Many systems have been developed for constructing decision trees from collections of examples. Although the decision trees generated by these methods are accurate and efficient, they often suffer the disadvantage of excessive complexity that can render them incomprehensible to experts.…

Consider a world of 'objects.' Our goal is to place these objects into categories that are useful to the observer using sensory data. One criterion for utility is that the categories allow the observer to infer the object's potential behaviors,…

This thesis focuses on the cultural construction of cancer experience in a modern clinical context. A French Canadian center, specializing in cancer treatment, was the main source of information for this study. Facts obtained from this setting served for the…

La expansión del riego complementario con aguas subterráneas en una vasta región de Argentina con alta productividad trajo como beneficio el incremento en rendimientos y mayor protección ante sequías, pero también problemas cuali-cuantitativos por conflictos con el uso doméstico. El…

The use of ribonucleoside phosphoramidites protected at the 2$ sp prime$-hydroxyl with alkylsilyl ethers was developed for the solid phase synthesis of oligoribonucleotides. A series of pentadecameric oligomers of various base composition was synthesized using this methodology and a complete…

Se trata de acercarnos conceptualmente a la comprensión de los elementos
básicos sobre los que las comunidades indígenas han construido su complejo sistema
de conocimientos. El logos en la cultura indígena se conforma desde una perspectiva
integral, donde participan activamente…

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In the last few years, several studies have emphasized the use of ontologies as an alternative to organization of the information.
The notion of ontology has become popular in fields such as intelligent information integration, information retrieval on the Internet,…