测算

Meanwhile, new observation operators are designed for routine observational data, and background error covariance is also calculated. Currently, the m3DVAR system is able to assimilate all the conventional observations data, such as sounding, surface and ship data, etc.

重新构造各种观测算子，并考虑了质量场和风场之间的平衡约束关系、背景误差协方差结构，实现对探空、地面资料、船舶报等常规观测的同化。

The economy of olefin production is compared,and the effectiveness of finance funding on cost and project choosing is analyzed,too.

对石脑油、煤、天然气为原料生产烯烃的经济性进行了分析。初步分析了融资方案对成本测算和项目决策的影响。

The empirical results show that the FIGARCH model based on the skew student-t distribution is better than other distribution on the assumption in estimating the value of the dynamic Var, because it is better to reflect the risk of actual rate of return and it is proved to be better to choose the skew t-distribution model through the Pearson test.

实证结果表明，基于偏态t分布下的FIGARCH模型测算的动态Var值克服了其他分布假设上的不足，能够较好的反映金融收益率的实际风险，最后在该分布下的Pearson吻合度检验也证实了模型分布选择的正确性。

Linear edge detection operator can implement the one to one mapping of edge detection operator to edge type, that is, one kind of edge detector can only detect one kind of edge.

线性边缘检测算子，只能实现边缘检测算子到边缘类型的一一映射，即一种边缘检测算子只能检测一种边缘类型。

In theory Canny operator is optimal in continuous domain for edge detection, but not optimal in discrete case, which may lead to inaccurate result.

从理论上来说，Canny算子是连续域最优的边缘检测算子，但在离散域中却并非最优，对于数字图像可能存在误差。

The result of experiment shows that the method excel classical operator, it establish well foundation for pattern recognition.

实验结果表明，该方法明显比传统检测算子的效果要好，为进一步的缺陷模式识别等高层处理奠定了良好的基础。

LOG edge detection operator, an image segmentation method, the effect is better!

LOG边缘检测算子，一种图像分割的方法，效果比较好！

The concerned international organization such as world bank announced the GDP of world each country that calculates by law of purchasing power par and exchange rate law and GDP of average per capita, and the difference of these two kinds of data is bigger.

世界银行等有关国际组织公布了按购买力平价法和汇率法测算的世界各国GDP和人均GDP，而且这两种数据的差异较大。

Analyzed the hereditary variation distribution of amylose content in DH population, estimated hereditary capacity and rate over parent in DH population by the model and formul which were presented by Choo and Reibergs, and examined the number of gene pairs and the pattern of gene interaction which controlled these characters.

应用Choo和Reibergs提出的模型及公式，分析了这6个DH群体AC的分布、测算了遗传力、超亲率，检测了AC的基因对数及基因互作方式。

In general, the methods to percept and evaluate accessibility can be categorized into three: spatial separation, opportunity agglomeration, and spatial interaction.

对空间可达性的认识及测算方法总体上分为三种类型：空间阻隔、机会累积和空间相互作用。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。