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ER
2005
Springer
186views Database» more  ER 2005»
16 years 5 days ago
Blueprints and Measures for ETL Workflows
Extract-Transform-Load (ETL) workflows are data centric workflows responsible for transferring, cleaning, and loading data from their respective sources to the warehouse. Previous ...
Panos Vassiliadis, Alkis Simitsis, Manolis Terrovi...
FOSSACS
2005
Springer
16 years 5 days ago
History-Based Access Control with Local Policies
Abstract. An extension of the λ-calculus is proposed, to study historybased access control. It allows for security policies with a possibly nested, local scope. We define a type ...
Massimo Bartoletti, Pierpaolo Degano, Gian Luigi F...
ICCS
2005
Springer
16 years 4 days ago
Morphisms in Context
Abstract. Morphisms constitute a general tool for modelling complex relationships between mathematical objects in a disciplined fashion. In Formal Concept Analysis (FCA), morphisms...
Markus Krötzsch, Pascal Hitzler, Guo-Qiang Zh...
ICIAR
2005
Springer
16 years 4 days ago
Robust Global Mosaic Topology Estimation for Real-Time Applications
This paper proposes an iterative methodology for real-time robust mosaic topology inference. It tackles the problem of optimal feature selection (optimal sampling) for global estim...
Nuno Pinho da Silva, João Paulo Costeira
ISW
2005
Springer
16 years 4 days ago
An Oblivious Transfer Protocol with Log-Squared Communication
Abstract. We propose a one-round 1-out-of-n computationally-private information retrieval protocol for -bit strings with low-degree polylogarithmic receivercomputation, linear send...
Helger Lipmaa