Publications
PhD Thesis
A. Fontan, Collective decision-making on networked systems in presence of antagonistic interactions, Linköping Studies in Science and Technology. Dissertations, No. 2166, 2021 [DiVA]
Journal papers
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A. Fontan, and C. Altafini, Pseudoinverses of signed Laplacian matrices, SIAM Journal on Matrix Analysis and Applications (SIMAX), to appear, 2023
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A. Fontan, L. Wang, Y. Hong, G. Shi, and C. Altafini, Multi-agent consensus over time-invariant and time-varying signed digraphs via eventual positivity, IEEE Transactions on Automatic Control, 2023 (early access), DOI: 10.1109/TAC.2022.3225472
[arXiv:2203.04215] -
A. Fontan and C. Altafini, The role of frustration in collective decision-making dynamical processes on multiagent signed networks, IEEE Transactions on Automatic Control, vol. 67 (10), pp. 5191 - 5206, 2022, DOI: 10.1109/TAC.2021.3123222
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A. Fontan and C. Altafini, A signed network perspective on the government formation process in parliamentary democracies, Scientific Reports, vol. 11 (5134), 2021, DOI: 10.1038/s41598-021-84147-3
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A. Fontan, G. Shi, X. Hu and C. Altafini, Interval Consensus for Multiagent Networks, IEEE Transactions on Automatic Control, vol. 65 (5), pp. 1855-1869, 2019, DOI: 10.1109/TAC.2019.2924131
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A. Fontan and C. Altafini, Multiequilibria Analysis for a Class of Collective Decision-Making Networked Systems, IEEE Transactions on Control of Network Systems, vol. 5 (4), pp. 1931-1940, 2018, DOI: 10.1109/TCNS.2017.2774014
Conference papers (peer-reviewed)
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L. Wang, A. Fontan, Y. Hong, G. Shi, and Claudio Altafini, Multi-agent consensus over signed graphs with switching topology, 20th European Control Conference (ECC), London, UK, July 2022
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A. Fontan and C. Altafini, On the properties of Laplacian pseudoinverses, 60th IEEE Conference on Decision and Control (CDC), Austin, Texas, USA, December 2021, DOI: 10.1109/CDC45484.2021.9683525
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A. Fontan and C. Altafini, Describing government formation processes through collective multiagent dynamics on signed networks (extended abstract), 1st Virtual IFAC World Congress, July 2020
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A. Fontan and C. Altafini, Achieving a decision in antagonistic multiagent networks: frustration determined commitment strength, 57th IEEE Conference on Decision and Control (CDC), Miami Beach, FL, USA, December 2018, DOI: 10.1109/CDC.2018.8619615
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A. Fontan and C. Altafini, Investigating mixed-sign equilibria for nonlinear collective decision-making systems, 56th IEEE Conference on Decision and Control (CDC), Melbourne, Australia, December 2017, DOI: 10.1109/CDC.2017.8263755
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A. Fontan, G. Shi, X. Hu and C. Altafini, Interval Consensus: a novel class of constrained consensus problems for multiagent networks, 56th IEEE Conference on Decision and Control (CDC), Melbourne, Australia, December 2017, DOI: 10.1109/CDC.2017.8264270