Sciweavers

IPMI
2005
Springer
14 years 5 months ago
Construction and Validation of Mean Shape Atlas Templates for Atlas-Based Brain Image Segmentation
In this paper, we evaluate different schemes for constructing a mean shape anatomical atlas for atlas-based segmentation of MR brain images. Each atlas is constructed and validate...
Qian Wang, Dieter Seghers, Emiliano D'Agostino, Fr...
IPMI
2005
Springer
14 years 5 months ago
Coil Sensitivity Estimation for Optimal SNR Reconstruction and Intensity Inhomogeneity Correction in Phased Array MR Imaging
Abstract. Magnetic resonance (MR) images can be acquired by multiple receiver coil systems to improve signal-to-noise ratio (SNR) and to decrease acquisition time. The optimal SNR ...
Prashanthi Vemuri, Eugene G. Kholmovski, Dennis L....
IPMI
2005
Springer
14 years 5 months ago
Cortical Surface Alignment Using Geometry Driven Multispectral Optical Flow
Spatial normalization is frequently used to map data to a standard coordinate system by removing inter-subject morphological differences, thereby allowing for group analysis to be ...
Duygu Tosun, Jerry L. Prince
IPMI
2005
Springer
14 years 5 months ago
Automatic Prediction of Myocardial Contractility Improvement in Stress MRI Using Shape Morphometrics with Independent Component
Abstract. An important assessment in patients with ischemic heart disease is whether myocardial contractility may improve after treatment. The prediction of myocardial contractilit...
Avan Suinesiaputra, Alejandro F. Frangi, Hildo J. ...
IPMI
2005
Springer
14 years 5 months ago
Imaging Tumor Microenvironment with Ultrasound
Abstract. Recent advances in molecular biology are providing new opportunities for breast cancer imaging. Our approach uses ultrasound to image viscoelastic features of tumors. The...
Mallika Sridhar, Michael F. Insana
IPMI
2005
Springer
14 years 5 months ago
Diffeomorphic Nonlinear Transformations: A Local Parametric Approach for Image Registration
Many types of transformations are used to model deformations in medical image registration. While some focus on modeling local changes, some on continuity and invertibility, there ...
Ramkrishnan Narayanan, Jeffrey A. Fessler, Hyunjin...
IPMI
2005
Springer
14 years 5 months ago
Knowledge-Driven Automated Detection of Pleural Plaques and Thickening in High Resolution CT of the Lung
Consistent efforts are being made to build Computer-Aided Detection and Diagnosis systems for radiological images. Such systems depend on automated detection of various disease pat...
Mamatha Rudrapatna, Van Mai, Arcot Sowmya, Peter W...
IPMI
2005
Springer
14 years 5 months ago
Fundamental Limits in 3D Landmark Localization
This work analyses the accuracy of estimating the location of 3D landmarks and characteristic image structures. Based on nonlinear estimation theory we study the minimal stochastic...
Karl Rohr
IPMI
2005
Springer
14 years 5 months ago
PET Image Reconstruction: A Robust State Space Approach
Statistical iterative reconstruction algorithms have shown improved image quality over conventional nonstatistical methods in PET by using accurate system response models and measu...
Huafeng Liu, Yi Tian, Pengcheng Shi
IPMI
2005
Springer
14 years 5 months ago
Linearization of Mammograms Using Parameters Derived from Noise Characteristics
A method is proposed for converting digitized mammograms to a normalized representation, in which pixel values are linearly related to the logarithm of x-ray exposure. This method ...
Nico Karssemeijer, Peter R. Snoeren, Wei Zhang