ICASSP
2008
IEEE
15 years 8 days ago
2008
IEEE
In this paper a new class of invertible watermarking approach based on quantization has been introduced. Based on the necessary conditions (blindness, reversibility and impercepti...
APPROX
2009
Springer
15 years 12 days ago
2009
Springer
We show that for every α > 0, there exist n-point metric spaces (X, d) where every “scale” admits a Euclidean embedding with distortion at most α, but the whole space req...