Sciweavers

6597 search results - page 60 / 1320
» Orderings and Types in Databases
Sort
View
ICCTA
2007
IEEE
13 years 9 months ago
Digital Signal Types Identification Using a Hierarchical SVM-Based Classifier and Efficient Features
Automatic digital signal type identification (ADSTI) is an important topic for both military and civilian communication applications. Most of proposed techniques (identifiers) can...
Ataollah Ebrahimzadeh, Seyed Alireza Seyedin
DEXAW
2008
IEEE
119views Database» more  DEXAW 2008»
14 years 3 months ago
Evolutionary Approaches to Linear Ordering Problem
Linear Ordering Problem (LOP) is a well know optimization problem attractive for its complexity (it is a NPhard problem), rich collection of testing data and variety of real world...
Václav Snásel, Pavel Krömer, Ja...
ISAAC
2010
Springer
240views Algorithms» more  ISAAC 2010»
13 years 7 months ago
Interpretation of Stream Programs: Characterizing Type 2 Polynomial Time Complexity
We study polynomial time complexity of type 2 functionals. For that purpose, we introduce a first order functional stream language. We give criteria, named well-founded, on such pr...
Hugo Férée, Emmanuel Hainry, Mathieu...
ICDT
2005
ACM
116views Database» more  ICDT 2005»
14 years 2 months ago
The Design Space of Type Checkers for XML Transformation Languages
Abstract. We survey work on statically type checking XML transformations, covering a wide range of notations and ambitions. The concept of type may vary from idealizations of DTD t...
Anders Møller, Michael I. Schwartzbach
DOLAP
1999
ACM
14 years 1 months ago
Characterization of Hierarchies and Some Operators in OLAP Environment
Recently numerous proposals for modelling and querying Multidimensional Databases (MDDB) are proposed. Among the still open problems there is a rigorous classification of the diff...
Elaheh Pourabbas, Maurizio Rafanelli