Sciweavers

4742 search results - page 232 / 949
» The Information Technology Model Curriculum
Sort
View
CIKM
2009
Springer
15 years 11 months ago
A comparative study of methods for estimating query language models with pseudo feedback
We systematically compare five representative state-of-theart methods for estimating query language models with pseudo feedback in ad hoc information retrieval, including two var...
Yuanhua Lv, ChengXiang Zhai
DOLAP
2005
ACM
15 years 8 months ago
Mapping conceptual to logical models for ETL processes
Extraction-Transformation-Loading (ETL) tools are pieces of software responsible for the extraction of data from several sources, their cleansing, customization and insertion into...
Alkis Simitsis
CAISE
2003
Springer
15 years 12 months ago
Extending UML to Represent XML Schemas
The consolidation of the Web as one of the most important ways to share and spread information has given raise to a huge amount of information systems for this media. This is the r...
Belén Vela, Esperanza Marcos
SIGIR
2004
ACM
16 years 2 days ago
Answer models for question answering passage retrieval
Answer patterns have been shown to improve the performance of open-domain factoid QA systems. Their use, however, requires either constructing the patterns manually or developing ...
Andrés Corrada-Emmanuel, W. Bruce Croft
DOLAP
2006
ACM
16 years 18 days ago
Research in data warehouse modeling and design: dead or alive?
Multidimensional modeling requires specialized design techniques. Though a lot has been written about how a data warehouse should be designed, there is no consensus on a design me...
Stefano Rizzi, Alberto Abelló, Jens Lechten...