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SEMWEB
2009
Springer
15 years 2 months ago
A New Perspective on Semantics of Data Provenance
: Data Provenance refers to the “origin”, “lineage”, and “source” of data. In this work, we examine provenance from a semantics perspective and present the W7 model, an...
Sudha Ram, Jun Liu
CCGRID
2002
IEEE
15 years 3 months ago
Towards an Economy-Based Optimisation of File Access and Replication on a Data Grid
We are working on a system for the optimised access and replication of data on a Data Grid. Our approach is based on the use of an economic model that includes the actors and the ...
Mark James Carman, Floriano Zini, Luciano Serafini...
ICMCS
2005
IEEE
173views Multimedia» more  ICMCS 2005»
15 years 3 months ago
A Multi-Modal Mixed-State Dynamic Bayesian Network for Robust Meeting Event Recognition from Disturbed Data
In this work we present a novel multi-modal mixed-state dynamic Bayesian network (DBN) for robust meeting event classification. The model uses information from lapel microphones,...
Marc Al-Hames, Gerhard Rigoll
IDEAL
2005
Springer
15 years 3 months ago
Cluster Analysis of High-Dimensional Data: A Case Study
Abstract. Normal mixture models are often used to cluster continuous data. However, conventional approaches for fitting these models will have problems in producing nonsingular es...
Richard Bean, Geoffrey J. McLachlan
ESORICS
2007
Springer
15 years 4 months ago
On the Privacy of Concealed Data Aggregation
A formal treatment to the privacy of concealed data aggregation (CDA) is given. While there exist a handful of constructions, rigorous security models and analyses for CDA are stil...
Aldar C.-F. Chan, Claude Castelluccia