2827 search results - page 220 / 566 » Data Hiding in Video |
178
click to vote
ICIP
2008
IEEE
16 years 8 months ago
2008
IEEE
In this paper, we analyze the formation of blocking artifacts as a result of quantization of the discrete cosine transform (DCT) coefficients. These artifacts are known to be the ...
160
click to vote
ICIP
2007
IEEE
16 years 8 months ago
2007
IEEE
Many distributed video coders are implemented using sophisticated error correction codes that use soft information (conditional probabilities) as a priori knowledge. This a priori...
190
click to vote
ICIP
2006
IEEE
16 years 8 months ago
2006
IEEE
Particle filters have been introduced as a powerful tool to estimate the posterior density of nonlinear systems. These filters are also capable of processing data online as requir...
174
click to vote
ICIP
2002
IEEE
16 years 8 months ago
2002
IEEE
This paper presents a new object-based segmentation technique which exploits a large temporal context in order to get coherent and robust segmentation results. The segmentation pr...
191
click to vote
MICCAI
2007
Springer
16 years 7 months ago
2007
Springer
Disease-specific understanding of echocardiographic sequences requires accurate characterization of spatio-temporal motion patterns. In this paper we present a method of automatic ...