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- To solve the problem of ellipse-object-shape parameters detection in noise image, a new detection algorithm using nonlinear data fitting model and cross-reference iterative method is proposed. 摘要为提高噪声环境下椭圆类物体形状检测算法的稳定性与准确性,本文提出非线性数据拟合模型结合交叉参考迭代的新思路。
- Iris Iterative Location Using Nonlinear Data Fitting and Cross-reference 非线性拟合结合交叉参考的迭代虹膜定位方法
- Ellipse-shape detection based on nonlinear data fitting and cross-reference iterative model 非线性数据拟合模型结合交叉参考迭代的医学椭圆形状检测
- Nonlinear data fitting 非线性数据拟合
- Nonlinear data exhibit considerable variation. 非线性数据变化较大。
- The equivalent stiffness was expressed in piecewise as a cubic stiffness and a linear stiffness through data fitting. 利用数据拟合将该等效刚度分段表示为三次非线性刚度和线性刚度;
- By data fitting of FEA, an empirical formula of the limit pressure for elbows with local thinned area on inner wall of extrados has been attained. 由有限元计算结果数据拟合出了外拱内壁局部减薄弯管塑性极限内压的计算公式。
- This toolbox is not only suitable for empirical datum fitting processing, but also applicable for transforming the form data to function expression. 该工具箱不仅适用于试验数据的拟合处理,还适用于将表格数据转化为函数表达式。
- This paper introduces the principle and design of Chinese enzyme immunoassay instrument,and emphatically discusses the design of nonlinear data processing model. 文中阐述了国产磁分离酶免疫测定仪的仪器原理及设计,对数据处理模型的设计进行了重点讨论。
- For complex target"s RCS data, AR model is useful in RCS data fitting, but can not extrapolate and predict unknown data effectively. 通过对复杂目标实测数据的分析发现AR可以较好地完成拟合,但不能有效地外推预测未知数据。
- The HHT is applicable to non-stationary and nonlinear data analysis, and finding out the instantaneous characteristics including frequency of the data is its main part. HHT适用于非稳态与非线性的数据分析,及找出数据包括频率的瞬时特性是其的主要概念。
- This paper discuss the method of data fitting in intergral rule, that is intituled least squares integral method, and gives two format of fitting function in common use. 本文探讨了积分准则下的数据拟合函数的方法,称为最小二乘积分法,并给出了两个常用拟合函数具体形式。
- Some application examples of simplified Dynamic NURBS Swung Surfaces are showed, which include rounding and blending, scattered data fitting and interactive sculpting. 举出了一些准D-NURBS摆转曲面的应用实例,如曲面倒圆角与调和、曲面拟合及交互式造型等。
- Through Romberg method a numerical integral and data fitting procedure are carried out, the study gets the flown streamline equation by a polynomial of 5 in Cartesian coordinate. 通过Romberg方法进行数值积分,经过数值拟合,得到笛卡儿坐标系下的五次多项式形式流线方程。
- Huang N E.HHT:A review of the methods and many applications for nonsteady and nonlinear data analysis[R].Laboratory for Hydrospheric Processes,NASA Goddard Flight Center,Greenbelt,M D 2007 1. 连海宁.;傅立叶、小波及希尔波特一黄变换在地震工程领域的应用[D]
- When thiol was equal to vinyl or vinyl was excessive than thiol, the data fit well with first oder kinetics in a good linearity ... 在巯基和乙烯基的量之比相等和乙烯基过量的情况下,按照一级反应处理的动力学数据呈现较好的线性关系,且反应速率与巯基浓度的一次方成正比,与乙烯基浓度无关。
- The results show that for the adoption of fractal theory to the nonlinear data analysis of ground movement, the nonlinear characteristic of ground movement is realistically described, ... 结果表明,分形理论应用于地表移动的非线性数据分析,逼真地描述了地表移动的非线性特征,计算简便。
- By mapping nonlinear data into high-dimensional space by kernel function, the method elimites process nonlinear features, then PPCA can be used to monitor the linear mapped value of process variables. 该方法利用核函数将非线性数据映射到高维空间,去除了过程的非线性,然后利用PPCA对满足线性关系的过程变量映射值进行监控。
- Relatively large regularization parameters cause low resolution of solution, and a small parameter can improve data fitting and enhance the accuracy of inversed water content distribution. 大正则化参数时反演分辨率低,而小正则化参数在保证数据拟合精度提高的同时,增加了模型的分辨率,能获得更可靠的含水量分布。
- AECTS adsorbed Co2+ mainly by complexation and physical style, the experimental data fit well into the Langmuir and Freundlich adsorption isotherm at the same time. AECTS对Cu~(2+)和Ni~(2+)的吸附符合Langmuir等温方程,属于单分子层吸附; AECTS对Co~(2+)的吸附同时符合Frundlich模型和Langmuir模型;