1·In this paper, a method of global numerical differentiation is given.
本文提出一种整体数值微分方法。
2·This paper proposes an image fusion method based on numerical differentiation.
提出一种基于数值微分的图像融合方法。
3·Numerical differentiation and integration is covered in depth, with particular emphasis on the error and convergence analysis.
数值微分和积分部分将有较深入讨论，并强调误差和收敛性分析。
4·An algorithm for power system frequency measurement based on numerical differentiation and central Lagrange interpolation is presented.
提出了一种基于数字微分和拉格朗日插值的系统频率快速而准确的测量算法。
5·The paper introduced radiation heat-transfer speciality of radiant porous body, and analyzed radiation Angle coefficient of radiant porous body with square aperture by using numerical differentiation.
介绍了辐射多孔体的辐射传热特性，采用微分法对方形孔道辐射多孔体的辐射角系数进行了数值分析。
6·Automatic differentiation (AD), based on the nonstandard analysis theory, is a new technique in computer numerical analysis.
自动微分(AD)技术以非标准分析为理论基础，是计算机数值计算领域中的一种很有前途的方法。