曲线拟合

带有面积约束的B样条曲线拟合方法

B-Spline Curve Fitting Method with an Area Constraint

提出了一种基于曲线拟合来识别心电图中P波的方法。

A new method of recognizing ECG P waves based on approximating function is presented in this paper .

BP算法在磁化曲线拟合中的应用

BP Algorithm for Fitting the Excitation Characteristic Curve

最小二乘曲线拟合的MATLAB实现

The Realization of Curve Fitting with Matlab

灰色理论在logistic曲线拟合中的应用

The Application of Grey Theory to Logistic Curve Fitting

成都市1981～1986年原发性肝癌死亡率的logistic曲线拟合研究

Study of logistic curve fitting for primary liver cancer death rate in Chengdu

福建省恶性肿瘤死亡率年龄分布的Logistic曲线拟合

A Goodness-fit of Logistic Curve of Malignant Tumors Mortality and Age Distribution in Fujian

曲线拟合分析显示RF滴度能够反应IgM－RF的水平。

Curve fitting analysis showed that RF titer could reflect the level of IgM-RF .

算法在二阶导数初始计算时，运用Lagrange多项式进行曲线拟合。

Lagrange Polynomial-Fitting technique is used to calculate the second derivative .

应用Matlab软件进行多项式曲线拟合，表明二次多项式能够有效地表达各干燥条件下的银耳干燥动力学曲线。

Quadratic polynomial could express drying kinetics curves of every drying condition by using Matlab software for polynomial curves fitting .

基于NURBS曲线拟合的图像亚像素边缘提取方法

Method to Image Edge Extracting Based on NURBS Fitting

对ISAR成像中扫频非线性的曲线拟合

Curve Simulation for Nonlinearity in Frequency Sweep in ISAR Imaging

采用曲线拟合方法进行EPR波谱基线校正

A fitting method for baseline correction in EPR spectroscopy

关于曲线拟合的广义Bezier方法

On the Generalized Bezier Scheme for Curve - Fitting

关于用五次Hermite样条进行最佳曲线拟合的探讨

Investigation on best fitting of plane curve with Hermite fifth & degree polynomial

方法：应用Pearson检验与曲线拟合的方法，识别数据的记忆性。

Methods To identify the memory of data by Pearson test and curve fit .

研究了数据处理方法，对车载GPS采集到的道路数据进行处理，包括粗差剔除、坐标转换、空间属性数据与非空间属性数据的匹配、线路偏心改正、曲线拟合等；

At the same time , study the data processing methods including gross error rejection , coordinate conversion , data match , partiality correct , and so on .

分析了X射线金属板材测厚信号的检测装置和信号处理机制，着重研究了实际应用中的标定原理、曲线拟合和补偿机制。

Detecting device and processing mechanism of the X-ray signal was analysised . calibration principle 、 curve fitting and compensation mechanism during practical application are mainly researched . 3 .

为了给小麦节水高产栽培中土壤水分管理提供依据，采用池栽遮雨的方法，用Logistic曲线拟合不同水分调控条件下籽粒的灌浆过程，研究灌浆参数的差异。

The process of grouting controlled by water is conformed by Logistic curve and the difference of grouting parameter is analyzed in wheat grown in water-proof shelf .

文中还提出了两种道路跟踪导航线提取算法，分别是基于Hough变换的道路提取算法和基于曲线拟合的提取算法。

This dissertation also introduced two drawing algorithms of road tracking line , based Hough transforming and curved line fitting .

计算介电常数虚部时出现的动量矩阵元，根据对Ge和Si的介电常数虚部的实验曲线拟合而决定。

The momentum matrix elements in the formula for calculating the imaginary part of dielectric constants are determined by fitting the ε 2 of Ge and Si .

方法引用流行病学数学模型SI，用非线性最小二乘法把HIV感染者的数据与数学模型进行曲线拟合。

Method The epidemiological patterns of HIV infection in HongKong were analyzed with a mathematic model SI by changing its initial condition , which was used to test the related data .

通过对流体力学中沿程阻力系数和泵与风机工作点等问题的求解，介绍了EXCEL单变量求解器和曲线拟合的方法。

Through calculating friction factor and operating point of pump or fun of two examples on fluid mechanics , methods using solver and curve-fitting in EXCEL were introduced .

基于GEP的多因子曲线拟合

Multiple factor fitting based on GEP

本文独立完成雕刻机图形部分的软件设计并编制应用程序，实现了曲线拟合的雕刻方法，以及对BMP格式图像文件的处理，实现了逐行扫描的雕刻方法。

This paper accomplished software design , write the program and implement along-curve engrave , and which exploit a scan engraving software about BMP image .

Norplant皮下埋植五年七种月经异常的曲线拟合

Curve Fitting in Analyzing the Abnormal Menstruation Symptoms after Implantation of Norplant During 5 Years Course

结论血浆、乳腺肿瘤组织和相邻正常组织的药-时曲线拟合对替加氟转化为5-FU及5-FU消除过程进行了较好的描述。

CONCLUSION The simulated concentration-time curves of tegafur and its metabolite in plasma and tissue basically describe the activation process of tegafur into 5-FU and 5-FU elimination .

实现了在给定拟合精度下自动优化顶点数目的B样条曲线拟合算法，并提出借鉴草图元素生成算法和B样条曲线拟合算法，构造截面轮廓线和特征线来实现自由曲面反求的方法。

This thesis also realizes an B-spline fitting algorithm with optimized control vertices under given tolerances , and puts forward an approach of reconstructing free-style surfaces from the curves on planar sections and characteristic curves using the sketch-element creating and B-spline fitting algorithms for reference .

通过圆二色谱（CD）及傅里叶变换红外光谱及退卷积、曲线拟合等技术研究了羟基磷灰石结晶对牛血清白蛋白二级结构的影响。

The effect of crystallization of hydroxyapatite on the secondary structure of bovine serum albumin ( BSA ) was studied by circular dichroism spectrum , Fourier transform infrared spectroscopy , derivative , deconvolution and curve-fitting techniques in the present paper .

本文介绍采用离散傅立叶变换（DFT）和曲线拟合进行电力系统机网暂态过程波形分析的方法。

This paper presents a method which applies both discreate fourier transform ( DFT ) and curve fitting technique to analyze the wave of the transient process of machine-network in electric power system .