FQAS
2006
Springer
13 years 11 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 11 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 11 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 11 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 11 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 11 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...
FQAS
2006
Springer
13 years 11 months ago
2006
Springer
Converting a natural language query sentence into a formal database query is a major challenge. We have constructed NaLIX, a natural language interface for querying XML data. Throu...
FQAS
2006
Springer
13 years 11 months ago
2006
Springer
This paper describes a new approach for describing contents through the use of interlinguas in order to facilitate the extraction of specific pieces of information. The authors hig...
FQAS
2006
Springer
13 years 11 months ago
2006
Springer
Searchers' difficulty in formulating effective queries for their information needs is well known. Analysis of search session logs shows that users often pose short, vague quer...
FQAS
2006
Springer
13 years 11 months ago
2006
Springer
We consider the problem of optimizing processing of batches of frequent itemset queries. The problem is a particular case of multiple-query optimization, where the goal is to minim...