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APWEB
2008
Springer
15 years 4 months ago
Aggregate Computation over Data Streams
Abstract. Nowadays, we have witnessed the widely recognized phenomenon of high speed data streams. Various statistics computation over data streams is often required by many applic...
Xuemin Lin, Ying Zhang
ECOWS
2008
Springer
15 years 4 months ago
Validating Orchestration of Web Services with BPEL and Aggregate Signatures
In this paper, we present a framework providing integrity and authentication for secure workflow computation based on BPEL Web Service orchestration. We address a recent cryptogra...
Carlo Blundo, Emiliano De Cristofaro, Clemente Gal...
EUSFLAT
2007
131views Fuzzy Logic» more  EUSFLAT 2007»
15 years 4 months ago
Preservation of Graded Properties of Fuzzy Relations by Aggregation Functions
We study graded properties (α–properties) of fuzzy relations, which are parameterized versions of fuzzy relation properties defined by L.A. Zadeh. Namely, we take into account...
Urszula Dudziak
LREC
2008
71views Education» more  LREC 2008»
15 years 4 months ago
Vox Populi Annotation: Measuring Intensity of Ideological Perspectives by Aggregating Group Judgments
Polarizing discussions about political and social issues are common in mass media. Annotations on the degree to which a sentence expresses an ideological perspective can be valuab...
Wei-Hao Lin, Alexander G. Hauptmann
ECIR
2003
Springer
15 years 4 months ago
Aggregated Feature Retrieval for MPEG-7
In this paper we present an initial study on the use of both high and low level MPEG-7 descriptions for video retrieval. A brief survey of current XML indexing techniques shows tha...
Jiamin Ye, Alan F. Smeaton