This tutorial introduces the concept of XML Structural Summaries and describes their role within XML retrieval. It covers the usage of those summaries for Database-style query pro...
We consider the problem of encrypting structured data (e.g., a web graph or a social network) in such a way that it can be efficiently and privately queried. For this purpose, we ...
After more than a decade of research, visual languages have still not become everyday programming tools. On a short term, an integration of visual languages with well-established ...
Developing visualization applications is non-trivial and poses special challenges. This is due to the fact that typical visualization software processes a large amount of data res...
We describe efficient algorithms for accurately estimating the number of matches of a small node-labeled tree, i.e., a twig, in a large node-labeled tree, using a summary data str...
Zhiyuan Chen, H. V. Jagadish, Flip Korn, Nick Koud...