1) The Difference Method
差商求导
2) derivative's error
求导误差
3) difference derivation
差分求导
1.
The curvature image of fingerprint was calculated by using difference derivation,and the core point was searched complying with certain rules.
该算法利用差分求导的方法求得指纹的曲率场,并按照一定的规则搜索参考点。
4) mutual admittance difference
导纳互差求和
1.
By analysis of zero sequence admittance distribution with single-phase ground fault in the Mine ground 6kV transformer substation power supply system,a new high-performance microcomputer fault line selection device as the core of DSP407 and CPLD is designed by a higher accuracy of fault line selection alignment algorithm-mutual admittance difference summation algorithm.
分析了矿山6 kV地面变电站供电系统发生单相接地故障时零序导纳的分布,采用了一种准确率更高的选线算法—导纳互差求和算法,设计了以DSP2407和CPLD为核心的新型高性能微机选线装置。
5) non_derivative
差商代替导数
6) differe
求差
1.
It is conveniently to settle the difference of two solids, by utilizing the primitive geometric models of 3DMAX and the lights and materials of OpenGL.
探讨了在VC++中使用3DMAX SDK及OpenGL函数的方法，利用3DMAX中的基本几何形体，加上OpenGL的光照和材质处理，很方便地解决了实体之间的求差问题。
补充资料：差商
差商就是因变量的改变量与自变量的改变量两者相除的商。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条