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MMSEC
2006
ACM
231views Multimedia» more  MMSEC 2006»
15 years 5 months ago
JPEG2000-based secure image authentication
We present an efficient JPEG2000-based image authentication scheme, which is robust to JPEG compression and other allowed signal processing operations. Positive wavelet-based wate...
Mathias Schlauweg, Dima Pröfrock, Erika M&uum...
ICIAP
2007
ACM
15 years 11 months ago
Natural scenes categorization by hierarchical extraction of typicality patterns
Natural scene categorization of images represents a very useful task for automatic image analysis systems in a wide variety of applications. In the literature, several methods hav...
Alessandro Perina, Marco Cristani, Vittorio Murino
SIGIR
2005
ACM
15 years 5 months ago
Server selection methods in hybrid portal search
The TREC .GOV collection makes a valuable web testbed for distributed information retrieval methods because it is naturally partitioned and includes 725 web-oriented queries with ...
David Hawking, Paul Thomas
LOCA
2007
Springer
15 years 5 months ago
SocialMotion: Measuring the Hidden Social Life of a Building
In this paper we present an approach to analyzing the social behaviors that occur in a typical office space. We describe a system consisting of over 200 motion sensors connected ...
Christopher Richard Wren, Yuri A. Ivanov, Ishwinde...
CSFW
2002
IEEE
15 years 4 months ago
Capturing Parallel Attacks within the Data Independence Framework
We carry forward the work described in our previous papers [3, 14, 12] on the application of data independence to the model checking of cryptographic protocols using CSP [13] and ...
Philippa J. Broadfoot, A. W. Roscoe