说明：  TLD代码及实现 对于学习TLD视觉跟踪具有很大的作用 里面有对代码的注视有助于理解 TLD是最近比较火的视觉跟踪算法 速度快稳定性好
(TLD code and implementation for learning TLD visual tracking has a great effect There to help in understanding the gaze of the code TLD is the comparison of the recent fire fast visual tracking algorithm has good stability)