查询词典 spline

Starting discussion on calibration points of Compensated Neutron Log,this paper proposes that spline interpolation, instead of conventional regression fitting,is used to build the response equation of CNL.

本文从对补偿中子测井实验刻度点的讨论出发，提出用样条插值方法而不是通常回归拟合方法来构造补偿中子响应方程。

This thesis chooses B spline wavelet that adapts to the analysis of power system signal, and uses the wavelet transformer to analyze the magnetizing inrush current and inner fault current.

而小波变换具有多尺度分析和良好时频域局部化分析特性，适合提取信号边缘和峰值突变的特征，能够很好的检测信号奇异性。

The transformation matrix of B-spline bases is significant both in theory and application.

B样条基的转换矩阵具有重要的理论和应用意义。

In this paper, the essential problems about the transformation matrix of B-spline bases-the conditions of existence, the analytic representation and the computational formulas of the transformation matrix are studied, and the results in those aspects are given.

本文研究其最基本的问题：存在性条件、解析表示和计算方法，利用差商展开系数得到了上述问题的有关结果。

SADI method and a spline method of fractional steps in each coordinate direction as well as truncation errors and...

简要评述了SADI方法和样条方法在每一坐标方向的分步计算方法、截断误差和稳定性。

The purpose of this study was to evaluate whether the morphology of the midfacial complex and mandible differed in normal occlusion and Angle Class II, division 1 malocclusion children, and to localize differences with finite-element method and thin-plate spline analysis.

本研究的目的，在评估混合齿列时期，二级异常咬合儿童与正常咬合儿童间，中脸部复合体和下颚骨的形态是否有所差异。使用传统测颅分析法合并几何形态学分析（有限元素分析法、薄板仿样分析法），对其中形态间的变化及其发生机制将有更深入的认识，并能提供临床医师作为早期诊断和治疗的参考。

This paper begin with a review of curves and surfces modeling, then we discuss the parametric polynomial minimal surface. This is followed by a discussion of the representations of catenoids and helicoids. Next, we discuss the numeric approximations to the minimal surfaces with piecewise polygons and B-Spline surfaces.

全文安排如下首先，我们简要回顾曲面造型历史和发展现状在第二和第三章，讨论参数多项式极小曲面；在第四章讨论悬链面和螺旋面的表示；在第五章讨论极小曲面的分片线性逼近；在第六章讨论极小曲面的B-样条逼近；最后，我们对全文做简单的总结。

Based on the method of minimizing maximum workpiece errors,the circular parameters of normal profile of spline hobs are optimized to obtain optimal circular parameters of the hob by analyzing workpiece errors.

通过对工件齿形误差的分析，根据最大误差最小法的基本原理，对矩形花键滚刀法向齿形的圆弧参数进行优化，使滚刀加工出的工件齿形误差最

The characteristics of multibar raschel lace were studied in this article, and the spline function was suggested to the loop structure and determine the minter and position of control points necessary for forming a loop by a guide bar through wd insertion and fall-plate. And the theoretical model for each typed loop we set up.

研究了多梳拉舍尔花边的结构特征，根据花边织物的结构特点提出了用样条曲线来模拟线圈结构，并确定了花梳作成圈、衬纬和压纱组织时线圈结构中控制点的数目和位置，建立了花边织物中线圈结构的理论模型。

Using the quartic rational spline function, we can construct a net of feature curves passing through the four corner points P_ which situate at the rows (U-direction) and columns (V-direction) of a m×n rectangular control mesh.

本文构造了3／1型插值有理样条即分子、分母分别为三次、一次多项式的插值函数，该样条函数不仅可通过导数参数的选取，使得插值函数保单调，还可使得插值函数保凸。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。