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CSSE
2004
IEEE
15 years 6 months ago
A comparison of modeling strategies in defining XML-based access control languages
One of the most important features of XML-based Web services is that they can be easily accessed over the Internet, but this makes them vulnerable to a series of security threats....
Claudio Agostino Ardagna, Sabrina De Capitani di V...
ICDE
1999
IEEE
134views Database» more  ICDE 1999»
16 years 8 months ago
On Similarity-Based Queries for Time Series Data
We study similarity queries for time series data where similarity is defined in terms of a set of linear transformations on the Fourier series representation of a sequence. We hav...
Davood Rafiei
GI
2001
Springer
15 years 11 months ago
Designing QoS and Charging Mechanisms: He who pays the service shapes the design
To accommodate applications with highly variable degrees and categories of Quality of Service (QoS) requirements, a major effort has been invested to overcome the traditional best-...
Anna Bouch, Martina Angela Sasse
ER
1998
Springer
106views Database» more  ER 1998»
15 years 10 months ago
Chrono: A Conceptual Design Framework for Temporal Entities
Abstract. Database applications are frequently faced with the necessity of representing time varying information and, particularly in the management of information systems, a few k...
Sonia Bergamaschi, Claudio Sartori
SIGMOD
1997
ACM
134views Database» more  SIGMOD 1997»
15 years 10 months ago
Similarity-Based Queries for Time Series Data
We study similarity queries for time series data where similarity is defined in terms of a set of linear transformations on the Fourier series representation of a sequence. We ha...
Davood Rafiei, Alberto O. Mendelzon