Due to the existence problem and complexity on correlative detection, traditional digital fingerprinting schemes have low efficiency in construction and tracking.
传统的数字指纹编码方案由于其自身存在性问题和相关检测的复杂性，使其指纹的生成效率和跟踪效率很低。
Aimed at the low efficiency of real-time collision detection problem of simple 3d object on mobile platforms, this paper proposes a recursion detection algorithm using collision tree.
针对移动平台上大量的简单3d物体实时碰撞检测效率不高的问题，文中提出了以构建碰撞树为基础的碰撞遍历算法。
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