Sciweavers

280 search results - page 38 / 56
» Semantic Metrics
Sort
View
KCAP
2005
ACM
14 years 1 months ago
Ontology ranking based on the analysis of concept structures
In view of the need to provide tools to facilitate the reuse of existing knowledge structures such as ontologies, we present in this paper a system, AKTiveRank, for the ranking of...
Harith Alani, Christopher Brewster
ER
2005
Springer
186views Database» more  ER 2005»
14 years 1 months ago
Blueprints and Measures for ETL Workflows
Extract-Transform-Load (ETL) workflows are data centric workflows responsible for transferring, cleaning, and loading data from their respective sources to the warehouse. Previous ...
Panos Vassiliadis, Alkis Simitsis, Manolis Terrovi...
WEBDB
2004
Springer
202views Database» more  WEBDB 2004»
14 years 29 days ago
Mining Approximate Functional Dependencies and Concept Similarities to Answer Imprecise Queries
Current approaches for answering queries with imprecise constraints require users to provide distance metrics and importance measures for attributes of interest. In this paper we ...
Ullas Nambiar, Subbarao Kambhampati
SIGIR
2010
ACM
13 years 11 months ago
Supervised query modeling using wikipedia
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...
Edgar Meij, Maarten de Rijke
IBPRIA
2007
Springer
13 years 9 months ago
Automatic Learning of Conceptual Knowledge in Image Sequences for Human Behavior Interpretation
This work describes an approach for the interpretation and explanation of human behavior in image sequences, within the context of a Cognitive Vision System. The information source...
Pau Baiget, Carles Fernández Tena, F. Xavie...