FQAS
2006
Springer
13 years 8 months ago
2006
Springer
We present a functional model for the analysis of large volumes of detailed transactional data, accumulated over time. In our model, the data schema is an acyclic graph with a sing...
FQAS
2006
Springer
13 years 8 months ago
2006
Springer
Abstract. A temporal question answering system must be able to deduce which qualitative temporal relation holds between two events, a reasoning task that is complicated by the fact...
FQAS
2006
Springer
13 years 8 months ago
2006
Springer
Preference-based search is the problem of finding an item that matches best with a user's preferences. User studies show that example-based tools for preference-based search c...
FQAS
2006
Springer
13 years 8 months ago
2006
Springer
Abstract. When querying XML collections, users cannot always express their need in a precise way. Systems should therefore support vagueness at both the content and structural leve...
FQAS
2006
Springer
13 years 8 months ago
2006
Springer
Abstract. Highly heterogeneous XML collections are thematic collections exploiting different structures: the parent-child or ancestor-descendant relationships are not preserved and...
FQAS
2006
Springer
13 years 8 months ago
2006
Springer
We consider the retrieval of XML-structured documents, and of passages from such documents, defined as elements of the XML structure. These are considered from the point of view of...
FQAS
2006
Springer
13 years 8 months ago
2006
Springer
In focused XML retrieval, information retrieval systems have to find out which are the most appropriate retrieval units and return only these to the user, avoiding overlapping elem...
FQAS
2006
Springer
13 years 8 months ago
2006
Springer
The use of the Yager's OWA operators within a flexible querying interface is discussed. The key issue is the adaptation of an OWA operator to the specifics of a user's qu...
FQAS
2006
Springer
13 years 8 months ago
2006
Springer
Consistent query answering is the term commonly used for the problem of answering queries on databases that violate certain integrity constraints. We address this problem for univ...
FQAS
2006
Springer
13 years 8 months ago
2006
Springer
Time plays an important role in our everyday's life. For a lot of observations we make and actions we perform, temporal information is relevant. The importance of time is refl...