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IACR
2011
110views more  IACR 2011»
13 years 9 months ago
On the (In)security of Hash-based Oblivious RAM and a New Balancing Scheme
With the gaining popularity of remote storage (e.g. in the Cloud), we consider the setting where a small, protected local machine wishes to access data on a large, untrusted remot...
Eyal Kushilevitz, Steve Lu, Rafail Ostrovsky
ICDE
2008
IEEE
150views Database» more  ICDE 2008»
15 years 11 months ago
On the Anonymization of Sparse High-Dimensional Data
Abstract-- Existing research on privacy-preserving data publishing focuses on relational data: in this context, the objective is to enforce privacy-preserving paradigms, such as ka...
Gabriel Ghinita, Yufei Tao, Panos Kalnis
GEOS
2007
Springer
15 years 4 months ago
The Gravity Data Ontology: Laying the Foundation for Workflow-Driven Ontologies
Abstract. A workflow-driven ontology is an ontology that encodes disciplinespecific knowledge in the form of concepts and relationships and that facilitates the composition of serv...
Ann Q. Gates, G. Randy Keller, Leonardo Salayandia...
DAWAK
2001
Springer
15 years 2 months ago
Towards a Novel OLAP Interface for Distributed Data Warehouses
We present a framework for visualizing remote distributed data sources using a multi-user immersive virtual reality environment. DIVE-ON is a system prototype that consolidates dis...
Ayman Ammoura, Osmar R. Zaïane, Randy Goebel
DAWAK
2000
Springer
15 years 2 months ago
Enhancing Preprocessing in Data-Intensive Domains using Online-Analytical Processing
Abstract The application of data mining algorithms needs a goal-oriented preprocessing of the data. In practical applications the preprocessing task is very time consuming and has ...
Alexander Maedche, Andreas Hotho, Markus Wiese