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MICCAI
2003
Springer
16 years 7 months ago
User-Defined B-Spline Template-Snakes
We combine a new user initialization process with a B-spline snake to create a model with the properties of a deformable template. This `template' snake can be constrained by ...
Tim McInerney, Hoda Dehmeshki
IPMI
2003
Springer
16 years 7 months ago
Quantitative Analysis of Intrathoracic Airway Trees: Methods and Validation
Abstract. A method for quantitative assessment of tree structures is reported allowing evaluation of airway or vascular tree morphology and its associated function. Our skeletoniza...
Kálmán Palágyi, Juerg Tschirr...
NIPS
2003
15 years 7 months ago
When Does Non-Negative Matrix Factorization Give a Correct Decomposition into Parts?
We interpret non-negative matrix factorization geometrically, as the problem of finding a simplicial cone which contains a cloud of data points and which is contained in the posi...
David L. Donoho, Victoria Stodden
CBMS
2003
IEEE
15 years 11 months ago
Localizing Contour Points for Indexing an X-Ray Image Retrieval System
Vertebra shape can effectively describe various pathologies found in spine x-ray images. There are some critical regions on the shape contour which help determine whether the shap...
Xiaoqian Xu, D. J. Lee, Sameer Antani, L. Rodney L...
FIMH
2003
Springer
15 years 11 months ago
Spatio-temporal Alignment of 4D Cardiac MR Images
Abstract. A 4D registration method for the spatio-temporal alignment of cardiac MR image sequences has been developed. The registration algorithm has the ability not only to correc...
Dimitrios Perperidis, Anil Rao, Maria Lorenzo-Vald...