In order to explore the degree of integration of international stock markets we select a group formed by the most important indices considering their market capitalization and geographical distribution. After testing for ...

Moverse de un lugar a otro para cumplir una determinada tarea sin intervención humana es uno de los mayores retos que debe superar un robot autónomo. Para lograrlo, el robot debe encontrar el camino más corto desde un punto ...

We present a singular value decomposition (SVD) filtering method for attenuation of the ground roll. Before the SVD computation, normal move-out (NMO) correction is applied to the seismograms, with the purpose of flattening ...

In this paper we apply a rolling 0-1 test for chaos on different stock market indices returns in the world, considering different time period windows to capture the effects of adding new information. A rolling sample ...

A rolling horizon heuristic is presented for large job shops, in which the total weighted tardiness must be minimized. The method divides a given instance into a number of subproblems, each having to correspond to a time ...

In this paper we discuss the construction of volatility measures aimed to reflect the ex-ante uncertainty faced by economic agents. The most widely used volatility measure is the standard deviation of the original time ...

Lately, there is a concern about to air pollution, which leads to environmental specialists discovering relevant causes of this phenomenon. Several factors determine the level of pollution, but it is necessary to find ...