Réponse adaptative aux radiations ionisantes des cellules humaines

Réponse à des tests de compréhension

This paper presents an adaptation of an existing question answering system for a machine reading task. The proposed method for selecting correct answers relies on textual entailment recognition between hypotheses and texts. The specificities of this method are the generation of hypotheses by parse tree modification and the evaluation of several distance criteria, adapted to take into account te...

Des miasmes aux virus

relationships, whether in the operating theatre or among hospital administrative staff, are often explicit and rarely absent; while even the most innocuous illustrations of waiting rooms, hospital wards, and roof gardens reveal the therapeutic gap that separated the rich from the poor. Nor can the broader context be easily ignored: developments in medical technology, operating techniques, and d...

Des séquences aux tendances

RÉSUMÉ. Les données temporelles peuvent être traitées de nombreuses façons afin d’en extraire des connaissances. La découverte de motifs séquentiels met en évidence des sous-séquences fréquentes contenues dans des séquences d’enregistrements annotés temporellement. L’analyse des accès à un site web permet par exemple de découvrir que “5% des utilisateurs accèdent à la page register.php puis à l...

Complexification des données et des techniques en linguistique : contributions du TAL aux solutions et aux problèmes

Analyse et expansion des textes en question-réponse

This paper presents an original methodology to consider question answering. We noticed that query expansion is often incorrect because of a bad understanding of the question. But the automatic good understanding of an utterance is linked to the context length, and the question are often short. This methodology proposes to analyse the documents and to construct an informative structure from the ...