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math.ST2015
MCMC convergence diagnosis using geometry of Bayesian LASSO
Azzouz Dermoune, Daoud Ounaissi, Nadji Rahmania
Using posterior distribution of Bayesian LASSO we construct a semi-norm on the parameter space. We show that the partition function depends on the ratio of the l1 and l2 norms and…
math-ph2015
The three different regimes in coulombic friction
Azzouz Dermoune, Daoud Ounaissi, Nadji Rahmania
de Gennes identified three regimes in the phenomenon of the Langevin equation wich includes Coulombic friction. Here we extend and precise this phenomenon to a constant external fo…