二次曲线法

提出了一种基于动态均值滤波、二次曲线法解调和拟合法求光程差的数据处理新方法。

A novel data processing method based on dynamic linear smooth , conic demodulation and measuring optical path difference by means of fitting is proposed .

论文主要内容包括：1.从理论上分析了两步法、绝对二次曲线法、平面法等三种标定方法的准确度。

Analysis the accuracy of step approach , Absolute conic method and Plane Method , and Present an evaluation method of the accuracy for the camera calibration .

本文的二次曲线法是在线性法的基础上进行改进的一种动力分析方法。特点是在时间步长△t内用二次曲线拟合动力反应的速度和加速度时程曲线。

On the basis of " linear method ", the second order curve method is presented for dynamic analyses , in which second order curve is used to fit history curves of velocity and acceleration of structural dynamic responses in time step △ t comparing with " linear method " .

二次曲线Chebyshev法向逼近的交换算法

An Exchange Algorithm for the Best Chebyshev Normal Approximation by Quadratic Curves

讨论了标准曲线的二次曲线最小二乘法拟合、样品分析结果求解及判别方法，分析结果存盘，利用FOXBASE程序打印分析结果汇总报告。

The least square method for fitting Standard curve , the resolution of sample analysis results and the identification method are dis-cussed . The means for storing test results on disc and for printing final reports by using FOXBASE program are described also .

二次曲线最佳法向逼近的插值点优化迭代法

An iteration method for the best quadratic curve normal approximation

中厚板轧制过程温度计算的二次曲线建模法

To use quadratic curve for establishing temperature model of plate rolling process

介绍利用数学公式采用二次曲线逼近法，加工椭圆曲线以及用户宏程序法对椭圆曲线进行数控加工编程的应用方法。

Introduces the programming of way , use second curve near way and user great programming way to ellipse curve go on numerical control programming .

方法：运用二次曲线趋势预测法和繁殖函数对1995年至2000年动物生产繁殖销售资料进行分析，预测新一年的动物销售总趋势及繁殖计划。

Methods : The data on sale and reproductive between 1995 and 2000 were analyzed by methods of sequential analysis .

支盘桩试桩极限承载力的二次趋势曲线预估法气井产量曲线递减趋势影响因素及产量预测

Prediction Method for Ultimate Bearing Capacity of Squeezed Branch Pile Based on Quadratic Trend Curve Factors Affecting Production Decline Performance and Production Forecasting

直线与二次曲线交点的图解法

To illustrate intersection point between straight line and quadric curve

本文采用两种方法来解决高温温区的外推标定问题，即基于二次曲线的导数最小二乘法和基于修正指数模型的趋势外推法。

One is differential least square method based on conic , and the other method is trend extrapolation based on modified exponential model .