2 papers
math.ST2026
Maximal signed volume for (multivariate) supermodular quasi-copulas
Matjaž OmladiÄ, Martin Vuk, Aljaž Zalar
Copulas are the primary tool for dependence modeling in statistics, and quasi-copulas are their essential companions. The latter appear, say, as infima or suprema of sets of copula…
stat.ML2025
Extreme mass distributions for quasi-copulas
Matjaž OmladiÄ, Martin Vuk, Aljaž Zalar
A recent survey, nicknamed "Hitchhiker's Guide", J.J. Arias-Garcıa, R. Mesiar, and B. De Baets, A hitchhiker's guide to quasi-copulas, Fuzzy Sets and Systems 393 (2020) 1-28, has…