2 papers
cs.DS2018
Approximation of trees by self-nested trees
Romain Azaïs, Jean-Baptiste Durand, Christophe Godin
The class of self-nested trees presents remarkable compression properties because of the systematic repetition of subtrees in their structure. In this paper, we provide a better co…
math.ST2018
Splitting models for multivariate count data
Pierre Fernique, Jean Peyhardi, Jean-Baptiste Durand
Considering discrete models, the univariate framework has been studied in depth compared to the multivariate one. This paper first proposes two criteria to define a sensu stricto m…