Many systems have been developed for constructing decision trees from collections of examples. Although the decision trees generated by these methods are accurate and efficient, they often suffer the disadvantage of excessive complexity that can render them incomprehensible to experts.…

We present a new algorithm to process captured images of reflected Placido rings. Up to our knowledge, conventional topographers transform from Cartesian to polar coordinates and vice-versa, thus extrapolating corneal data and introducing noise and image artefacts. Moreover, captured data…

Michel Foucault, Thomas Mann, and more recently, Sven-Olov Wallenstein have argued that the modern European hospital of the early twentieth century acted as a research laboratory for a new way of governing human populations. This dissertation studies a subsequent phase…

Conocer la cinética de deshidratación osmótica de un alimento y los factores que la afectan son aspectos importantes para diseñar un adecuado proceso. En este trabajo se investigó la aplicación del modelo de Weibull normalizado para describir la deshidratación osmótica…

It is estimated that 450 million people worldwide suffer from mental and behavioral disorders.
As 75% of mental disorders onset prior to the age of 24, the college years are a particularly
critical window when mental health can be promoted…

El rendimiento académico estudiantil ha sido definido como el cumplimiento de las metas, logros u objetivos establecidos en el programa o asignatura que está cursando el alumno.
Se puede analizar el rendimiento académico como una medida de las capacidades del…

Building off the work of Mark Granovetter and Nancy Howell Lee, this thesis observes the employment search networks of Princeton University seniors. I interviewed thirty-five students who were actively or had recently completed searches for employment and constructed visual representations…

Howler monkeys (Alouatta sp.) use loud call vocalizations for both intra-group
and intergroup communication (Oliveira & Ades, 2004; Whitehead, 1989; da Cunha
& Byrne, 2006; Holzmann, 2012). While much of the literature focuses on the effect
of loud call vocalizations…

José Antonio de Alzate y Ramírez (1737-1799) est reconnu aujourd’hui, entre autres choses, comme un des premiers journalistes, scientifiques, critiques littéraires et patriotes mexicains. Ce mémoire présente, dans un premier temps, une introduction à la vie et l’œuvre du personnage…

El periodismo científico en América Latina: de la Modernización a la globalización (años 1950-2000) es una investigación documental crítica sobre el nacimiento y evolución de esta especialidad periodística en Latinoamérica, en el contexto de las teorías políticas y económicas en…