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FQAS
2006
Springer
106views Database» more  FQAS 2006»
14 years 3 months ago
A Functional Model for Data Analysis
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...
Nicolas Spyratos
FQAS
2006
Springer
120views Database» more  FQAS 2006»
14 years 3 months ago
Question Answering with Imperfect Temporal Information
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...
Steven Schockaert, David Ahn, Martine De Cock, Eti...
FQAS
2006
Springer
85views Database» more  FQAS 2006»
14 years 3 months ago
The Lookahead Principle for Preference Elicitation: Experimental Results
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...
Paolo Viappiani, Boi Faltings, Pearl Pu
FQAS
2006
Springer
76views Database» more  FQAS 2006»
14 years 3 months ago
Why Using Structural Hints in XML Retrieval?
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...
Karen Sauvagnat, Mohand Boughanem, Claude Chrismen...
FQAS
2006
Springer
100views Database» more  FQAS 2006»
14 years 3 months ago
Highly Heterogeneous XML Collections: How to Retrieve Precise Results?
Abstract. Highly heterogeneous XML collections are thematic collections exploiting different structures: the parent-child or ancestor-descendant relationships are not preserved and...
Ismael Sanz, Marco Mesiti, Giovanna Guerrini, Rafa...
FQAS
2006
Springer
90views Database» more  FQAS 2006»
14 years 3 months ago
XML-Structured Documents: Retrievable Units and Inheritance
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...
Stephen E. Robertson, Wei Lu, Andrew MacFarlane
FQAS
2006
Springer
99views Database» more  FQAS 2006»
14 years 3 months ago
Using Structural Relationships for Focused XML Retrieval
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...
Georgina Ramírez, Thijs Westerveld, Arjen P...
FQAS
2006
Springer
90views Database» more  FQAS 2006»
14 years 3 months ago
On Tuning OWA Operators in a Flexible Querying Interface
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...
Slawomir Zadrozny, Janusz Kacprzyk
FQAS
2006
Springer
186views Database» more  FQAS 2006»
14 years 3 months ago
Project-Join-Repair: An Approach to Consistent Query Answering Under Functional Dependencies
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...
Jef Wijsen
FQAS
2006
Springer
109views Database» more  FQAS 2006»
14 years 3 months ago
Towards a Flexible Visualization Tool for Dealing with Temporal Data
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...
Guy De Tré, Nico Van de Weghe, Rita M. M. D...