Current workflow management systems (WFMSs) are only applicable in a reliable and secure manner, if the business process (BP) to be supported is wellstructured. As ad hoc deviatio...
To anticipate or not to anticipate -- that is the question, regarding adaptive middleware in the area of ubiquitous computing. Anticipation can guarantee that both the adapted and...
We use Wikipedia articles to semantically inform the generation of query models. To this end, we apply supervised machine learning to automatically link queries to Wikipedia artic...
In this paper, we present a novel approach to Pseudo-Relevance Feedback (PRF) called Multilingual PRF (MultiPRF). The key idea is to harness multilinguality. Given a query in a la...
Skyline queries have gained much attention as alternative query semantics with pros (e.g.low query formulation overhead) and cons (e.g.large control over result size). To overcome ...