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15 years 7 months ago
Automatic Extraction of Lung Boundaries by a Knowledge-Based Method
The aim of this paper is to develop accurate and reliable methods for automated detection of the edges of the lung by a knowledge-based approach. First, the system initialises the...
Mira Park, Laurence S. Wilson, Jesse S. Jin
IJCGA
2008
179views more  IJCGA 2008»
15 years 6 months ago
Computing the Hausdorff Distance between Curved Objects
The Hausdorff distance between two sets of curves is a measure for the similarity of these objects and therefore an interesting feature in shape recognition. If the curves are alg...
Helmut Alt, Ludmila Scharf
IEICET
2006
69views more  IEICET 2006»
15 years 6 months ago
Enlargement for Images with Gaussian Noise by Embedded Filtering in the LP Algorithm
In this paper, we propose an enlargement method for images with Gaussian noise based on the Laplacian pyramid (LP) representation. Unlike lowpass preprocessing approaches to the L...
Shuai Yuan, Akira Taguchi, Masahide Abe, Masayuki ...
JMIV
2007
167views more  JMIV 2007»
15 years 6 months ago
A Variational Approach to Reconstructing Images Corrupted by Poisson Noise
We propose a new variational model to denoise an image corrupted by Poisson noise. Like the ROF model described in [1] and [2], the new model uses total-variation regularization, w...
Triet Le, Rick Chartrand, Thomas J. Asaki
SIAMAM
2002
122views more  SIAMAM 2002»
15 years 5 months ago
A Level Set Method for Anisotropic Geometric Diffusion in 3D Image Processing
A new morphological multiscale method in 3D image processing is presented which combines the image processing methodology based on nonlinear diffusion equations and the theory of g...
Martin Rumpf, Tobias Preußer