4051 search results - page 230 / 811 » A Multilevel Segmentation Method |
181
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CVPR
2008
IEEE
16 years 1 months ago
2008
IEEE
In this paper, we propose a novel graph based clustering approach with satisfactory clustering performance and low computational cost. It consists of two main steps: tree fitting...
193
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ICIAR
2010
Springer
15 years 11 months ago
2010
Springer
Accurate and precise estimation of the noise variance is often of key importance as an input parameter for posterior image processing tasks. In MR images, background data is well s...
199
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SIAMSC
2008
15 years 7 months ago
2008
We introduce a novel computational method for a Mumford-Shah functional, which decomposes a given image into smooth regions separated by closed curves. Casting this as a shape opti...
187
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TITB
2011
15 years 2 months ago
2011
— Ultrasound images segmentation is a difficult problem due to speckle noise, low contrast and local changes of intensity. Intensity based methods do not perform particularly we...
206
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CVPR
2000
IEEE
16 years 9 months ago
2000
IEEE
A problem of using mixture-of-Gaussian models for unsupervised texturesegmentationisthat "multimodal"textures(such ascan often be encountered in natural images) cannot b...