Distributed House-Hunting in Ant Colonies

We introduce the study of the ant colony house-hunting problem from a distributed computing perspective. When an ant colony's nest becomes unsuitable due to size constraints or damage, the colony relocates to a new nest. The task of identifying and evaluating the quality of potential new nests...

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Main Authors: Ghaffari, Mohsen, Musco, Cameron Nicholas, Radeva, Tsvetomira T., Lynch, Nancy Ann
Other Authors: Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Format: Article
Language:en_US
Published: Association for Computing Machinery (ACM) 2016
Online Access:http://hdl.handle.net/1721.1/100843
https://orcid.org/0000-0003-2197-6806
https://orcid.org/0000-0003-3045-265X
https://orcid.org/0000-0003-4213-9898
https://orcid.org/0000-0003-1261-6681
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author Ghaffari, Mohsen
Musco, Cameron Nicholas
Radeva, Tsvetomira T.
Lynch, Nancy Ann
author2 Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
author_facet Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Ghaffari, Mohsen
Musco, Cameron Nicholas
Radeva, Tsvetomira T.
Lynch, Nancy Ann
author_sort Ghaffari, Mohsen
collection MIT
description We introduce the study of the ant colony house-hunting problem from a distributed computing perspective. When an ant colony's nest becomes unsuitable due to size constraints or damage, the colony relocates to a new nest. The task of identifying and evaluating the quality of potential new nests is distributed among all ants. They must additionally reach consensus on a final nest choice and transport the full colony to this single new nest. Our goal is to use tools and techniques from distributed computing theory in order to gain insight into the house-hunting process. We develop a formal model for the house-hunting problem inspired by the behavior of the Temnothorax genus of ants. We then show a Omega(log n) lower bound on the time for all n ants to agree on one of k candidate nests. We also present two algorithms that solve the house-hunting problem in our model. The first algorithm solves the problem in optimal O(log n) time but exhibits some features not characteristic of natural ant behavior. The second algorithm runs in O(k log n) time and uses an extremely simple and natural rule for each ant to decide on the new nest.
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spelling mit-1721.1/1008432022-09-30T13:42:57Z Distributed House-Hunting in Ant Colonies Ghaffari, Mohsen Musco, Cameron Nicholas Radeva, Tsvetomira T. Lynch, Nancy Ann Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science Ghaffari, Mohsen Musco, Cameron Nicholas Radeva, Tsvetomira T. Lynch, Nancy Ann We introduce the study of the ant colony house-hunting problem from a distributed computing perspective. When an ant colony's nest becomes unsuitable due to size constraints or damage, the colony relocates to a new nest. The task of identifying and evaluating the quality of potential new nests is distributed among all ants. They must additionally reach consensus on a final nest choice and transport the full colony to this single new nest. Our goal is to use tools and techniques from distributed computing theory in order to gain insight into the house-hunting process. We develop a formal model for the house-hunting problem inspired by the behavior of the Temnothorax genus of ants. We then show a Omega(log n) lower bound on the time for all n ants to agree on one of k candidate nests. We also present two algorithms that solve the house-hunting problem in our model. The first algorithm solves the problem in optimal O(log n) time but exhibits some features not characteristic of natural ant behavior. The second algorithm runs in O(k log n) time and uses an extremely simple and natural rule for each ant to decide on the new nest. United States. Air Force Office of Scientific Research (Contract FA9550-13-1-0042) National Science Foundation (U.S.) (Award 0939370-CCF) National Science Foundation (U.S.) (Award CCF-AF-0937274) 2016-01-15T01:30:30Z 2016-01-15T01:30:30Z 2015-07 Article http://purl.org/eprint/type/ConferencePaper 9781450336178 http://hdl.handle.net/1721.1/100843 Mohsen Ghaffari, Cameron Musco, Tsvetomira Radeva, and Nancy Lynch. 2015. Distributed House-Hunting in Ant Colonies. In Proceedings of the 2015 ACM Symposium on Principles of Distributed Computing (PODC '15). ACM, New York, NY, USA, 57-66. https://orcid.org/0000-0003-2197-6806 https://orcid.org/0000-0003-3045-265X https://orcid.org/0000-0003-4213-9898 https://orcid.org/0000-0003-1261-6681 en_US http://dx.doi.org/10.1145/2767386.2767426 Proceedings of the 2015 ACM Symposium on Principles of Distributed Computing (PODC '15) Creative Commons Attribution-Noncommercial-Share Alike http://creativecommons.org/licenses/by-nc-sa/4.0/ application/pdf Association for Computing Machinery (ACM) MIT web domain
spellingShingle Ghaffari, Mohsen
Musco, Cameron Nicholas
Radeva, Tsvetomira T.
Lynch, Nancy Ann
Distributed House-Hunting in Ant Colonies
title Distributed House-Hunting in Ant Colonies
title_full Distributed House-Hunting in Ant Colonies
title_fullStr Distributed House-Hunting in Ant Colonies
title_full_unstemmed Distributed House-Hunting in Ant Colonies
title_short Distributed House-Hunting in Ant Colonies
title_sort distributed house hunting in ant colonies
url http://hdl.handle.net/1721.1/100843
https://orcid.org/0000-0003-2197-6806
https://orcid.org/0000-0003-3045-265X
https://orcid.org/0000-0003-4213-9898
https://orcid.org/0000-0003-1261-6681
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