La langue française dans les banques de données

Modèles de langue pour la détection d'opinions dans les blogs

This article describes an approach to search relevant documents to the query and expressing an opinion. To detect if a document is opinionated (i.e; contain subjective information), we suggest to compare it with sources of information that contain subjective information. The intuition behind it is the following one, a document having a strong similarity with sources of opinions have an opinion....

Les dépendances fonctionnelles pour la sélection de vues dans les cubes de données

OLAP query processing assumes two seemingly contradictory requirements: on one hand query processing should be fast (thus, queries pre-precomputation) and on another hand queries are assumed to be submitted in an ad hoc manner making workload usage for optimization sometimes not effective (we cannot materialize an infinite number of queries). Thus, in this paper we address the specific case of ...

Participation de l'Institut Razi dans la lutte contre les nouvelles Epizooties de la Peste Equine

Les entités spatiales dans la langue : étude descriptive, formelle et expérimentale de la catégorisation

While previous linguistic and psycholinguistic research on space has mainly analyzed spatial relations, the studies reported in this paper focus on how language distinguishes among spatial entities. Descriptive and experimental studies first propose a classification of entities, which accounts for both static and dynamic space, has some cross-linguistic validity, and underlies adults’ cognitive...

Gestion de la surcharge dans les systèmes de gestion de base de données temps réel

We propose a transaction management protocol for increasing concurrency and deadline satisfaction in a real-time distributed database. This protocol combines the concepts of data imprecision and transaction importance. The isolation level tolerated is not maximal, that is, each read transaction may access a data item while another transaction is writing it provided that the amount of inconsiste...