Este estudio tiene como finalidad examinar la relación entre el conocimiento didáctico de las matemáticas, la preparación y las prácticas de los docentes de tercero y séptimo grado en Panamá y Costa Rica. El conocimiento matemático y su didáctica son…

Mexico is the main center of diversity of the genus Quercus in the Western Hemisphere. Despite recent advances in the knowledge of Mexican oaks, a degree of taxonomic confusion still remains, mainly within particular species complexes. In this study, scanning…

Information location and interactivity are two attributes of desktop virtual environment (DVE) design that can be exploited to enhance the ability of learners to acquire information and skills that transfer to real world. The term "information location" refers to the…

In this paper, we propose semantic enterprise search as promising technical methodology for improving on accessibility to institutional knowledge. We briefly discuss the nature of knowledge and ignorance in respect to web-based information retrieval before introducing our particular view on…

A person builds his or her knowledge from different sources of information. In school he learns that Buonarroti was born in Caprese and at home they tell him that the name of the neighbor's dog is Fido. In order to…

In this dissertation the GEONTO-MET methodology is presented. It is oriented to formalize the geographic domain conceptualization according to the specifications of the Instituto Nacional de Estadística, Geografía e Informática (INEGI). The main goal is to provide semantic descriptions, which…

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The paper describes an application of indexing-the technology currently widely used for processing and comparing textual information-to multi-dimensional entities of knowledge domains. We propose a model for building a frame-based ontology, which contains a domain conceptual model as well as…

Stroke is a leading cause of morbidity and mortality in industrialized countries. It imposes an enormous economic burden on the families of patients and on society. The purpose of this review is to give an overview about diverse animal models…

Automatic keyword extraction is an important subfield of information extraction process. It is a difficult task, where numerous different techniques and resources have been proposed. In this paper, we propose a generic approach to extract keyword from documents using encyclopedic…