查询词典 spline function

Use triangulable interpolate rational spline function to smooth the DEM surface of the hydrogeologic layer top and impervious base, and at its basic, generate the regular grid volume data of the hydrogeologic layer which have homogeneity change characteristic.

3利用三角剖分插值有理样条函数进行水文地质层顶、底板DEM曲面光滑，在此基础上生成呈均质变化特征的水文地质层的规则格网体数据。

The first part gives a constraint on partition, in such a way that a cubic spline of interpolation under such a constraint of partition uniformly converges to a continuous function.

第一部分给出分划的一种限制，使在此限制下三次插值样条一致收敛于连续函数。

In this project, we have deduced the joint inversion model of geodetic data, seismic data and geological data considering about their weight ratio; presented Bayes-iterative search inversion algorithm which improved on the traditional Bayes algorithm and strengthen the stability of inversion solutions; enriched and developed geodetic joint inversion theory and method of tectonic stress field; joint with geodetic, seismic, geological and geophysical data, we have inverted the temporal and spatial variation characteristics of crustal deformation of active tectonic blocks in North China and the present-day cruatal movement and strain-stress field by FEM, DDA and bi-cubic spline function fit method; especial for the crustal deformation result in some typical areas, we have presented geodynamical interpretation and done some seismic dangerous estimations.

大地测量联合反演构造应力场属于大地测量与地球动力学和地震学的交叉研究领域，主要内容是研究用大地测量地壳运动监测数据定量研究地壳运动和变形的动力学问题及分析预测地震，本项目推导了兼顾权比确定的大地测量、地震和地质三类数据的联合反演模型；提出贝叶斯-轮回搜索反演算法，改进传统的贝叶斯方法，改善反演解的稳定性；丰富、发展了大地测量反演构造应力场理论及方法；联合大地测量、地震、地质、地球物理数据采用有限单元法、块体不连续变形分析法和双三次样条函数拟合方法反演分析了华北地区活动地块运动时空变化特征以及中国大陆现今地壳运动与应变-应力场，对典型地区地表形变结果进行地球动力学解释并进行地震危险性估计。

According to the meteyard of edge detection and consulting the design-aim of optimal edge-filter, this paper discussed the general rules of selecting the mother function of wavelet used in edge detection, then constructed a quadric B-spline wavelet and presented a method of adaptive thresholds edge detection for image based on wavelet transform.

根据边缘检测的评价标准，参照最佳边缘滤波器的设计要求，确定选择用于边缘检测的小波母函数的一般准则，并在此基础上构造出二次B样条小波，提出了基于小波变换的自适应阈值图像边缘检测的新方法。

Firstly thesampling points of tooth surface measurement, mathematics model for spiral bevel andhypoid gear's fitting tooth surface is formularized reversedly by applying principle ofdifferential geometry and Ferguson parameter spline function.

此算法首先通过齿面离散或测量点，利用微分几何及 Ferguson 样条函数反求构造出螺旋锥齿轮齿面。

As sophisticated calculation of the transformation is hard to implement in each sampling time of NC machining,the coordinated motion of NC coordinate axes is expressed as quintic parametric spline function s,which use the rotation angle of the work gear as the parameter,and the re.

由于在数控加工每个插补周期中难以实现这种涉及大量运算的运动转换，因此将数控坐标轴的展成运动表示为以工件齿轮转角为参数的五次参数样条函数，保证了插补的实时性和精确性。

Taken the weighted energy function as the optimization objective, the method uses the spline curves to approach the pressure line of the main arch ring, and establishes the displacement influence matrix to calculate the adjustment quantity of the main arch ring.

该方法以加权能量函数作为优化目标，运用样条曲线逼近主拱圈压力线，并建立主拱圈位移影响矩阵来计算主拱圈的位移调整量。

After looking up a large amount of native and foreign information, the materials used in the experiment were as follows: PTFE base, graphite filler, molybdenum disulfide filler, copper powder filler, carbon fiber and so on. The experimental method is that the formula was designed according to uniform experimental method, the relationship between formula and frictional property was found with spline function and then the representative test points were chosen from fitting curve to make verification test for optimization.

经过查阅大量国内外文献资料后确定原料为：聚四氟乙烯树脂为基体，加入石墨、二硫化钼、铜粉、碳纤维等填料；试验方法为：根据均匀试验方法设计配方，用样条函数找出配方与摩擦性能的关系，然后在拟合曲线上选取具有代表性的试验点进行验证试验，达到优化的目的；制备工艺：冷压烧结法制备固体润滑剂。

The B 3 spline function is used to fit the lateral distribution of strip thickness. The influence of hot strip local high points on cold strip internal stress distribution and thickness was quantitatively analyzed.

采用 B3样条函数拟合带材厚度横向分布，定量研究热轧来料局部高点对冷轧带钢板厚和内应力分布的影响。

Including : Next granges and orderly function, cubic spline, orderly ...

包括：接格朗日，有序函数，三次样条，有序表的检索法，插值多项式等七种插值法。

We have something to do in the new stage.

在这段崭新的时期中，我们有一些要做的。

The difference between tourism decision-making under uncertainty and risky tourism decision-making is indistinctive.

其中不确定性旅游决策和风险旅游决策的界线比较模糊，两者的区分是相对的。