步长

range方法接受起始索引以及步长。

The range method accepts a starting index , as well as a step size .

解抛物型方程的分组显式（AGE）方法同几种分数步长法的比较研究

A survey of age method comparing with several fractional step methods for solving 2-D Parabolic Equations

一种基于模型逼近度的变步长BP算法

A BP Algorithm with Variable Stepsize Based on Model Approximation Degree

带一类自适应非线性特性的变步长BP学习算法

BP Training Algorithm of Alterable Pace with a Class of Adaptive Nonlinear Property

BP网络的自适应步长因子算法

An Adaptive Step Factor Algorithm for Backpropagation Network

非等步长GM（1，1）模型及其在大堤沉降监测的应用

Study of unequal-step GM ( 1,1 ) model and its application

基于模型逼近度和接受概率的一个变步长快速BP学习算法

A fast variable stepsize BP learning algorithm based on model approximation degree and acceptance probability

变步长LMS算法可显著提高自适应并行干扰抵消器的性能。

Variable step-size LMS algorithm can improve the performance of PIC .

MonteCarlo方法模拟Langevin方程中的时间步长问题

The time step problem of Monte-Carlo simulation for Langevin equation

LMS算法的收敛与步长选取

On Convergence and Selecting Step - Size for LMS Algorithm

在BP小波神经网络的训练过程中，自适应调节步长是对算法效率起重要作用的步骤之一。

Adaptive adjustment of step length is one of important steps in the training of BP wavelet neural network ( WNN ) .

一种引入动量项的变步长LMS算法的研究

A Variable Step Size LMS Algorithm with Momentum term

一种改进的变步长LMS盲多用户检测算法

An Improved Variable Step-size LMS Blind Multi-user Detection Algorithm

Stewart型并联机床直线插补步长的研究

Linear interpolation step length of stewart platform-based parallel kinematics machine

改进的变步长频域批处理LMS算法

Improved variable step-size frequency-domain LMS adaptive filtering algorithm

通过SF估计输入信号信噪比（SNR）来控制MF系数更新的迭代步长。

The step size for coefficient update in the MF is controlled by the estimated SNR .

充分讨论了交流电机数字控制中的特殊问题和影响控制性能的因素，采用变步长和变PI等技术手段，使系统性能得到了改善。

Adequate discuss was given to the special problems and the factors which affect the performance met in the digital control .

给出了一种根据零件加工精度要求，对三次B样条列表曲线进行直线插补，自动生成变步长刀位轨迹的算法，简称自适应算法。

A self adaptive method is proposed which can make line interpolating of a cubic B spline tabulated curve and generate varied step length cutter location points according to the machining accuracy .

研究了BP网络模型和BP算法，并对BP算法进行了加入动量项和自适应调节步长的改进。

BP network model and BP algorithm are also researched and BP algorithm is improved by adding the momentum item and self-adapting the length of train step .

采用变步长Gill数值积分方法，对系统的非线性运动微分方程组进行了求解。

Employing variable step size Gill integration method , the governed nonlinear differential equations are solved .

对比实验验证了变步长Newton二次插值估算光伏电池最大功率点方法的可行性和和某些优越性。

Comparative experiments verify the feasibility and superiority of the variable stepsize Newton quadratic interpolation to estimate the Photovoltaic Maximum Power Point .

为进一步提高控制质量，燃气、空气回路采用Fuzzy－PID复合控制，空／燃比可在线变步长寻优。

In order to improve the control quality , the compounded Fuzzy-PID control is used in fuel and air loops , and the air / Juel ratio can be self-optimizing on line .

本文针对传统BP算法存在的两个常见问题进行了讨论，提出了基于步长优化和共轭梯度法的改进BP算法。

This paper discussed two basic problems of conventional BP algorithm . A improved BP algorithm based on step optimum and conjugate gradient was put forword in this paper .

而变步长LMS算法对噪声比较敏感，在较低信噪比的环境中并不适用。

But variable step size LMS algorithm is more sensitive to noise , does not apply at low SNR environment .

freqstep设置修改调控器在调整CPU频率时使用的频率步长（包括提高和降低两个方向）。

The freq_step setting changes the size of the frequency step the governor uses to change CPU frequency in either direction .

基于Wei等在文[2]中提出的拟牛顿公式，第三章给出谱梯度法的新步长公式。

In Chapter 3 , a new class of stepsizes for spectral gradient method is derived from approaching the new quasi-Newton equation given in [ 2 ] .

仿真结果表明，本文提出变步长LMS的算法明显优于其它变步长算法和LMS算法。在稳态误差相同的情况下，本算法的收敛速度明显高于LMS算法。

The computer simulation results confirm that the variable step-size algorithm proposed in the paper outperform other variable step-size algorithm and LMS algorithm .

SST湍流方程求解时，使用点隐式格式进行时间推进从而解除了由于源项存在所引起的时间步长的限制，保证湍流方程和流动方程同步推进时的稳定性。

In order to advance the SST turbulence equations at the same rate as the flow equations , a point-implicit scheme is used .

ELMS算法及其变步长算法研究

Research on ELMS Algorithm and Variable Step Size Algorithm

为克服传统的BP网络的不足，采用自适应变步长算法（ABPM）来训练前馈人工神经网络。

The back-propagation ( BP ) network is trained using adaptive variable step size algorithm to overcome the shortage of conventional BP Network .