Sciweavers

MICCAI
2007
Springer
14 years 8 months ago
A Probabilistic Model for Haustral Curvatures with Applications to Colon CAD
Among the many features used for classification in computer-aided detection (CAD) systems targeting colonic polyps, those based on differences between the shapes of polyps and fold...
John Melonakos, Paulo R. S. Mendonça, Rahul...
MICCAI
2007
Springer
14 years 8 months ago
Is a Single Energy Functional Sufficient? Adaptive Energy Functionals and Automatic Initialization
Energy functional minimization is an increasingly popular technique for image segmentation. However, it is far too commonly applied with hand-tuned parameters and initializations t...
Chris McIntosh, Ghassan Hamarneh
MICCAI
2007
Springer
14 years 8 months ago
3-D Analysis of Cortical Morphometry in Differential Diagnosis of Parkinson's Plus Syndromes: Mapping Frontal Lobe Cortical Atro
Abstract. With the ability to study brain anatomy in vivo using magnetic resonance imaging, studies on regional brain atrophy suggest possible improvements for differential diagnos...
Duygu Tosun, Simon Duchesne, Yan Rolland, Arthur W...
MICCAI
2007
Springer
14 years 8 months ago
SMT: Split and Merge Tractography for DT-MRI
Diffusion tensor magnetic resonance imaging (DT-MRI) based fiber tractography aims at reconstruction of the fiber network of brain. Most commonly employed techniques for fiber trac...
Ugur Bozkaya, Burak Acar
MICCAI
2007
Springer
14 years 8 months ago
Simultaneous Segmentation, Kinetic Parameter Estimation, and Uncertainty Visualization of Dynamic PET Images
Abstract. We develop a segmentation technique for dynamic PET incorporating the physiological parameters for different regions via kinetic modeling. We demonstrate the usefulness o...
Ahmed Saad, Benjamin Smith 0002, Ghassan Hamarneh,...
MICCAI
2007
Springer
14 years 8 months ago
Automatic Fetal Measurements in Ultrasound Using Constrained Probabilistic Boosting Tree
Abstract. Automatic delineation and robust measurement of fetal anatomical structures in 2D ultrasound images is a challenging task due to the complexity of the object appearance, ...
Gustavo Carneiro, Bogdan Georgescu, Sara Good, Dor...
MICCAI
2007
Springer
14 years 8 months ago
MCMC Curve Sampling for Image Segmentation
Abstract. We present an algorithm to generate samples from probability distributions on the space of curves. We view a traditional curve evolution energy functional as a negative l...
Ayres C. Fan, John W. Fisher III, William M. Wells...
MICCAI
2007
Springer
14 years 8 months ago
Prediction of Respiratory Motion with Wavelet-Based Multiscale Autoregression
In robotic radiosurgery, a photon beam source, moved by a robot arm, is used to ablate tumors. The accuracy of the treatment can be improved by predicting respiratory motion to com...
Floris Ernst, Alexander Schlaefer, Achim Schweikar...
MICCAI
2007
Springer
14 years 8 months ago
A Coupled Finite Element Model of Tumor Growth and Vascularization
We present a model of solid tumor growth which can account for several stages of tumorigenesis, from the early avascular phase to the angiogenesis driven proliferation. The model c...
Bryn A. Lloyd, Dominik Szczerba, Gábor Sz&e...
MICCAI
2007
Springer
14 years 8 months ago
Interactive Contacts Resolution Using Smooth Surface Representation
Accurately describing interactions between medical devices and anatomical structures, or between anatomical structures themselves, is an essential step towards the adoption of comp...
Jérémie Dequidt, Julien Lenoir, Step...