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- There"re several methods of working out the center position of the facular image, such as center of gravity method, fourier transform method, function fitting method, etc. 4.;确定光点中心位置的常用算法有重心法、傅立叶变换法、函数拟合法等。
- Zernike polynomial fitting method and its application[J]. 引用该论文 单宝忠;王淑岩;牛憨笨;刘颂豪.
- Abstract: Based on KS function fitting characteristics, this paper presents a new mixed envelopment method and its realization and application in smoothing propeller force curve of tilting mechanism for tilting passenger train. 文摘:基于KS函数拟合特性,提出了混合包络新概念及实现方法,并阐述了这种方法在光滑摆式列车倾摆机构推力曲线上的应用。
- This paper improves the accuracy of numerical correction using the data fitting method to get the equation for the step response and the cubic spline function to get the first and the second derivatives of the output voltage wave. 本文采用曲线拟合的方法得到方波响应的方程,并采用三弯矩样条函数求得输出电压波形的一阶、二阶导数,从而提高了数值校正的准确度。
- This algorithm is based on the gradi(?)nt mask which is derived from piecewise fitting method using quadratic function and contour tracing method according to the human vision characteristics. 统计识别和模糊识别方法相结合,根据焊缝缺陷的形状特征,对各种焊缝缺陷进行识别分类。
- The comparison between this method and fitting method demonstrates its practicability. 与拟合校准方法的比较证实了该方法的有效性。
- Predictive deconvolution method and pattern fitting method are used to attenuate the multiples. 针对各自的特征,利用预测反褶积和模型拟合方法对它们进行了衰减试验。
- According to Pearson, Kolmogorov and Smirnov theorems, new test rules of goodness of distribution function fit are proposed in this paper. 本文根据皮尔逊、柯尔莫戈洛夫、斯米尔诺夫定理,提出了分布函数拟合优度检验的新规则。
- Multivariable equation set fitting method is derived on the basis of least square method principle. 根据最小二乘法的求解原理,建立了一种适用于多变量方程组系数参数的拟合算法。
- A new fitting method for magnetic curve based on support vector machine in transformer emulation is presented. The method is applied. 摘要提出了在变压器模型仿真中采用支持向量机进行磁化曲线拟合的新方法,并进行了应用。
- Then a self-adapt$ation linear fitting method is applied to finding the corner points in the extracted edges,and these poin... 将运算得到的点作为最终的特征点进行图像匹配。实验证明,该算法能够精确地实现现场图像的匹配。
- As the results show, when the excursion is little, the PSF obtained by Gauss function fitting is feasible.A baffle will reduce the error and improve the spatial resolution remarkably. 研究结果表明,在偏离量较小时,利用高斯拟合得到的中子针孔成像系统的PSF是可行的,而采用挡板可以很显著地减少拟合误差和提高其空间分辨率。
- The B-Splines surfaces fitting algorithm with Multilevel B-Splines is also studied.And a modified fitting method about sparse meshes is put forward. 研究了基于多层次B样条的曲面拟合,并且针对稀疏网格模型拟合曲面的起皱现象给出了改进方法。
- Based upon this subsection function fitting,artificial neural network algorithm and other methods are proposed to raise fitting accuracy in order to reduce error to obtain correct test results. 比较研究了混凝土无损检测中的三种常用测强曲线的拟合精度,在此基础上,提出了分段函数拟合,人工神经网络算法等提高曲线拟合精度的一些方法和措施,以得到正确的测试结果。
- Through the analysis of examples, such curve fitting method enhanced curve fitting accuracy, and the results more truthful and reliable. 通过实例分析得出,此类方法不仅提高了曲线拟合精度,而且得到的结果更为真实、可靠。
- For polynomial fitting method, polynomial was changed into fitting curves of hyperbola, S-figure curve, converse exponential curve and logarithm curve, etc. 多项式拟合先将其化为双曲线、S型曲线、倒指数曲线、对数曲线等拟合曲线,再求解拟合多项式系数。
- The conicoid fitting method (CFM) and the neural networks method (NNM) are used for this purpose, but each of them has its advantages and disadvantages. 转换GPS高程通常采用二次曲面拟合法(CFM)和神经网络方法(NNM);但这2种方法各有优缺点.
- Comparing with the conicoid fitting method (CFM)to converse GPS height, the accuracy of the transform result with the CF &NNM method canimprove 20 percent. 作者还对该方法的实质进行了解析,与二次曲面拟合法相比,利用CF&NNM法转换GPS高程,其转换结果精度大约可提高20%25,具有推广价值。
- In addition, the mathematical model of this aeroelastic system is estabi-shed by these test results using the combined classical fitting method and DFP method. 另外根据实测数据,采用经典的拟合方法与DFP法相结合的方法,建立了气动弹性系统的数学模型。
- Time-window fitting method is used to produce AVO attribute section (P andG sections) by taking time-window amplitude sequences within CDP trace gathers. 时窗拟合法是利用CDP道集内时窗振幅序列求取AVO属性剖面(P、G剖面)的一种方法。