La fiebre del dengue es una enfermedad infecciosa causada por uno de cuatro serotipos identificados como DEN-1, DEN-2, DEN-3 y DEN-4. El virus es transmi- tido a los seres humanos por medio de la picadura de mosquitos ...

This thesis studies the course timetabling problem at the University of Puerto Rico, Mayagüez Campus. Sets of courses, professors, classrooms and a projected class-demand for students are considered. The objective is to ...

This work presents different alternatives for modeling binary longitudinal data for continuous and categorical outcomes. Using a logistic model with random inter- cept, we propose the Percentile Curves concept, which are ...

The large quantity of almost alternating knots gives rise to an important category in knot classification. We thus establish a result, previously given for the span of the bracket polynomial for almost alternating knots, ...

Desde mitades del siglo XX se vienen observando fenómenos climáticos en nuestro planeta, como por ejemplo el aumento de la temperatura y el deshielo ártico, cambios en gran escala en las cantidades de precipitación y, ...

Classifying a particular society in similar socioeconomic groups allows to adoption of strategic conditions in those groups that are poor and at the same time to strengthen those in other groups. In the present study we ...

The technology of microarrays introduced in the middle of the nineties allow the analysis of the gene expression levels of thousands of genes simultaneously. The identification of genes with an expression level very different ...

Studies in transportation engineering carried out in simulators seek to analyze the behavior of drivers given the characteristics of the driver and different scenarios resulting from the consideration of design elements ...