ANÁLISIS CITOGENÉTICO EN POBLACIONES DE ALSTROEMERIA HOOKERILODD. SSP. HOOKERI (ALSTROEMERIACEAE) EN LA REGIÓN DEL BÍO-BÍO, CHILE

Análisis Semántico de la Opinión de los Ciudadanos en Redes Sociales en la Ciudad del Futuro

In this paper, a real-time analysis system to automatically record, analyze and visualize high level aggregated information of Twitter messages is described, designed to provide public administrations with a powerful tool to easily understand what the citizen behaviour trends are, their opinion about city services, their perception of the city, events of interest, etc. Moreover, it can used as ...

Aplicación del análisis sintáctico automático en la atribución de autoría de mensajes en redes sociales

It has been considered that the task of parsing represents a high computational cost in Natural Language Processing (PLN), for this reason its application to several tasks has been limited. One of these is the authorship attribution of texts (AAT), which is responsible for answering the question of who is the author of a text, giving some previous examples of that author (training set). In spit...

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...

Comparative karyotypic analysis in the Alstroemeria hookeri Lodd. (Alstroemeriaceae) complex sensu Bayer (1987)

Alstroemeria L. (Alstroemeriaceae) is an American genus of monocots with two principal distribution centers in Chile and Brazil. In Chile, it is represented by about 32 species, most of them in central Chile, an area known for its high level of endemism. The "complex" Alstroemeriahookeri is endemic to Chile, where it is distributed from the Coquimbo to the Bío-Bío Region. We analyzed the karyot...

Los sistemas de información y su efecto en el desempeño organizacional en empresas de la Octava Región de Chile