In the technique of fusion on night vision images, reformative algorithms of false color fusion on LLL and IR images and a series of derivative algorithms are put forward.
在夜视图像融合技术方面，提出了微光图像和红外图像假彩色融合的改进算法，并探索研究出一系列衍生算法。
2
This paper is to discuss the higher-order derivative of many-variables abstract composite function, and to put forward the easy method to this type of questions through substitution.
对多元抽象复合函数的高阶求导进行了讨论，利用代换的思想，得到了对其进行高阶求导的简便易行的方法。
3
This paper is to discuss the derivative of fragmental function on the boundary point, and to put forward the new method to this type of questions.