We study a novel shallow information extraction problem that involves extracting sentences of a given set of topic categories from medical forum data. Given a corpus of medical fo...
A robust data hiding scheme that embeds the watermark bits by quantizing the gradient directions of an image is proposed. By embedding the watermark in the angle, the watermark be...
Abstract. We demonstrate Sig.ma, both a service and an end user application to browse and perform tasks leveraging data coming from dozens of distributed and unrelated sources on t...
Giovanni Tummarello, Richard Cyganiak, Michele Cat...
Abstract. Replication methods can be used for shortening the data access time in Grid environment with heterogeneous storage resources. In this paper we describe the algorithms for...
Renata Slota, Lukasz Skital, Darin Nikolow, Jacek ...
Abstract: In this paper, we survey efforts devoted to discovering interesting exceptions from data in data mining. An exception differs from the rest of data and thus is interestin...