摘要
本文介绍了初级顶点拟合的基本原理,对原有程序作了一些修改,给出了部分实验事例的初级顶点分布。
In this paper,the principle of primary vertex fitting of BES has been described.Some modifications to the original program are made and the vertex distributionsfor the experimental data of Run462-961 are presented.
出处
《高能物理与核物理》
CSCD
北大核心
1995年第1期1-7,共7页
High Energy Physics and Nuclear Physics
关键词
束流约束
顶点拟合
最小二乘法
北京谱仪
simple vertex fitting, beam constrained vertex fitting,chi-squareminimization technique.