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CAE
2011
14 years 6 months ago
Aesthetic Agents: Swarm-based Non-photorealistic Rendering using Multiple Images
The creation of expressive styles for digital art is one of the primary goals in non-photorealistic rendering. In this paper, we introduce a swarm-based multi-agent system that is...
J. Love, P. Pasquier, B. Wyvill, S. Gibson, G. Tza...
IDA
2009
Springer
16 years 1 months ago
Learning Natural Image Structure with a Horizontal Product Model
We present a novel extension to Independent Component Analysis (ICA), where the data is generated as the product of two submodels, each of which follow an ICA model, and which comb...
Urs Köster, Jussi T. Lindgren, Michael Gutman...
ICPR
2008
IEEE
16 years 8 months ago
Robust extraction of 1D skeletons from grayscale 3D images
We propose novel thinning conditions for grayscale 3D images that do not rely on image thresholding or segmentation. The resulting grayscale skeletonization routine extracts a top...
Emilio R. Antúnez, Leonidas J. Guibas
ISBI
2004
IEEE
16 years 7 months ago
Subpixel Registration in Renal Perfusion MR Image Sequence
We propose a subpixel registration algorithm to deal with the motion induced by breathing for renal perfusion MR image sequences. Our approach minimizes an energy functional that ...
Chien Ho, José M. F. Moura, Ying Sun
DAS
2008
Springer
15 years 8 months ago
Detecting Gradients in Text Images Using the Hough Transform
The use of gradients in text images is nowadays quite frequent. Existing segmentation methods encounter serious problems when it comes to modern text images where gradients might ...
Dimosthenis Karatzas