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MMSEC
2004
ACM
126views Multimedia» more  MMSEC 2004»
14 years 4 months ago
Key-dependency for a wavelet-based blind watermarking algorithm
When a host image is watermarked multiple times by the same algorithm collisions can occur. This makes it difficult for an image to host multiple watermarks. But this hosting is n...
Michael Brachtl, Andreas Uhl, Werner Dietl
DCC
2001
IEEE
14 years 11 months ago
Group Testing for Wavelet Packet Image Compression
This paper introduces Group Testing for Wavelet Packets (GTWP), a novel embedded image compression algorithm based on wavelet packets and group testing. This algorithm extends the...
Edwin S. Hong, Richard E. Ladner, Eve A. Riskin