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- Based on the characteristics of distribution of SISE and theory of trend extrapolation of time series, we selected cubic polynomial predict model. 摘要基于SISE的分布特性和时间序列趋势外推理论,选择了三次多项大时间序列趋势外推模型预测SISE,结果表明该模型可行。
- Based on the historical data of Shanghai port container throughput, forecast models are established by using grey prediction model and cubic polynomial curve prediction model. 摘要利用上海港国际集装箱吞吐量的历史数据,分别采用灰色预测法和三次多项式曲线模型建立了单项预测模型。
- A method of generating piecewise cubic polynomial curves with two shape parameters is presented, based on the structure of the quadratic uniform B-Spline curves. 摘要以经典的二次B样条曲线结构构造了一种带两个形状参数的可调三次多项式曲线。
- Main curve may appear as parabola, ellipse, cubic polynomial, and trigonometric curves.Profiles with different main curve are compared one another at the same dimensions. 以抛物线、椭圆、三次曲线以及三角函数为例的研究表明,三次曲线构成的气缸型线具有最大的吸气容积而内容积比最小,适用于大排气量低压比的机器;
- A new approach based on cubic polynomial and B spline interposition to rebuild the CAM generated tool path under real time condition is presented in the paper. 本文采用三次参数样条曲线和B样条曲线来实时重构CAM生成的走刀轨迹,以少量的数据点便能达到比直线和圆弧插补高得多的加工精度。
- cubic polynomial spline interpolation 三次样条插值
- planar cubic polynomial differential systems 平面三次多项式微分系统
- polynomial interpolation of cubic polynomial with two unknown 二元三次插值
- Mixed quadratic and cubic polynomial interpolation and extrapolation method 混合二次、三次多项式内插、外插法
- Center Conditions and Bifurcation of Limit Cycles from the Equator for a Class of Cubic Polynomial Differential System 一类三次系统无穷远点的中心条件与赤道极限环分支
- The volume of this container is 20 cubic meters. 这个集装箱的体积是20立方米。
- The store- room be400 cubic feet in volume. 这库房的容量是400立方英尺。
- Bifurcation of Solitary Waves of the Nonlinear Wave Equation with Cubic Polynomial Potential 一个含三次多项式的非线性偏微分方程的孤立波
- Bifurcation of limit cycles of the equator in a class of cubic polynomial system 一类平面三次多项式系统的赤道极限环分支
- The Critical Point Values for a Class of Cubic Polynomial Differential System with Zero Eigenvalues 一类特征根为零的三次系统的奇点判定量
- What's the cubic capacity of this engine? 这台发动机的立体容积是多少?
- Smooth Curve Output for Dynamic Process Sampling Data Base on Cubic Polynomial Interpolation 基于三次样条插值的采样数据光滑曲线形成法
- The volume of this container is 1000 cubic feet. 该容器的容积是一千立方英尺。
- Algebraic Classification of a Kind of Cubic Polynomial System and Its Applications 一类三次多项式微分系统的代数分类及其应用
- segmental cubic polynomials interpolation 分段三次多项式插值