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math.PR2021★ 8 cited
Infinite-color randomly reinforced urns with dominant colors
Hristo Sariev, Sandra Fortini, Sonia Petrone
We define and prove limit results for a class of dominant Pólya sequences, which are randomly reinforced urn processes with color-specific random weights and unbounded number of po…
math.PR2016
On a notion of partially conditionally identically distributed sequences
Sandra Fortini, Sonia Petrone, Polina Sporysheva
A notion of conditionally identically distributed (c.i.d.) sequences has been studied as a form of stochastic dependence that is weaker than exchangeability, but is equivalent to e…