Prevalencia de la exóstosis del conducto auditivo externo entre practicantes de surf y bodyboard en la costa central de Chile

Estructura trófica de la asociación de peces intermareales de la costa rocosa del norte de Chile

The trophic relationships of 13 intertidal fish species collected in northern Chile (20°18’S and 20°54’S) from July 1997 to July 1998, the stomach content analysis of 820 specimens, were investigated. The importance of the prey items was assessed by means of gravimetric and frequency of ocurrence methods, together with the Shannon-Wiener (trophic diversity) and Pianka (trophic overlap) indexes....

Explorando la Influencia del Género en la Percepción y Adopción de e-Learning en Alumnos de Educación Superior en Chile

The main objective of this study is to examine gender differences and technology acceptances from tertiary education students from Chile. The TAM model is the tool used to measure the acceptance and use of e-learning of respondents. Partial Least Squares (PLS) was used, specifically, multi-group PLS analysis was used to compare between-group differences. In summary, we can affirm that in a samp...

Mejoramiento de la consistencia entre la sintaxis textual y gráfica del lenguaje de Semat

Semat (Software Engineering Method and Theory) is an initiative that allows representing common practices of existing methodologies by its core elements, which are described in terms of a language. This language has a graphical and a textual syntax. The textual syntax is described using meta-language EBNF (Extended Backus-Naur Form), which is used as context-free grammar notation to describe a ...

Guía de diseño basada en el Modelo de Motivación del Negocio BMM* para la mejora del alineamiento entre el Almacén de Datos y la Estrategia del Negocio

* Business Motivation Model Resumen Garantizar que los almacenes de datos estén alineados a la estrategia del negocio es primordial para su éxito, ya que éstos son utilizados por los sistemas de apoyo a la toma de decisiones con el fin lograr el plan estratégico de la organización. En este contexto, el grupo de investigación Lucentia se ha preocupado por diseñar AD en el contexto organizacional...

Sur la frequence de leptospirose en Iran