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Network Science Barab asi: Ch. 1 Introduction Joao Meidanis - PowerPoint PPT Presentation

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Network Science Barab asi: Ch. 1 Introduction Joao Meidanis University of Campinas, Brazil September 18, 2020 Summary Vulnerability from Interconnectivity 1 Networks at Heart of Complex Systems 2 Two Forces Helped Emergency of

  1. Network Science Barab´ asi: Ch. 1 — Introduction Joao Meidanis University of Campinas, Brazil September 18, 2020

  2. Summary Vulnerability from Interconnectivity 1 Networks at Heart of Complex Systems 2 Two Forces Helped Emergency of Network Science 3 Characteristics of Network Science 4 Impact of Network Science 5 In Society In the Scientific Community Meidanis (Unicamp) Network Science September 18, 2020 2 / 14

  3. Vulnerability from Interconnectivity Meidanis (Unicamp) Network Science September 18, 2020 3 / 14

  4. 2003 Blackout in North America a. Previous night; b. Blackout night. Interconnectivity: Efficient use of resources Failure may affect far away places Meidanis (Unicamp) Network Science September 18, 2020 4 / 14

  5. Networks at Heart of Complex Systems Meidanis (Unicamp) Network Science September 18, 2020 5 / 14

  6. Complex Systems Society: billions of individuals Communication: billions of cell phones, computers, satellites Brain: billions of neurons Biology: thousands of genes and metabolites Hard to grasp whole looking at components Goals toward complex systems: understand describe (mathematically) predict control Meidanis (Unicamp) Network Science September 18, 2020 6 / 14

  7. Networks Behind Complex Systems There are networks behind every complex system: Cellular network: cells Neural network: brain Social network: society Communication networks: communication Power grid: electricity Trade network: exchange of goods and services Common set of fundamental laws and principles Meidanis (Unicamp) Network Science September 18, 2020 7 / 14

  8. Two Forces Helped Emergency of Network Science Meidanis (Unicamp) Network Science September 18, 2020 8 / 14

  9. Two Forces Helped the Emergence of Network Science Data availability: Maps Visual and non visual Complete description Usually in digital form Universality: Similar characteristics Same organizational principles Meidanis (Unicamp) Network Science September 18, 2020 9 / 14

  10. Characteristics of Network Science Meidanis (Unicamp) Network Science September 18, 2020 10 / 14

  11. Characteristics of Network Science Interdisciplinary Nature Data Driven Nature Quantitative Nature Computational Nature Meidanis (Unicamp) Network Science September 18, 2020 11 / 14

  12. Impact of Network Science Meidanis (Unicamp) Network Science September 18, 2020 12 / 14

  13. Impact of Network Science in Society Economic Health Security Epidemics Neuroscience Management Scientific Meidanis (Unicamp) Network Science September 18, 2020 13 / 14

  14. Scientific Impact of Network Science in Society Highly cited papers, funding, journals, books Meidanis (Unicamp) Network Science September 18, 2020 14 / 14

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