Watermarking allows robust and unobtrusive insertion of information in a digital document. Very recently, techniques have been proposed for watermarking relational databases or XM...
We prove that longest common preļ¬x (LCP) information can be stored in much less space than previously known. More precisely, we show that in the presence of the text and the suļ...
Bit arrays, or bitmaps, are used to significantly speed up set operations in several areas, such as data warehousing, information retrieval, and data mining, to cite a few. Howeve...
In this paper, we designed eļ¬cient indexing structure for XML documents so that each basic XPath axis step is supported. The indexing structure is built on top of the B+ -tree wh...
The REpresentational State Transfer (REST) represents an extensible, easy and elegant architecture for accessing web-based resources. REST alone and in combination with XML is fast...
Sebastian Graf, Lukas Lewandowski, Marcel Waldvoge...