This algorithm first created some fix points by structural matching, and then compared instructions' similarity from every fixpoint.
该算法首先利用结构化比较获得一组固定点，再从每个固定点开始进行指令相似性比较。
2
The algebraic sum of the product of any point on a closed curve and the distance from this point's normal line to a fixpoint is zero.
任意闭合曲线上的点与该点法线到某定点距离的乘积，其代数和为零。
3
This paper introduces a method to position-fixpoint of impact when shooting ground targets from aircraft cannons and a way to realize automatic scoring.