We can also obtain M2 and spatial variance at other axial positions with the help of additive lenses.
借助参数已知的附加透镜也能得到光束的M2和任意轴向位置的光束横向尺寸。
Rock mass parameters have the properties of structural and random spatial variance, which result in uncertainty of the parameters.
岩体参数具有结构性和随机性的空间变异特征，导致了岩体参数具有不确定性。
Water resource carrying capacity relates to economy, environment and other resources. It has dynamic, synthesis, spatial variance and other characters.
水资源承载能力涉及到自然资源、社会经济、生态环境等众多方面，具有动态、综合、空间差异等复杂系统特征。
Classical statistical analyses show significant spatial variability of soil erodibility K values at a scale of small watershed, the variance coefficient of which is 39.94%.
经典统计学方法分析表明，在小流域尺度下土壤可蚀性K值存在很强的空间变异性，其变异系数达39.94%。
Therefore, global variance normalized was proposed to measure spatial detail, and then a new diffusion coefficient was given.
为此，用全局归一化的局部方差度量空间细节，得到新的扩散系数。
The results show temperature spatial variations have high consistency, the variance ratio contribution of the first principal component is about 75%.
结果表明：祁连山附近气温在空间上具有很好的一致性，年平均气温的第一主成分的方差贡献可占总方差的75%左右。
General spatial analytical method include geostatistics, spatial autocorrelation, fractal dimension, trend surface analysis, scale variance analysis.
常用的空间分析方法有地统计学、空间自相关分析、分维数分析、趋势面分析、尺度方差分析等。
At the same time, the influence of topographical factors, spatial factors and their interaction on the total variance of Landscape pattern were quantitatively partitioned.
同时引入每个样本的空间坐标，定量分离了地形、空间及其交互作用等因素对景观格局总体变异的影响。
The traditional way is to obtain the sub-image by sampling the noised image in spatial or frequency domain, then calculate its variance to replace that of the original noise.
传统方法是通过空域或频域采样，得到该子噪声图像，然后直接对其估计方差，它对图像信息的分布有要求。
It utilizes the prior variance -mean relationship to construct the weight matrix and the two -dimensional (2d) spatial information as the penalty or regularization operator.
该方法可利用均值-方差间关系等先验知识来构造加权矩阵，并利用二维局部空间信息来构造惩罚项或正则算子。
The results indicated that the spatial variability of the canopy chlorophyll content of corn was variable on different growth stages. The variance was not changed over the growth stages.
试验结果表明：不同阶段生长阶段的玉米冠层叶片叶绿素的空间分布不均匀，空间分布的不均匀性不随生长期变化而改善。
The results indicated that the spatial variability of the canopy chlorophyll content of corn was variable on different growth stages. The variance was not changed over the growth stages.
试验结果表明：不同阶段生长阶段的玉米冠层叶片叶绿素的空间分布不均匀，空间分布的不均匀性不随生长期变化而改善。
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