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Topics on Collective Intelligence: Brainstorming, Vox Populi and Physarum polycephalum

Grant number: 17/23288-0
Support Opportunities:Regular Research Grants
Start date: March 01, 2018
End date: February 29, 2020
Field of knowledge:Physical Sciences and Mathematics - Physics
Principal Investigator:José Fernando Fontanari
Grantee:José Fernando Fontanari
Host Institution: Instituto de Física de São Carlos (IFSC). Universidade de São Paulo (USP). São Carlos , SP, Brazil

Abstract

Cooperative work has long been explored by nature as revealed by the collective structures built by slime molds, termites and ants. These structures and social organizations may be viewed as the organisms' solutions to the problems that endanger their existence. Such 'collective intelligence' suggests that those organizations are selected so as to optimize the problem-solving competence at the group-level. Within the perspective of human work organizations, this conjecture acquires an important practical connotation: What is the optimal organization and composition of a task force? The answer is germane to the economy of developed countries, whose work force is formed mainly by people who 'solve' problems. The main topic of this research project addresses a cooperation paradigm for the organization of task forces, the so-called blackboard systems, using agent-based simulations to model the brainstorming of a group of experts who are solving a common problem with a blackboard, where they can write and read hints to solve the problem. Our goal is to investigate how the problem-solving performance depends on the number of individuals and on their individual propensities to read and write on the blackboard. A topic, which is also related to human work performance, is the wisdom of crowds or Vox Populi revealed by the surprisingly good accuracy of the collective estimate of a quantity given by the median of the independent individual estimates. Another relevant issue in this context is the role played by the number of estimates, which may shed light on the explanatory power of Condorcet's Jury theorem on the Vox Populi phenomenon. Finally, the third topic of the research project addresses the modeling of the Physarum polycephalum- an amoeba-like organism - that can solve mazes and find efficient and robust transport networks that pass through a given number of locations (food sources), being thus the most remarkable known instance of collective intelligence. (AU)

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Scientific publications (10)
(References retrieved automatically from Web of Science and SciELO through information on FAPESP grants and their corresponding numbers as mentioned in the publications by the authors)
CAMPOS, PAULO R. A.; FONTANARI, JOSE F.. Predictability of imitative learning trajectories. JOURNAL OF STATISTICAL MECHANICS-THEORY AND EXPERIMENT, . (17/23288-0)
REIA, SANDRO M.; GOMES, PAULO F.; FONTANARI, JOSE F.. Policies for allocation of information in task-oriented groups: elitism and egalitarianism outperform welfarism. European Physical Journal B, v. 92, n. 9, . (17/23288-0, 15/17277-0)
REIA, SANDRO M.; GOMES, PAULO F.; FONTANARI, JOSE F.. Comfort-driven mobility produces spatial fragmentation in Axelrod's model. JOURNAL OF STATISTICAL MECHANICS-THEORY AND EXPERIMENT, v. 2020, n. 3, . (17/23288-0, 15/17277-0, 13/07375-0)
NOBRE, DAVI A.; FONTANARI, JOSE F.. Prediction Diversity and Selective Attention in the Wisdom of Crowds. COMPLEX SYSTEMS, v. 29, n. 4, p. 861-875, . (17/23288-0, 17/08475-9)
CAMPOS, PAULO R. A.; FONTANARI, JOSE F.. Predictability of imitative learning trajectories. JOURNAL OF STATISTICAL MECHANICS-THEORY AND EXPERIMENT, v. N/A, p. 19-pg., . (17/23288-0)
GOMES, PAULO F.; REIA, SANDRO M.; RODRIGUES, FRANCISCO A.; FONTANARI, JOSE F.. Mobility helps problem-solving systems to avoid groupthink. PHYSICAL REVIEW E, v. 99, n. 3, p. 10-pg., . (17/23288-0, 16/25682-5, 13/07375-0, 15/17277-0)
GOMES, PAULO F.; REIA, SANDRO M.; RODRIGUES, FRANCISCO A.; FONTANARI, JOSE F.. Mobility helps problem-solving systems to avoid groupthink. Physical Review E, v. 99, n. 3, . (17/23288-0, 13/07375-0, 15/17277-0, 16/25682-5)
LOPES, GUILHERME M.; FONTANARI, JOSE F.. Influence of technological progress and renewability on the sustainability of ecosystem engineers populations. Mathematical Biosciences and Engineering, v. 16, n. 5, p. 3450-3464, . (17/23288-0)
REIA, SANDRO M.; AMADO, ANDRE C.; FONTANARI, JOSE F.. Agent-based models of collective intelligence. PHYSICS OF LIFE REVIEWS, v. 31, p. 320-331, . (15/17277-0, 17/23288-0)
REIA, SANDRO M.; AQUINO, LARISSA F.; FONTANARI, JOSE F.. The surprising little effectiveness of cooperative algorithms in parallel problem solving. European Physical Journal B, v. 93, n. 7, . (17/23288-0, 15/17277-0)