1. IMAG, Univ Montpellier, CNRS, Montpellier, France
2. IBC, Univ Montpellier, CNRS, Montpellier, France
3. Institut de Mathématiques de Marseille, Aix-Marseille Université, Marseille, France
4. Université Paris Dauphine, PSL Research University, Paris, France
5. Department of Statistics, University of Warwick, Coventry, UK
6. CBGP, INRA, CIRAD, IRD, Montpellier SupAgro, Univ Montpellier, Montpellier, France