Sciweavers

1810 search results - page 303 / 362
» An effective semantic search technique using ontology
Sort
View
INFORMATICALT
2010
101views more  INFORMATICALT 2010»
14 years 8 months ago
An Improved Differential Evolution Scheme for the Solution of Large-Scale Unit Commitment Problems
This paper presents an improved differential evolution (IDE) method for the solution of large-scale unit commitment (UC) problems. The objective of the proposed scheme is to determ...
Chen-Sung Chang
CIKM
2006
Springer
15 years 1 months ago
Coupling feature selection and machine learning methods for navigational query identification
It is important yet hard to identify navigational queries in Web search due to a lack of sufficient information in Web queries, which are typically very short. In this paper we st...
Yumao Lu, Fuchun Peng, Xin Li, Nawaaz Ahmed
ICDE
2000
IEEE
125views Database» more  ICDE 2000»
15 years 11 months ago
An Algebraic Compression Framework for Query Results
Decision-support applications in emerging environments require that SQL query results or intermediate results be shipped to clients for further analysis and presentation. These cl...
Zhiyuan Chen, Praveen Seshadri
SIGMOD
2006
ACM
112views Database» more  SIGMOD 2006»
15 years 10 months ago
Join minimization in XML-to-SQL translation: an algebraic approach
Consider an XML view defined over a relational database, and a user query specified over this view. This user XML query is typically processed using the following steps: (a) our t...
Murali Mani, Song Wang, Daniel J. Dougherty, Elke ...
ICFP
2002
ACM
15 years 9 months ago
Typing dynamic typing
Even when programming in a statically typed language we every now and then encounter statically untypable values; such values result from interpreting values or from communicating...
Arthur I. Baars, S. Doaitse Swierstra