343 citations · 3.3k across the 63 of their papers we have counts for
4 papers · 1 filter
Characterizing stochastic time series with ordinal networks
Arthur A. B. Pessa, Haroldo V. Ribeiro
Approaches for mapping time series to networks have become essential tools for dealing with the increasing challenges of characterizing data from complex systems. Among the differe…
Effects of changing population or density on urban carbon dioxide emissions
Haroldo V. Ribeiro, Diego Rybski, Jürgen P. Kropp
The question of whether urbanization contributes to increasing carbon dioxide emissions has been mainly investigated via scaling relationships with population or population density…
Estimating physical properties from liquid crystal textures via machine learning and complexity-entropy methods
H. Y. D. Sigaki, R. F. de Souza, R. T. de Souza +2
Imaging techniques are essential tools for inquiring a number of properties from different materials. Liquid crystals are often investigated via optical and image processing method…
Clustering patterns in efficiency and the coming-of-age of the cryptocurrency market
Higor Y. D. Sigaki, Matjaz Perc, Haroldo V. Ribeiro
The efficient market hypothesis has far-reaching implications for financial trading and market stability. Whether or not cryptocurrencies are informationally efficient has therefor…