Among the existing web-based Learning Management Systems (LMSs), there is an exponentially increasing need of content interoperability. This has caused the apparition of different ...
The empirical investigation of the effectiveness of information retrieval (IR) systems requires a test collection, a set of query topics, and a set of relevance judgments made by ...
With the large and increasing amount of visual information available in digital libraries and the Web, efficient and robust systems for image retrieval are urgently needed. In thi...
The Web is a valuable source of language speci c resources but the process of collecting, organizing and utilizing these resources is di cult. We describe CorpusBuilder, an approa...
At the present time, several shortcomings prevent the more effective use and more intense application of web information systems. Recent developments that are subsumed by the term...