We study the fundamental limitations of relational algebra (RA) and SQL in supporting sequence and stream queries, and present effective query language and data model enrichments ...
Secure communication in distributed systems is notoriously hard to achieve due to the variety of attacks an adversary can mount, based on message interception, modification, redi...
The trend in information retrieval systems is from document to sub-document retrieval, such as sentences in a summarization system and words or phrases in question-answering syste...
DRM has been widely promoted as a means to enforce copyright. In many previous papers, it has been argued that DRM gives too much power to rights holders and actually goes beyond ...
Problems with legal quality will not only increase effort and costs of the law enforcement organisations, but also undermines the regulating power of the legislator. Unintended us...