But not all copulas are created equal. Normal mean-variance mixture copulas can capture heavy tails and asymmetries in the dependence structure of random variables. In his latest paper, Ignacio Lujan, ...

This research evaluates the effect of monetary policy rate and exchange rate on inflation across continents using both Frequentist and Bayesian Generalized Additive Mixed Models (GAMMs). Extending an ...

Abstract: In the era of massive data, how to obtain valuable information from large-scale data has become an important research direction. Subsampling is a common method to reduce the dimension of ...

Abstract: In this paper, a random forest regression model with multitype predictor variables (MTVRF) was utilized with four kinds of input variables, including surface reflectance, spectral indices, ...

Have you ever woken up with random bruises on your body – that too without any memory of an injury? A black and blue on your arms or on your calves? If that is the case, you’re not alone. Bruising ...