977 search results - page 47 / 196 » Secret image sharing |
120
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USS
2008
15 years 6 months ago
2008
We explore the problem of secret-key distribution in unidirectional channels, those in which a sender transmits information blindly to a receiver. We consider two approaches: (1) ...
159
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PAISI
2010
Springer
15 years 2 months ago
2010
Springer
Abstract. This paper introduces an efficient privacy-preserving protocol for distributed K-means clustering over an arbitrary partitioned data, shared among N parties. Clustering i...
124
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INFOCOM
2009
IEEE
15 years 10 months ago
2009
IEEE
—Given that wireless communication occurs in a shared and inherently broadcast medium, the transmissions are vulnerable to undesired eavesdropping. This occurs even when a point-...
111
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ICIP
2000
IEEE
16 years 5 months ago
2000
IEEE
Digital Watermarking is a labeling technique for digital images which embeds a code into the digital data so the data is marked. Watermarking techniques previously developed deal ...
141
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WPES
2005
ACM
15 years 9 months ago
2005
ACM
Radio Frequency Identification (RFID) technology raises significant privacy issues because it enables tracking of items and people possibly without their knowledge or consent. O...