In this paper a methodology for accesing scientific data repositories on data grids is proposed. This methodology is based on ontology specification and knowledge representation. The concept of Knowledge Perspective is introduced, as the action of applying particular scientific conjectures…

Rough Sets Theory has opened new trends for the development of the Incomplete Information Theory. Inside this one, the notion of reduct is a very significant one, but to obtain a reduct in a decision system is an expensive computing…

This paper introduces an automatic procedure to assist on the interpretation of a large dataset when a similarity metric is available.
We propose a visualization approach based on a graph layout method- ology that uses a Quadratic Assignment Problem (QAP)…

Co-training can learn from datasets having a small number of labelled examples and a large number of unlabelled ones. It is an iterative algorithm where examples labelled in previous iterations are used to improve the classification of examples from the…

Descripción completa.

Descripción completa.

Aunque tuvo una extensa obra literaria y de crítica historiográfica, Gonzalo Picón Febres escribió muy poco sobre la Universidad de Los Andes,

probablemente evitando hacer referencia a hombres de su familia que tuvieron la responsabilidad de enseñar y…

This study explored the relationship between vocabulary size (i.e., breadth of knowledge), depth of vocabulary knowledge, and reading comprehension of Chinese-speaking ESL (English as a second language) university students in Canada. Both aspects of vocabulary knowledge, breadth and depth, continue…

The purpose of this study was to identify how coaches who have surpassed their athletic achievements acquired their coaching knowledge. Six University coaches from basketball, volleyball, and hockey, with a combined total of fourteen coach of the year awards were…

Children's speech sound errors may reflect deficits in acoustic-phonetic, articulatory-phonetic, or phonological knowledge of those sounds. The purpose of the current study was to explore the factors believed to contribute to accurate articulation of /s/ in children with typically developing…