This paper gives a realization of potential field and proposes a local potential field an advanced method according to the automatic robot.

本文在阐述了用势场法实现路径规划的基础上，针对中型组自主机器人的特点， 提出了改进的势场法：局部势场法。

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This paper gives a realization of potential field and proposes a local potential field method an advanced method according to the middle-size robocup team.

在阐述了用势场法实现路径规划的基础上，针对全自主机器人的特点，提出了基于遗传算法的全自主机器人避障方法。

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Analysis of the traditional artificial potential field failed in path planning due to the local minimum and the possible local minimum area of the external obstacles on the geometry.

本文分析了传统的人工势场法由于局部最小问题而导致规划失败的原因，对可能产生局部极小值区域的障碍物外部几何形状进行分析。

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And their permanence allowed the campaign to develop vital local insight: to build detailed voter files on potential supporters, field test the best ways to motivate them, and push them to cast their votes weeks before Election Day.

CNN: Analysis: Obama won with a better ground game