通过需求分析及总体设计，对整个应用方案从数据流图到算法分析详细地给出了应用设计，在新的应用领域上进行了探讨和研究。

Through the analysis of demand and general design, It introduces the application from data stream to arithmetic analysis detailedly, discusses and researches this in a new applied field.

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为了满足实时跟踪控制的需要，提高两幅图象之间对应点的匹配效率，提出了稀疏光流算法。

Sparse optical flow method was proposed for satisfying the requirement of real-time control and improving the efficiency of matching corresponding points in two im ages.

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采用边缘提耳义算法给出了流场中激波在叶栅中分布的清晰轮廓图；

The legible outlines of the shock waves were given by using the edge detection algorithm.

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