Fighting Wildfires under Uncertainty - A Sequential Resource Allocation Approach

Hau Chan, Long Tran-Thanh, Vignesh Viswanathan

Proceedings of the Twenty-Ninth International Joint Conference on Artificial Intelligence

Special track on AI for CompSust and Human well-being. Pages 4322-4329.

https://doi.org/10.24963/ijcai.2020/596

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Abstract

Standard disaster response involves using drones (or helicopters) for reconnaissance and using people on the ground to mitigate the damage. In this paper, we look at the problem of wildfires and propose an efficient resource allocation strategy to cope with both dynamically changing environment and uncertainty. In particular, we propose Firefly, a new resource allocation algorithm, that can provably achieve optimal or near optimal solutions with high probability by first efficiently allocating observation drones to collect information to reduce uncertainty, and then allocate the firefighting units to extinguish fire. For the former, Firefly uses a combination of maximum set coverage formulation and a novel utility estimation technique, and it uses a knapsack formulation to calculate the allocation for the latter. We also demonstrate empirically by using a real-world dataset that Firefly achieves up to 80-90% performance of the offline optimal solution, even with a small amount of drones, in most of the cases.

Keywords

  • Agent-based and Multi-agent Systems: Resource Allocation
  • Multidisciplinary Topics and Applications: Other
  • Uncertainty in AI: Other
  • Machine Learning Applications: Environmental
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