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In this paper, the controllability of multi-agent systems is studied under leader-follower framework, where the interconnection between agents is directed. Some necessary and sufficient conditions are derived for the controllability of multi-agent systems with special topology. The results provide insights into the effect of leader selection and weight assignment on controllability. In addition, a...
In this paper, a portable snake-like search and rescue apparatus is developed, which can search and rescue in gap of ruin formed by natural disasters through the life detectors, night video imaging device and other electronic equipment fixed on its tip. It can also provide supplies for survivors under debris. The apparatus consists of two parts, namely the flexible arm and integrated control platform...
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