中文说明：基于颜色特征向量的粒子滤波跟踪程序，修复了因粒子超过窗口范围出现ERROR的BUG，经调试验证可以满足实时跟踪的要求，注释清晰，非常适合初学者学习-color-based particle filter tracking, some bugs have been fixed.
English Description：
Particle filter tracking program based on color feature vector, fixed the bug of error caused by particles exceeding the window range. After debugging and verification, it can meet the requirements of real-time tracking, and the annotation is clear. It is very suitable for beginners to learn - color based particle filter tracking, some bugs have been fixed