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APSEC
2003
IEEE
14 years 1 months ago
Modular refinement in novel schema calculi
Using the language Z for more than specification is hindered by the fact that its algebra of schemas is not monotonic with respect to refinement; so specification is modular, but ...
Moshe Deutsch, Martin C. Henson, Besnik Kajtazi
IPMU
1994
Springer
14 years 1 months ago
Chaos Causes Perspective Reversals for Ambiguious Patterns
A new chaotic mechanism is found to cause perspective reversal for ambiguious patterns. And the new senario to cause perspective reversal is proposed with use of chaos, by reexamin...
Kazuo Sakai, Tsuyoshi Katayama, Satoshi Wada, Kota...
BIS
2008
119views Business» more  BIS 2008»
13 years 11 months ago
Fuzzy Constraint-based Schema Matching Formulation
The deep Web has many challenges to be solved. Among them is schema matching. In this paper, we build a conceptual connection between the schema matching problem SMP and the fuzzy ...
Alsayed Algergawy, Eike Schallehn, Gunter Saake
ICWS
2007
IEEE
13 years 11 months ago
Reputation-Enhanced QoS-based Web Services Discovery
With an increasing number of Web services providing similar functionalities, Quality of Service (QoS) is becoming an important criterion for selection of the best available servic...
Ziqiang Xu, Patrick Martin, Wendy Powley, Farhana ...
BTW
2007
Springer
236views Database» more  BTW 2007»
14 years 1 months ago
A Classification of Schema Mappings and Analysis of Mapping Tools
: Schema mapping techniques for data exchange have become popular and useful tools both in research and industry. A schema mapping relates a source schema with a target schema via ...
Frank Legler, Felix Naumann