Intervenciones alimentarias y emociones durante la pandemia de Covid-19 en Argentina

Factores en el reconocimiento facial de emociones y la integración de optimización evolutiva

Resumen. En este art́ıculo se presenta la integración de los Algoritmos Genéticos (Genetic Algorithms, GA) con Análisis de Componente Principal (Principal Component Analysis, PCA) y Redes Neuronales Artificiales (Artificial Neural Networks, ANNs) como un método para mejorar el reconocimiento de emociones en expresiones faciales. Para la evaluación del método dos bases de datos fueron considerada...

Ansiedad durante pruebas de evaluación académica: influencia de la cantidad de sueño y la agresividad

The situation of academic evaluation has often been studied in relation to emotional alterations such as anxiety, stress or even fear. Possibly, aggressiveness may be another variable present in these situations. Aggressiveness seems to be present in different teaching activities as well as in all levels of the educational context, showing even more clearly in students with academic difficultie...

Fulgor y Ocaso de CEUNS. Una apuesta a la tecnología nacional en el Sur de Argentina

Between 1961 and 1965 a group of investigators of the National Universityof the South (UNS), in the city of Bahía Blanca, Argentina, assumed the challenge of designing and building a computer. The Project that began in a favorable context had to be abandoned because of the material penuries. While the southern group fought against the difficulties, the technology of construction of computers su...

Sur la frequence de leptospirose en Iran

Sur la fréquence de leptospirose en Iran