Web users display their preferences implicitly by navigating through a sequence of pages or by providing numeric ratings to some items. Web usage mining techniques are used to ext...
The semantic web is based on ontologies and metadata that indexes resources using ontologies. This indexing is called annotation. Ontology based information retrieval is an operati...
The quality of data is a key factor that determines the performance of information systems, in particular with regard (1) to the amount of exceptions in the execution of business p...
Audio podcasting is increasingly present in the educational field and is especially appreciated as an ubiquitous/pervasive tool ("anywhere, anytime, at any pace") for ac...
Giulio Mori, Maria Claudia Buzzi, Marina Buzzi, Ba...
Social bookmarking is the process through which users share tags for online resources like blogs with others. Such collaborative tags provide valuable metadata for retrieval syste...