180 search results - page 22 / 36 » An Information-Theoretic Model for Steganography |
ICDM
2003
IEEE
14 years 21 days ago
2003
IEEE
We present a framework for clustering distributed data in unsupervised and semi-supervised scenarios, taking into account privacy requirements and communication costs. Rather than...
ATAL
2007
Springer
13 years 11 months ago
2007
Springer
Models of agent-environment interaction that use predictive state representations (PSRs) have mainly focused on the case of discrete observations and actions. The theory of discre...
CVPR
2008
IEEE
14 years 9 months ago
2008
IEEE
We present an approach for unsupervised segmentation of natural and textural images based on active contour, differential geometry and information theoretical concept. More precis...
CRYPTO
2004
Springer
14 years 24 days ago
2004
Springer
A timestamping scheme is non-interactive if a stamper can stamp a document without communicating with any other player. The only communication done is at validation time. Non-Inte...
PIMRC
2008
IEEE
14 years 1 months ago
2008
IEEE
—Recent information theoretic results on cooperation in cellular systems are reviewed, addressing both multicell processing (cooperation among base stations) and relaying (cooper...