En este trabajo describimos la primera prueba sistemática realizada para evaluar el rendimiento de Sentitext, un sistema de análisis de sentimiento aún en fase de desarrollo. A diferencia de la mayoría de los sistemas existentes, el funcionamiento de Sentitext está…

In this paper, we present an approach to student's evaluation in a well-defined domain based on a semantic network. A similarity matrix based on the semantic memory structure of humans is used to build a semantic distance model in order…

Over the last several years, multidimensional data modeling has had several proposals for its formalisation; on the other hand, the incorporation of fuzzy logic in databases has increased the need to represent uncertainty.
However, to our knowledge, so far projects…

La construcción del propio aprendizaje es una tarea que debemos fomentar desde los Centros Docentes Universitarios y no Universitarios, con el fin de poder llevar a cabo un proceso de enseñanza lo más significativo posible. En este caso, se aborda…

La política exterior de Chávez orienta su agenda de Estado y gobierno a la construcción de un mundo
multipolar con el fin de diversificar el intercambio comercial y su política económica mediante la ampliación del
mercado y la…

Can children genuinely create new knowledge, as opposed to merely carrying out activities that resemble those of mature scientists and innovators? The answer is yes, provided the comparison is not to works of genius but to standards that prevail in…

The Knowledge Society Network (KSN) “takes advantage of new knowledge media to maximize and democratize society’s knowledge-creating capacity” (www.ikit.org/KSN). This article synthesizes the principles and designs of this network which were initiated over 15 years ago, and presents an exploratory…

Three classrooms of Grade 4 students from different schools and diverse backgrounds collaborated in early algebra research to solve a series of linear and quadratic generalizing problems. Results revealed that high- and low-achieving students were able to solve problems of…

Knowledge Building as a theoretical, pedagogical, and technological innovation focuses on the 21st century need to work creatively with knowledge. The team now advancing Knowledge Building spans multiple disciplines, sectors, and cultural contexts. Several teacher-researcher-government partnerships have formed to bring…

This paper examines theoretical, pedagogical, and technological differences between two technologies that have been used in undergraduate interprofessional health sciences at the University of Toronto. One, a learning management system, WebCT 2.0, supports online coursework. The other, a Knowledge Building…