18 search results - page 3 / 4 » A Class of Reversible Variable Length Codes for Robust Image... |
ICIP
2006
IEEE
14 years 8 months ago
2006
IEEE
In this study we propose a new approach for selective encryption in the Huffman coding of the Discrete Cosine Transform (DCT) coefficients using the Advanced Encryption Standard (...
ICIP
2000
IEEE
14 years 8 months ago
2000
IEEE
Long-term memory predictionextends the spatial displacement vector utilized in hybrid video coding by a variable time delay permitting the use of more than one reference frame for...
ICIP
2008
IEEE
14 years 8 months ago
2008
IEEE
In many modern video encoders, motion estimation is usually formulated as a Lagrangian cost function that balances motion prediction accuracy and the rate to transmit motion vecto...
ICIP
1997
IEEE
13 years 10 months ago
1997
IEEE
A novel algorithm is described for coding objects in video compression systems which gives complete control over the bit allocation to the video objects. The method is evaluated b...
ICIP
2008
IEEE
14 years 23 days ago
2008
IEEE
The robust transmission of video sequences over wireless LANs presents several challenging problems concerning the presence of packet losses, delays, and bandwidth limitations. Th...