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» A Graphics Image Processing System
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ICIP
2007
IEEE
16 years 8 months ago
On a Watermarking Scheme in the Logarithmic Domain and its Perceptual Advantages
Scaling attacks are well-known to be some of the most harmful strategies against quantization-based watermarking methods, as they can completely ruin the performance of the waterm...
Pedro Comesaña, Fernando Pérez-Gonz&...
ICIP
2006
IEEE
16 years 8 months ago
An Advanced 3DTV Concept Providing Interoperability and Scalability for a Wide Range of Multi-Baseline Geometries
The paper discusses an advanced approach for 3DTV services that is based on the concept of an N x video-plusdepth data representation. It particularly considers aspects of interop...
Christoph Fehn, Nicole Atzpadin, Marcus Mülle...
ICIP
2005
IEEE
16 years 8 months ago
An asymmetric watermarking method for copyright protection utilizing dual bases
We present an asymmetric watermarking method for copyright protection that uses different matrix operations to embed and extract a watermark. It allows for the public release of a...
Jengnan Tzeng, Wen-Liang Hwang, I-Liang Chern
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ICIP
2005
IEEE
16 years 8 months ago
Tracking points on deformable objects with ranklets
We present a robust algorithm for point tracking on deformable objects. The key elements are the use of orientation selective rank features (ranklets), local filter adaptation and...
Fabrizio Smeraldi, Alessio Del Bue, Lourdes de Aga...
ICIP
2003
IEEE
16 years 8 months ago
Adaptive rule-based recognition of events in video sequences
Knowledge-based fuzzy inference and neural learning are used in this paper in order to model the event recognition task in semantic video analysis. The advantage of their use is t...
Vassilis Tzouvaras, Gabriel Tsechpenakis, Giorgos ...