The worldwide research status of head tracking is introduced and the works made in the research of the predictive algorithm and in the exploration of the rule of the head tracking are set forth.
介绍了头部跟踪技术的研究动态，阐述了对头部跟踪规律的探索以及在预测算法的设计上所做的工作。
2
According to the rule from choosing to complicated, from determining the nature to determining the quantity, we carry out the predictive job of the reservoir step by step.