自由参数

具有可调自由参数的广义Bézier曲线

General B é zier Curves with Adjustable Free Parameters

基于简化条件的可行解，可构造出状态反馈H∞控制器簇，该控制器簇中含有丰富的自由参数。

The H ∞ controller set can be constructed by the feasible solution to the simplified solvable condition , and it also has more plentiful free parameters .

运用MATLAB仿真的结果证明，依据文中自由参数的选取方法可以获得理想的控制效果。

The simulation results produced by MATLAB prove that good effects will be got according to the choice method .

在使用可能性线性模型时，我们必须为模型选择一个自由参数h，即用于衡量拟合程度的门限阈值。

When adopting possibilistic linear model , one has to adopt an appropriate free parameter h , i.e. the threshold value used to measure degree of fit .

另外，给出了一套用于选取在分片代数曲面blending问题中经常出现的自由参数的方法。

In addition , we give a set of options for determining the free parameters which usually appear in piecewise algebraic surface blending .

在Gear方法的基础上增加两个修正项，构造了修正的Gear方法，它含有两个自由参数。

In this paper , a class of modified Gears methods with two parameters is presented . The new methods greatly improve the numerical stability of Gear 's methods .

Canny边缘检测算法中有个可以改变的自由参数，该参数具有内在的尺度意义。

The Canny detector has a changeable free parameter that has the builtin sense of scale .

根据Beta样条函数的局部性质得到具体卷积模板，由于它具有两个自由参数，使它比B样条边缘检测算子具有更大的灵活性。

Beta-spline function is the expansion of B-spline function , so it has all the properties of B-spline function , besides , it has two parameters to contro its shape and operator .

自由参数的选择对MFB2型配气凸轮特性的影响

The Influence on MFB_2 Type Valve Cam Profile Characteristics of Option of Free Parameters

实验观测到的J（1）和顺排角动量随角频率的变化在PNC计算中得到较好的重现.计算中无自由参数。

The observed J ( 1 ) and angular momentum alignment are reproduced satisfactorily in the PNC calculation , in which no free parameters are involved .

本文主要研究代数曲线和曲面的设计与控制问题，具体包括代数曲线不同构造形式的性质分析和应用、代数曲面的构造、分片代数曲面blending问题中的自由参数选取等内容。

The thesis concentrates on algebraic curves and surfaces design and modeling , specifically on the analysis and applications of different forms of algebraic curves and surfaces , and determining free parameters in piecewise algebraic surface blending .

建立了它与Canny边缘检测子的关系.Canny边缘检测算法中有个可以改变的自由参数，该参数具有内在的尺度意义。

The relationship and difference between the new approach and Canny detector are shown . The Canny detector has a changeable free parameter that has the builtin sense of scale .

首次推广了无振荡、无自由参数格式（NND），把它应用于守恒形式的MHD方程组。

We generalize Non-oscillatory , Non-free parameter Discrete scheme ( NND ) for the first time and apply it to the conservative form of MHD equations .

当选定一些自由参数的时候，该矩阵不等式可转化为LMI，且所设计的控制器的增益矩阵也可由LMI的可行解构造。

If some free parameters are chosen , the matrix inequality can be translated into LMI , and the control gain matrix can be constructed via the feasible solutions of the LMI .

然后在这个模型的基础上利用与一些自由参数例如：低通滤波阈值以及与网络参数有关的丢包概率等相关联的随机早期检测机制（RED）设计了一个AQM控制系统。

Using this model , we next design an AQM control system using the random early detection ( RED ) scheme by relating its free parameters such as the low-pass filter break point and loss probability profile to the network parameters .

利用此方法，并通过引入带有额外自由参数的线性矩阵不等式（LMIs），可获得时变仿射广义系统具有鲁棒H∞性能γ的充分条件，同时也给出了优化系统H∞性能的算法。

Utilizing the method , the sufficient condition that the time-variant descriptor systems have robust H_ ∞ performance γ is obtained by linear matrix inequalities ( LMIs ) which contain additional free parameters . Simultaneously , the algorithm of optimal H_ ∞ performance is too obtained .

计算中涉及两个自由参数，S0和T。s0和D介子阈值能量有关，T为Borel变换参数。

Two free parameters s0 , T are involved in the calculations , so is related to the threshold energy of D meson and T is the Borel transformation parameter .

跃迁形状因子的误差主要来源于两个自由参数，即K1介子阈值能量s0和Borel变换参数T，大约5%-30%。

The uncertainties of transition form factors mainly come from the two free parameters , i.e. the D meson threshold energy s0 and the Borel transformation parameter T , which are about 5 % - 30 % .

文章通过引入控制参数α，在三角函数空间中构造了一类自由参数曲线，称其为均匀TC-B样条曲线。

A class of free parameter curves are constructed in the trigonometric function space by introducing a controlling parameter α and called the uniform TC-B-spline curves .

采用二阶精度无波动、无自由参数的耗散差分格式（NND格式）和经典龙格库塔方法求解耦合电磁源项的N-S方程组，采用高斯-塞德尔超松弛迭代方法数值求解电磁场方程。

Non-oscillating and non-free-parameter dissipative finite difference scheme with second order accuracy and classical Runge-Kutta time-stepping scheme was used to solve Navier-Stokes equations coupled with electromagnetic source terms , and Gauss-Seidel over-relaxation iteration method was adopted to solve electromagnetic equation .

对燃气流场，以Euler方程为基本方程，采用无波动、无自由参数的耗散差分格式（NND差分格式）进行求解。

For the gas flow field , the explicit non oscillatory containing no free parameters and dissipative scheme ( NND scheme ) of the finite difference method is utilized in the body fitted coordinate to solve the governing partial differential equation & the Euler equation .

在虚拟时间步上用LU-SGS隐式方法做时间推进，对流项采用空间三阶的加权无波动无自由参数耗散差分（WNND）格式离散。

An implicit LU-SGS scheme was applied for time stepping in pseudo time domains , and the convection items were discretized with the spatial three-order and weighted non-oscillatory and non-free - ( parameter ) dissipation difference ( WNND ) scheme .

在横流理论和wardlaw集中涡法的基础上，通过采用一组合适的自由参数，用半经验半理论的方法计算了无安定器航弹在大攻角情况下的气动特性。

By choosing a group of available free integral parameters , a semiempirical theoretic method based on the crossflow theory and Wardlaw 's concentrated votex method is used to calculate the aerodynamic characteristics of air bomb without fin at hige angle of attack .

圆底扁球壳非线性稳定问题的自由参数摄动法解

Free-Parameter Perturbation-Method Solutions of the Nonlinear Stability of Shallow Spherical Shells

通过解这一优化命题确定极点配置问题中的自由参数，从而达到设计鲁棒控制器的目的。

As a result , the robust controller is determined .

纹理元提取与纹理合成的自由参数估计

Texel Extraction and Free Parameter Estimation of Texture Synthesis

采用自由参数摄动法求解板壳大挠度问题

Apply Free-Parameter Perturbation Method to Analyze the Large Deflection Problems of Plates and Shells

一种不含自由参数的正电子吸收势

A positron absorption potential free of parameter

根据分析的结果，提出只有一个自由参数的边界。

Basing on this result , we propose the boundary that depends on only one free parameter .

无振荡、无自由参数格式在数值模拟盔型磁场中太阳风流动的应用

Application of non-oscillatory , non-free parameter difference scheme on Simulation of solar wind flow in a helmet magnetic structure