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» The Combined Approach to Query Answering in DL-Lite
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CLEF
2007
Springer
15 years 4 months ago
Using Pseudo-Relevance Feedback to Improve Image Retrieval Results
In this paper, we propose a pseudo-relevance feedback method to deal with the photographic retrieval and medical retrieval tasks of ImageCLEF 2007. The aim of our participation to...
Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Bough...
DOLAP
2000
ACM
15 years 2 months ago
CUBIST: A New Algorithm For Improving the Performance of Ad-hoc OLAP Queries
Being able to efficiently answer arbitrary OLAP queries that aggregate along any combination of dimensions over numerical and categorical attributes has been a continued, major co...
Lixin Fu, Joachim Hammer
EDBT
2006
ACM
145views Database» more  EDBT 2006»
15 years 10 months ago
Indexing Spatially Sensitive Distance Measures Using Multi-resolution Lower Bounds
Abstract. Comparison of images requires a distance metric that is sensitive to the spatial location of objects and features. Such sensitive distance measures can, however, be compu...
Vebjorn Ljosa, Arnab Bhattacharya, Ambuj K. Singh
ESWS
2006
Springer
15 years 1 months ago
Ideas and Improvements for Semantic Wikis
We present an architecture for combining wikis containing hypertext with ontologies containing formal, structured information. A web-based ontology editor that supports collaborati...
Jochen Fischer, Zeno Gantner, Steffen Rendle, Manu...
CAISE
2010
Springer
14 years 11 months ago
Supporting Semantic Search on Heterogeneous Semi-structured Documents
This paper presents SHIRI-Querying 3 , an approach for semantic search on semi-structured documents. We propose a solution to tackle incompleteness and imprecision of semantic anno...
Yassine Mrabet, Nacéra Bennacer, Nathalie P...