Semiótica en Chile. Cartografía 1990-2015

Ornitología Virtual: Caracterizando a #Chile en Twitter

Este art́ıculo presenta un análisis de los tweets recolectados el 28 de Octubre de 2012, en el contexto de las elecciones municipales de 2012 en Chile. Dicho análisis se realiza mediante una metodoloǵıa basada en literatura previa, en particular en técnicas de recuperación de la información y de análisis de espacios de información. Como resultado, se determinan: 1) caracteŕısticas demográficas b...

Income Distribution In Chile 1990-1998: Learning from Microeconomic Simulations

This paper contribute to understand the microeconomic determinants of household income dynamics that explain the sustained level of inequality in Chile. We use a micro-simulation based decomposition of distributional changes, developed by Bourguignon et.al. (1998). We estimate a model of participation and earning equation for each economic agent. We examine how the income distribution would cha...

ELiRF-UPV en TASS 2015: Análisis de Sentimientos en Twitter

This paper describes the participation of the ELiRF research group of the Universitat Politècnica de València at TASS2015 Workshop. This workshop is a satellite event of the XXXI edition of the Annual Conference of the Spanish Society for Natural Language Processing. This work describes the approaches used for all the tasks of the workshop, the results obtained and a discussion of these results...

Participación de SINAI DW2Vec en TASS 2015

This paper introduces the polarity classification system used by the SINAI-DW2Vec team for the task 1 at the TASS 2015 workshop. Our approach does not follow the Vector Space Model nor applies syntactic or lexical analyses. This solution is based on a supervised learning algorithm over vectors resulting from concatenating two different weighted vectors. Those vectors are computed using two diff...

VIH y SIDA en Chile: desafíos para su prevención.