109 search results - page 4 / 22 » Estimating Recall and Precision for Vague Queries in Databas... |
TREC
2007
13 years 8 months ago
2007
Four baseline experiments using standard Indri retrieval facilities and simple query formulation techniques and two experiments using more advanced formulations (dependence models...
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
Many web databases can be seen as providing partial and overlapping information about entities in the world. To answer queries effectively, we need to integrate the information abo...
CIKM
2009
Springer
13 years 11 months ago
2009
Springer
Supporting semantic queries in relational databases is essential to many advanced applications. Recently, with the increasing use of ontology in various applications, the need for...
ADBIS
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. The performance of an information retrieval system is usually measured in terms of two different criteria, precision and recall. This way, the optimization of any of its...
DEXA
2009
Springer
13 years 5 months ago
2009
Springer
Most information retrieval settings, such as web search, are typically precision-oriented, i.e. they focus on retrieving a small number of highly relevant documents. However, in sp...