2 papers
cond-mat.stat-mech2026
Phase Transitions and Order Parameters in Correlation Matrices: A Wishart-Ensemble Perspective on the Largest Eigenvalue
Roberto da Silva, Antonio Mihara, Henrique Tramontina +1
We investigate the properties of the largest eigenvalue of correlation matrices within the framework of Wishart ensembles. In this work, we propose the largest eigenvalue as an eff…
cs.IT2025
Measuring Scientific Group Performance: Integrating h-Group and Homogeneity into the -Index
Roberto da Silva, Jose Palazzo de Oliveira, Viviane Moreira
Ranking groups of researchers is important in several contexts and can serve many purposes such as the fair distribution of grants based on the scientist's publication output, conc…