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Optimal Seeding in Large-Scale Super-Modular Network Games

Messina, Sebastiano ; Cianfanelli, Leonardo ; Como, Giacomo LU and Fagnani, Fabio (2024) In IEEE Control Systems Letters 8. p.1811-1816
Abstract

We study optimal seeding problems for binary super-modular network games. The system planner's objective is to design a minimal cost seeding guaranteeing that at least a predefined fraction of the players adopt a certain action in every Nash equilibrium. Since the problem is known to be NP-hard and its exact solution would require full knowledge of the network structure, we focus on approximate solutions for large-scale networks with given statistics. In particular, we build on a local mean-field approximation of the linear threshold dynamics that is known to hold true on large-scale locally tree-like random networks. We first reduce the optimal intervention design problem to a linear program with an infinite set of constraints. We then... (More)

We study optimal seeding problems for binary super-modular network games. The system planner's objective is to design a minimal cost seeding guaranteeing that at least a predefined fraction of the players adopt a certain action in every Nash equilibrium. Since the problem is known to be NP-hard and its exact solution would require full knowledge of the network structure, we focus on approximate solutions for large-scale networks with given statistics. In particular, we build on a local mean-field approximation of the linear threshold dynamics that is known to hold true on large-scale locally tree-like random networks. We first reduce the optimal intervention design problem to a linear program with an infinite set of constraints. We then show how to approximate the solution of the latter by standard linear programs with finitely many constraints. Our solutions are then numerically validated.

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author
; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
linear threshold dynamics, optimal seeding, Super-modular network games
in
IEEE Control Systems Letters
volume
8
pages
6 pages
publisher
IEEE - Institute of Electrical and Electronics Engineers Inc.
external identifiers
  • scopus:85197077307
ISSN
2475-1456
DOI
10.1109/LCSYS.2024.3418308
language
English
LU publication?
yes
id
1bd8dcf8-1dc8-401f-979c-fe495cd78c16
date added to LUP
2024-11-28 14:53:30
date last changed
2025-04-04 15:08:43
@article{1bd8dcf8-1dc8-401f-979c-fe495cd78c16,
  abstract     = {{<p>We study optimal seeding problems for binary super-modular network games. The system planner's objective is to design a minimal cost seeding guaranteeing that at least a predefined fraction of the players adopt a certain action in every Nash equilibrium. Since the problem is known to be NP-hard and its exact solution would require full knowledge of the network structure, we focus on approximate solutions for large-scale networks with given statistics. In particular, we build on a local mean-field approximation of the linear threshold dynamics that is known to hold true on large-scale locally tree-like random networks. We first reduce the optimal intervention design problem to a linear program with an infinite set of constraints. We then show how to approximate the solution of the latter by standard linear programs with finitely many constraints. Our solutions are then numerically validated.</p>}},
  author       = {{Messina, Sebastiano and Cianfanelli, Leonardo and Como, Giacomo and Fagnani, Fabio}},
  issn         = {{2475-1456}},
  keywords     = {{linear threshold dynamics; optimal seeding; Super-modular network games}},
  language     = {{eng}},
  pages        = {{1811--1816}},
  publisher    = {{IEEE - Institute of Electrical and Electronics Engineers Inc.}},
  series       = {{IEEE Control Systems Letters}},
  title        = {{Optimal Seeding in Large-Scale Super-Modular Network Games}},
  url          = {{http://dx.doi.org/10.1109/LCSYS.2024.3418308}},
  doi          = {{10.1109/LCSYS.2024.3418308}},
  volume       = {{8}},
  year         = {{2024}},
}