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VLBV
2005
Springer
14 years 3 months ago
An Intermediate Expressions' Generator System in the MPEG-4 Framework
A lifelike human face can enhance interactive applications by providing straightforward feedback to and from the users and stimulating emotional responses from them. An expressive...
Amaryllis Raouzaiou, Evaggelos Spyrou, Kostas Karp...
VLBV
2005
Springer
14 years 3 months ago
Efficient Digital Pre-filtering for Least-Squares Linear Approximation
In this paper we propose a very simple FIR pre-filter based method for near optimal least-squares linear approximation of discrete time signals. A digital pre-processing filter,...
Marco Dalai, Riccardo Leonardi, Pierangelo Miglior...
VLBV
2005
Springer
14 years 3 months ago
Progressive Mesh-Based Motion Estimation Using Partial Refinement
A technique for performing progressive mesh-based motion estimation in a layered fashion is presented. Motion compensation based on image warping provides a block prediction free ...
Heechan Park, Andy C. Yu, Graham R. Martin
VLBV
2005
Springer
14 years 3 months ago
An Ontology Infrastructure for Multimedia Reasoning
In this paper, an ontology infrastucture for multimedia reasoning is presented, making it possible to combine low-level visual descriptors with domain specific knowledge and subs...
Nikos Simou, Carsten Saathoff, Stamatia Dasiopoulo...
VLBV
2005
Springer
14 years 3 months ago
Reduced Frame Quantization in Video Coding
We vary the quantization parameter in H.264 video encoding by increasing it by a well-chosen offset in every other frame, which we call reduced frames. As the motion compensation ...
Tuukka Toivonen, Janne Heikkilä