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» Estimation of shape model parameters for 3D surfaces
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ISVD
2010
IEEE
14 years 10 months ago
Alpha Shape Topology of the Cosmic Web
—We study the topology of the Megaparsec Cosmic Web on the basis of the Alpha Shapes of the galaxy distribution. The simplicial complexes of the alpha shapes are used to determin...
Rien van de Weygaert, Erwin Platen, Gert Vegter, B...
ICASSP
2010
IEEE
14 years 12 months ago
Audio forensics from acoustic reverberation
An audio recording is subject to a number of possible distortions and artifacts. For example, the persistence of sound, due to multiple reflections from various surfaces in a roo...
Hafiz Malik, Hany Farid
EUROGRAPHICS
2010
Eurographics
15 years 6 months ago
Articulated Billboards for Video-based Rendering
We present a novel representation and rendering method for free-viewpoint video of human characters based on multiple input video streams. The basic idea is to approximate the art...
Marcel Germann, Alexander Hornung, Richard Keiser,...
SIBGRAPI
2000
IEEE
15 years 4 months ago
Image-Based Texture Analysis for Realistic Image Synthesis
We present a method to measure reflectance and texture of surfaces in a one step process. For later use in digital image synthesis it is mandatory to separate the gathered intensi...
Heinz Mayer
AI
2000
Springer
14 years 11 months ago
Understanding dynamic scenes
We propose a framework for the representation of visual knowledge in a robotic agent, with special attention to the understanding of dynamic scenes. According to our approach, und...
Antonio Chella, Marcello Frixione, Salvatore Gagli...