Research Article
A Swarm Robotic Exploration Strategy Based on an Improved Random Walk Method
Table 1
Comparison of proposed RW method with other methods for different numbers of robots. Mean: average coverage ratio; Std.: standard deviation.
| | Methods | Brownian motion | Lévy flight | Our method |
| | | Mean | Std. | Mean | Std. | Mean | Std. | | 1 | 1.10% | 9.31×10−4 | 4.28% | 4.52×10−3 | 5.25% | 2.63×10−3 | | 10 | 3.45% | 3.47×10−3 | 33.02% | 1.11×10−2 | 40.81% | 1.10×10−2 | | 20 | 4.59% | 2.91×10−3 | 54.05% | 1.35×10−2 | 63.57% | 1.13×10−2 | | 30 | 5.51% | 4.17×10−3 | 68.45% | 1.07×10−2 | 77.12% | 1.59×10−2 |
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