为解决上述问题,本文提出采用软件设活动点法对非线性曲线分段线性化,点的数量及点的间距任意设置。
This paper proposed that a software adopting active points are utilized which piecewise linearizes the nonlinear curves, with the quantities and the intervals of the points to be set arbitrarily.
通过对BH曲线的分段处理,定量计算了双继电器之间的电磁干扰力矩。
Through the subsection process of BH curve, the electromagnetic interference torque between two relays was quantitatively calculated.
作者在最小二乘法的基础上,提出分段直线拟合算法来代替多项式曲线拟合,从而达到简化数学模型的建立和减少计算量的目的。
The author proposes a sectional line fitting to re - place the polynomial curve fitting, which results in simplifying establishment of mathematical model and reducing the amount of calculation work.
通过对石油测井曲线的分段实验,处理结果满足生产要求,证实该方法不仅具有简易性和高效性,而且具有实用性。
The result of the experiment of the segmenting well-logging curves satisfies the requirement in oil production. The method is proved simple, efficient and practical.
在给定分段节点横坐标的条件下,通过确定系数矩阵和反求曲线顶点,基于最小二乘法推导出最优节点的纵坐标公式。
The optimum knots ordinate formula in the least square sense is derived by computing coefficient matrix and curve vertexes under the specified subsection knots abscissas conditions.
得出了煤层倾角、水平分段高度对顶板变形的影响关系曲线,同时,给出了顶板破断的判据。
Relationship curves between seam dip Angle, horizontal section height and roof deformation are derived, at the seam time, the criterion of failure is given in this paper.
该算法是在最小二乘意义上的多项式曲线拟合,实验结果表明,其校正效果明显优于分段线性校正算法。
The algorithm is polynomial curve fitting based on least square approximation. The experimental result shows its performance is more effect than that of the piecewise linear algorithm.
基于区间分段思想,将极化曲线非线性参数辨识转化为两个线性最小二乘辨识子问题。
The nonlinear parameter identification of fuel cell polarization curve was converted into two sub-problems of linear least square identification based on interval segmentation technique.
分段结构磁化曲线拟合方式的提出,便于合理地进行正交可控消弧线圈的谐波分析。
The segmented magnetization curve fitting provides to the orthogonal controllable reactor's harmonic analysis reasonably and precisely.
分别介绍了用分段多项式和朗培其一奥斯古特三参数方程拟合应力应变曲线并求切线模量和割线模量的方法。
By piecewise polynomials and the Ramberg-Osgood three-parameter equation fitting the stress-strain curve, the expressions of the tangent and secant modulus are derived.
本文采用观测值曲线的分段拟合方法,对北京地区部分断层位移测量资料进行处理。
Using separation stage for fitting of observational curves in this paper, the surveying data of fault displacements of Beijing area has been analyzed.
在STL切片的基础上,对切片数据进行三次分段NURBS曲线插值,通过刀触点计算出刀位点,实现了数控加工路径的规划。
On the basis of STL slicing, slicing data is interpolated by three degrees subsection NURBS curve. After CL data is computed through CC data, the NC tool path planning is realized.
最后由聚类族确定曲线的分段。
At last, segmenting the continuous curves is determined by clustering set.
同时,采用滤波算法和分段曲线拟合等方法对电能表测量结果进行了优化处理,提高了测量精度。
In addition, by adopting filtering algorithm and sectional curve fitting, etc., the measuring results of energy meter are optimized to implement highly precise measurement.
合金的氧化动力学曲线遵循分段抛物线规律。
The oxidation kinetic curves of alloys follow a parabolic rate law in different oxidation stage.
独设三段式温度曲线程序,实践分段升温控制,令BGA得到妥贴的保护。
Unique a 3 segments' temperature curve program achieves a steady heat rising and good protection of BGA component.
对于浇口杯液位实时控制系统,根据浇注过程中浇口杯理想液位曲线的三段数学模型采用分段控制的方法。
For pouring cup iron level control system, three segment controls are adopted according to three mathematics model of the ideal liquid curve in pouring cup.
对于屋盖肩部的空间扭曲构件,在整体计算模型中用分段折线代替理想曲线,并对每段构件截面的主轴方向进行偏转。
As for the dimensional twisted members at the shoulder of the roof system, sectionalized break lines replace ideal curve, and the main axis of the section of each member is deflected.
目的拟合列车车轮踏面的实恻轮廓曲线,方法采用三阶导数连续的分段曲线拟合法。
Aim To determine the measured profile of a wheel in railway vehicle. Methods So - called piecewise curve-fitting method of the third derivative continuity is employed.
根据毛管压力曲线资料,用分段回归的方法计算了不同孔隙结构的分形维数。
On the basis of the capillary pressure data, the fractal dimension of pore structure was calculated by using subsection regression method.
研究了耦合器各分段长度对开关曲线的影响。
The influences of the parameters of the coupler's subsections on the switching curves are studied.
该方法采用自适应高斯滤波器对原始曲线进行平滑处理以消除噪声影响,并提出了一种适合于圆弧曲线拟合的分段算法。
This method adopts self-adaptive gauss filter to process original curve smoothly to eliminate noise effects, and proposes a fragrmented algorithm that is adaptive to circular arc.
电磁耦合频率效应特性曲线在双对数座标纸上具有较好的分段线性化特点。
The response curves of frequency effects of EM coupling in logarithmiccoordinates have distinctive fe…
在全速范围内分段进行恒磁通和恒电压恒功率控制,得到控制下的转矩—转速特性曲线。
Full speed within sections of constant flux and constant voltage constant power control, we can get the torque - speed characteristics under the control.
文中提出了一种试验数据曲线拟合的实用方法——逐步搜索分段回归法。
A practical method for curve fitting of test data-Progressive search and sectional regression-is presented.
该方法使用具有分段连续的线性分段来近似正弦函数曲线的第一象限部分,根据正弦曲线的对称性,构成完整的正弦曲线。
A digital frequency synthesizer without ROM look up table is presented, a piecewise linear interpolation scheme is used to approximate a sinusoid function.
本文提出将给定函数或离散坐标点定义的曲线,分段用二次曲线拟合的计算方法。
A new calculation is presented, in which the given functions or curves defined by dispersed coordinate points are approximated by quadratic curve in several parts.
本文提出将给定函数或离散坐标点定义的曲线,分段用二次曲线拟合的计算方法。
A new calculation is presented, in which the given functions or curves defined by dispersed coordinate points are approximated by quadratic curve in several parts.
应用推荐