909 search results - page 100 / 182 » Reversible data hiding |
INTERNET
2007
14 years 9 months ago
2007
evel of abstraction, we can represent a workflow as a directed graph with operators (or tasks) at the vertices (see Figure 1). Each operator takes inputs from data sources or from ...
KDD
2006
ACM
15 years 10 months ago
2006
ACM
An organization makes a new release as new information become available, releases a tailored view for each data request, releases sensitive information and identifying information...
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ICMCS
2006
IEEE
15 years 3 months ago
2006
IEEE
A steganalysis system based on 2-D Markov chain of thresholded prediction-error image is proposed in this paper. Image pixels are predicted with their neighboring pixels, and the ...
INFOVIS
2005
IEEE
15 years 3 months ago
2005
IEEE
In order to gain insight into multivariate data, complex structures must be analysed and understood. Parallel coordinates is an excellent tool for visualizing this type of data bu...
CIKM
2005
Springer
15 years 3 months ago
2005
Springer
We introduce the notion of views as a mechanism for securing and providing access control in the context of XML. Research in XML has explored several efficient querying mechanism...