To address the holes problem in wireless sensor networks, a novel geographic routing algorithm, named Double Greedy algorithm (DGA), was proposed based on virtual coordinate system.
针对地理路由算法中的路由空洞问题，通过引入虚拟坐标的方式，提出了一种新颖的无线网络地理路由算法——双重贪婪算法(DGA)。
Most traditional graphics languages use a "virtual" coordinate system with horizontal and vertical axes that range (for instance) from 0 to 32,767.
大多数传统的图形语言用具有范围(例如)从0到32,767的水平和垂直轴的“虚”坐标系统。
Most traditional graphics languages use a "virtual" coordinate system with horizontal and vertical axes that range (for instance) from 0 to 32,767.
大多数传统的图形语言用具有范围(例如)从0到32,767的水平和垂直轴的“虚”坐标系统。
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