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» GenerIE: Information extraction using database queries
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CLEF
2007
Springer
14 years 27 days ago
MIRACLE at GeoCLEF Query Parsing 2007: Extraction and Classification of Geographical Information
This paper describes the participation of MIRACLE research consortium at the Query Parsing task of GeoCLEF 2007. Our system is composed of three main modules. First, the Named Geo...
Sara Lana-Serrano, Julio Villena-Román, Jos...
SIGMOD
2012
ACM
212views Database» more  SIGMOD 2012»
11 years 9 months ago
Local structure and determinism in probabilistic databases
While extensive work has been done on evaluating queries over tuple-independent probabilistic databases, query evaluation over correlated data has received much less attention eve...
Theodoros Rekatsinas, Amol Deshpande, Lise Getoor
SIGMOD
2009
ACM
133views Database» more  SIGMOD 2009»
14 years 7 months ago
Hierarchical result views for keyword queries over relational databases
Enabling keyword queries over relational databases (KQDB) benefits a large population of users who have difficulty in understanding the database schema or using SQLs. However, sin...
Shiyuan Wang, Jun'ichi Tatemura, Arsany Sawires, O...
ER
2008
Springer
102views Database» more  ER 2008»
13 years 8 months ago
Retrieving Documents with Geographic References Using a Spatial Index Structure Based on Ontologies
Abstract. Both Geographic Information Systems and Information Retrieval have been very active research fields in the last decades. Lately, a new research field called Geographic In...
Miguel Rodríguez Luaces, Ángeles S. ...
CAISE
2005
Springer
14 years 8 days ago
Estimating Recall and Precision for Vague Queries in Databases
In vague queries, a user enters a value that represents some real world object and expects as the result the set of database values that represent this real world object even with ...
Raquel Kolitski Stasiu, Carlos A. Heuser, Roberto ...