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» A Formal Specification of dMARS
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ICDE
2010
IEEE
178views Database» more  ICDE 2010»
13 years 7 months ago
The Hybrid-Layer Index: A synergic approach to answering top-k queries in arbitrary subspaces
In this paper, we propose the Hybrid-Layer Index (simply, the HL-index) that is designed to answer top-k queries efficiently when the queries are expressed on any arbitrary subset ...
Jun-Seok Heo, Junghoo Cho, Kyu-Young Whang
FMLDO
1999
Springer
137views Database» more  FMLDO 1999»
14 years 2 months ago
Federated Transaction Management with Snapshot Isolation
Federated transaction management (also known as multidatabase transaction management in the literature) is needed to ensure the consistency of data that is distributed across mult...
Ralf Schenkel, Gerhard Weikum, Norbert Weiße...
AISC
1998
Springer
14 years 2 months ago
Reasoning About Coding Theory: The Benefits We Get from Computer Algebra
The use of computer algebra is usually considered beneficial for mechanised reasoning in mathematical domains. We present a case study, in the application domain of coding theory, ...
Clemens Ballarin, Lawrence C. Paulson
IUI
1998
ACM
14 years 2 months ago
U-TEL: A Tool for Eliciting User Task Models from Domain Experts
Eliciting user-task models is a thorny problem in modelbased user interface design, and communicating domainspecific knowledge from an expert to a knowledge engineer is a continui...
R. Chung-Man Tam, David Maulsby, Angel R. Puerta
LICS
1994
IEEE
14 years 1 months ago
On the Parallel Complexity of Model Checking in the Modal Mu-Calculus
The modal mu-calculus is an expressive logic that can be used to specify safety and liveness properties of concurrent systems represented as labeled transition systems (LTSs). We ...
Shipei Zhang, Oleg Sokolsky, Scott A. Smolka