双手交互作为一种自然的人机交互形式，不但符合人的认知习惯和行为特征，而且能提高计算机输入的带宽。
As a natural measure of HCI, two-handed interaction not only matches the habit of human cognition and behavior, but also improves the bandwidth of computer input.
以未来指挥所中的自然手势交互为应用背景，研究用户操作的概念抽取与表述，提出从语法、语义层次上整合实现用户操作到双手多指触摸交互控制的映射方法。
This paper does research on an infrared multi-touch technology, gives the recognition and description of touch-based bimanual action, and sets up the touch-based two-handed interaction model.
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