Complex Lab
Research group on complex systems at the State University of Maringa
Recent Publications
Nearest neighbor permutation entropy detects phase transitions in complex high-pressure systems
Understanding the high-pressure phase behavior of carbon dioxide-hydrocarbon mixtures is of considerable interest owing to their wide …
Structural roles and gender disparities in corruption networks
Criminal activities are predominantly due to males, with females exhibiting a significantly lower involvement, especially in serious …
Diffusion in a comb-structured media: Non-local terms and stochastic resetting
We examine the dynamics of a system influenced by a backbone structure, incorporating linear non-local terms that account for both …
Two-by-two ordinal patterns in art paintings
Quantitative analysis of visual arts has recently expanded to encompass a more extensive array of artworks due to the availability of …
Diffusion in comb-structured surfaces coupled to bulk processes
From the analytical perspective, we investigate the diffusion processes that arise from a system composed of a surface with a backbone …
Impact of inter-city interactions on disease scaling
Inter-city interactions are critical for the transmission of infectious diseases, yet their effects on the scaling of disease cases …
Urban carbon dioxide emissions and the roles of population, area, and density
This chapter revisits a generalized framework based on an analogy with the economic theory of production functions for simultaneously …
Density scaling laws and rural-to-urban transitions
This chapter revisits an attempt to incorporate rural and urban regions into a coherent and unified approach based on scaling …
Connection between Zipf's law and urban scaling
This chapter revisits two approaches connecting Zipf’s law and urban scaling – two of the best-known examples of regularities emerging …
Comparing cities of different sizes with scale-adjusted metrics
Scaling laws between urban indicators and the population are one of the most striking and universal findings of recent urban studies. …
News and press coverage
Ex-aluno da UEM recebe prêmio de menção honrosa em concurso nacional
As outras quatro Instituições Estaduais de Ensino Superior (IEES) do estado foram reconhecidas com seis menções honrosas, em uma delas, o ex-aluno de doutorado em Física da UEM, Higor Yudi Duenha Sigaki foi agraciado.
Engrenagens do conhecimento
Ao analisar a produção científica ao longo da carreira de mais de 6 mil pesquisadores brasileiros de 14 disciplinas, a equipe do físico Haroldo Ribeiro, da Universidade Estadual de Maringá, no Paraná, identificou padrões distintos de comportamento em relação à publicação de artigos.
Scientific American: Computer Program Measures the Entropy of Art
Computer Program Measures the Entropy of Art The digitization of paintings could help art historians detect previously unknown patterns and connections
By Jess Romeo on March 5, 2019
Lavanguardia: Críticos artificiales del arte humano
Los algoritmos llegan a las mismas interpretaciones y conclusiones sobre la pintura que los expertos más reputados.
Una investigación sobre arte basada en la inteligencia artificial demuestra que las métricas digitales fundamentadas en la física coinciden con los conceptos propuestos a lo largo de la historia por los expertos humanos.
Revista Pesquisa Fapesp: A evolução da pintura segundo a física
Embora a arte seja um domínio do subjetivo, um método computacional criado com base em duas medidas inspiradas pela física permitiu quantificar numericamente as mudanças de características visuais na pintura ao longo dos últimos mil anos.
People
Faculty
Renio dos Santos Mendes
State University of Maringa
Associate Professor
Complex systems, Anomalous Diffusion, Statistical Physics
Ervin Kaminski Lenzi
State University of Maringa
Associate Professor
Anomalous Diffusion, Fractional Diffusion Equations, Statistical Physics, Complex Systems
Sergio de Picoli Jr.
State University of Maringa
Assistant Professor
Complex Systems, Statistical Physics
Haroldo Valentin Ribeiro
State University of Maringa
Associate Professor
Complex Systems, Statistical Physics, Anomalous Diffusion, Data Analysis
Arthur Augusto Barizon Pessa
State University of Maringa
Assistant Professor
Complex Systems, Complex Networks, Time Series Analysis
Ph.D. students
Undergrad students
