Data federation addresses the problem of uniformly accessing multiple, possibly
heterogeneous data sources, by map** them into a unified schema, such as an RDF …

Data retrieval systems are facing a paradigm shift due to the proliferation of specialized data
storage engines (SQL, NoSQL, Column Stores, MapReduce, Data Stream, and Graph) …

The blooming of different data stores has made polystores a major topic in the cloud and big
data landscape. As the amount of data grows rapidly, it becomes critical to exploit the …

The blooming of different cloud data stores has turned polystore systems to a major topic in
the nowadays cloud landscape. Especially, as the amount of processed data grows rapidly …

Multi-omics data is the driving force for precision medicine by improving prognosis in
patients through the underlying molecular mechanism, variation, mutations and disease …

Large scale scientific data sets are often analyzed for the purpose of supporting workflow
and querying. User need to query over different data sources. These systems manage …

Abstract Ontology-Based Data Federation (OBDF) is a recently introduced framework that
utilizes virtual knowledge graphs for real-time, unified data querying across diverse data …

Résumé Dans cette thèse, je défends deux opinions: une opinion générale, à savoir que je
mérite maintenant le diplôme d'habilitation, qui est le but principal de la rédaction de ce …

The blooming of different cloud data stores has turned polystore systems to a major topic in
the nowadays cloud landscape. Especially, as the amount of processed data grows rapidly …

Multi-omics data is the driving force for precision medicine by improving prognosis in
patients through the underlying molecular mechanism, variation, mutations and disease …