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4 papers · 2 filters
Collective dynamics of stock market efficiency
Luiz G. A. Alves, Higor Y. D. Sigaki, Matjaz Perc +1
Summarized by the efficient market hypothesis, the idea that stock prices fully reflect all available information is always confronted with the behavior of real-world markets. Whil…
Pattern formations driven by cyclic interactions: a brief review of recent developments
A. Szolnoki, B. F. de Oliveira, D. Bazeia
Lotka's seminal work (A.J. Lotka A., Proc. Natl. Acad. Sci. U.S.A. 6 (1920) 410) "on certain rhythmic relations'' is already one hundred years old, but the research activity about…
Mapping images into ordinal networks
Arthur A. B. Pessa, Haroldo V. Ribeiro
An increasing abstraction has marked some recent investigations in network science. Examples include the development of algorithms that map time series data into networks whose ver…
City size and the spreading of COVID-19 in Brazil
Haroldo V. Ribeiro, Andre S. Sunahara, Jack Sutton +2
The current outbreak of the coronavirus disease 2019 (COVID-19) is an unprecedented example of how fast an infectious disease can spread around the globe (especially in urban areas…