Sciweavers

3836 search results - page 334 / 768
» Semantics of Database Transformations
Sort
View
PODS
2010
ACM
250views Database» more  PODS 2010»
15 years 10 months ago
From information to knowledge: harvesting entities and relationships from web sources
There are major trends to advance the functionality of search engines to a more expressive semantic level. This is enabled by the advent of knowledge-sharing communities such as W...
Gerhard Weikum, Martin Theobald
RR
2009
Springer
15 years 9 months ago
Integrating Logic Programming and Production Systems in Abductive Logic Programming Agents
In this paper we argue the case for integrating the distinctive functionalities of logic programs and production systems within an abductive logic programming agent framework. In t...
Robert A. Kowalski, Fariba Sadri
118
Voted
VLDB
1989
ACM
77views Database» more  VLDB 1989»
15 years 9 months ago
ENIAM: A More Complete Conceptual Schema Language
The problem of knowledge representation has been extensively addressedin the information systemsfield and there has been a wide range of suggestionsfor capturing semantics.A numbe...
Peter N. Creasy
EWIMT
2004
15 years 6 months ago
Fuzzy Clustering with Pairwise Constraints for Knowledge-Driven Image Categorization
The identification of categories in image databases usually relies on clustering algorithms that only exploit the feature-based similarities between images. The addition of semant...
Nizar Grira, Michel Crucianu, Nozha Boujemaa
AGILE
2007
Springer
184views GIS» more  AGILE 2007»
15 years 11 months ago
Towards Spatial Reasoning in the Semantic Web: A Hybrid Knowledge Representation System Architecture
Environmental databases store a wide variety of data from heterogeneous sources which are described with domain-specific terminologies and refer to distinct locations. In order to ...
Rolf Grütter, Bettina Bauer-Messmer