of available N, available P, and available K was described by spherical model.

有机质的变异函数理论模型为指数模型，水解氮、速效磷、速效钾变异函数理论模型为球形模型。

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Clay were best described with a spherical model, whereas the available P was best fitted with a pure nugget effect model.

速效磷的理论模型为纯块金效应模型。

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With a spherical model, the variation of gravity potential, gravity and gravity gradient caused by deformation and density variation model occurred in epicentral area is investigated and derived.

摸拟计算了孕震位移和密度变化引起的重力位、重力、重力梯度变化的空间分布并分析了重力位、重力、重力梯度变化的空间分布特征。

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Considering the applicability, a two dimensional variogram with no more than five structures is proposed on the basis of spherical model.

从实用性的角度出发，以球状模型为基础，构造了一个至多五结构的二维变异函数。

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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。

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The simple boron wave functions are chosen as the electronic wave functions of the H~ 2+_7 cluster with one center spherical model approximation.

在单中心球模型近似下，选用类B原子解析波函数，用变分法计算了H27+团簇正八面体中心结构与能量。

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Determination of the effective moduli of composite reinforced by hollow coating spheres based on the five phase spherical model

基于五相球模型确定含涂层空心微球复合材料的有效模量

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With the geostatistics analysis, the spatial variability of soil water can be fitted to the spherical model and gaussian model respectively in early April.

经地统计学分析知，4月初两者的土壤水分空间分布情况能很好地拟合成球状模型和高斯模型。

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This is evident from the spherical model when the two points are diametrically opposite.

在球面模型中当两个点在直径相对两端时这是很明显的.

词典精选例句

The results showed that the theoretical semivariogram models of soil Hg, Cr and Ni were best described with a spherical model.

结果表明：土壤Hg、Cr、Ni的理论模型均为球状模型。

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A spherical model is built and the parallelism relation between spherical coordinate and plane coordinate has been deduced.

建立了球面模型，详细推导了球面坐标与平面坐标的对应关系。

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To compare to the two models, the spherical model is a typical aggregation distribution model. It indicated that the adults preferred to gather together more than the larva.

两种模型比较，球形模型是典型的聚集分布模型，说明麦红吸浆虫成虫的聚集强度更大。

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Before stereo matching, we use latitude-longitude sampling method to convert spherical model into equiangular im-ages with horizontal corresponding epipolar lines.

在立体匹配之前，通过极线校正和经纬度展开的方法，将球面模型转换为极线水平的等角图像。

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