$$\hbox {NB}^{3}$$ NB 3

a multilateral negotiation algorithm for large, non-linear agreement spaces with limited time

Verfasser / Beitragende:
[Dave de Jonge, Carles Sierra]
Ort, Verlag, Jahr:
2015
Enthalten in:
Autonomous Agents and Multi-Agent Systems, 29/5(2015-09-01), 896-942
Format:
Artikel (online)
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024 7 0 |a 10.1007/s10458-014-9271-3  |2 doi 
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245 0 0 |a $$\hbox {NB}^{3}$$ NB 3  |h [Elektronische Daten]  |b a multilateral negotiation algorithm for large, non-linear agreement spaces with limited time  |c [Dave de Jonge, Carles Sierra] 
520 3 |a Existing work on automated negotiations has mainly focused on bilateral negotiations with linear utility functions. It is often assumed that all possible agreements and their utility values are given beforehand. Most real-world negotiations however are much more complex. We introduce a new family of negotiation algorithms that is applicable to domains with many agents, an intractably large space of possible agreements, non-linear utility functions and limited time so an exhaustive search for the best proposals is not feasible. We assume that agents are selfish and cannot be blindly trusted, so the algorithm does not rely on any mediator. This family of algorithms is called $$\hbox {NB}^{3}$$ NB 3 and applies heuristic Branch & Bound search to find good proposals. Search and negotiation happen simultaneously and therefore strongly influence each other. It applies a new time-based negotiation strategy that considers two utility aspiration levels: one for the agent itself and one for its opponents. Also, we introduce a negotiation protocol that imposes almost no restrictions and is therefore better applicable to negotiations with humans. We present the Negotiating Salesmen Problem (NSP): a variant of the Traveling Salesman Problem with multiple negotiating agents, as a test case. We describe an implementation of $$\hbox {NB}^{3}$$ NB 3 designed for the NSP and present the results of experiments with this implementation. We conclude that the algorithm is able to decrease the costs of the agents significantly, that the heuristic search is efficient and that the algorithm scales well with increasing complexity of the problem. 
540 |a The Author(s), 2014 
690 7 |a Multilateral  |2 nationallicence 
690 7 |a Negotiation  |2 nationallicence 
690 7 |a Search  |2 nationallicence 
690 7 |a Non-linear utility  |2 nationallicence 
690 7 |a Negotiating Salesmen Problem  |2 nationallicence 
700 1 |a de Jonge  |D Dave  |u Artificial Intelligence Research Institute, IIIA-CSIC, Campus de la Universitat Autònoma de Barcelona, Bellaterra, Catalonia, Spain  |4 aut 
700 1 |a Sierra  |D Carles  |u Artificial Intelligence Research Institute, IIIA-CSIC, Campus de la Universitat Autònoma de Barcelona, Bellaterra, Catalonia, Spain  |4 aut 
773 0 |t Autonomous Agents and Multi-Agent Systems  |d Springer US; http://www.springer-ny.com  |g 29/5(2015-09-01), 896-942  |x 1387-2532  |q 29:5<896  |1 2015  |2 29  |o 10458 
856 4 0 |u https://doi.org/10.1007/s10458-014-9271-3  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a de Jonge  |D Dave  |u Artificial Intelligence Research Institute, IIIA-CSIC, Campus de la Universitat Autònoma de Barcelona, Bellaterra, Catalonia, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sierra  |D Carles  |u Artificial Intelligence Research Institute, IIIA-CSIC, Campus de la Universitat Autònoma de Barcelona, Bellaterra, Catalonia, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Autonomous Agents and Multi-Agent Systems  |d Springer US; http://www.springer-ny.com  |g 29/5(2015-09-01), 896-942  |x 1387-2532  |q 29:5<896  |1 2015  |2 29  |o 10458