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» Analysis on a Local Approach to 3D Object Recognition
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NI
2011
168views more  NI 2011»
12 years 11 months ago
Automated Reconstruction of Dendritic and Axonal Trees by Global Optimization with Geometric Priors
We present a novel probabilistic approach to fully automated delineation of tree structures in noisy 2D images and 3D image stacks. Unlike earlier methods that rely mostly on local...
Engin Türetken, Germán González...
MICCAI
2010
Springer
13 years 7 months ago
Probabilistic Anatomical Connectivity Using Completion Fields
Abstract. Diffusion magnetic resonance imaging has led to active research in the analysis of anatomical connectivity in the brain. Many approaches have been proposed to model the ...
Parya MomayyezSiahkal, Kaleem Siddiqi
PAMI
2012
11 years 11 months ago
Medial Spheres for Shape Approximation
—We study the problem of approximating a 3D solid with a union of overlapping spheres. In comparison with a stateof-the-art approach, our method offers more than an order of magn...
Svetlana Stolpner, Paul G. Kry, Kaleem Siddiqi
SI3D
2012
ACM
12 years 4 months ago
Fast, effective BVH updates for animated scenes
Bounding volume hierarchies (BVHs) are a popular acceleration structure choice for animated scenes rendered with ray tracing. This is due to the relative simplicity of refitting ...
Daniel Kopta, Thiago Ize, Josef B. Spjut, Erik Bru...
CVPR
2010
IEEE
14 years 5 months ago
Locally-Parametric Pictorial Structures
Pictorial structure (PS) models are extensively used for part-based recognition of scenes, people, animals and multi-part objects. To achieve tractability, the structure and param...
Benjamin Sapp, Chris Jordan, Ben Taskar