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ISBI
2004
IEEE
14 years 4 months ago
Adaptive Finite Element Methods for Fluorescence Enhanced Frequency Domain Optical Tomography: Forward Imaging Problem
In this contribution we introduce adaptive finite element methods for forward modeling in fluorescence optical tomography. Adaptive local mesh refinement increases the accuracy of...
Amit Joshi, Eva M. Sevick-Muraca, Alan B. Thompson...
ISBI
2004
IEEE
14 years 4 months ago
Cortical Surface Parameterization by P-Harmonic Energy Minimization
Cortical surface parameterization has several applications in visualization and analysis of the brain surface. Here we propose a scheme for parameterizing the surface of the cereb...
Anand A. Joshi, Richard M. Leahy, Paul M. Thompson...
ISBI
2004
IEEE
14 years 4 months ago
Local Feature Matching Using Entropic Graphs
We present a general framework for image discrimination based on identifying small, localized differences between images. Our novel matching scheme is based on an alternate inform...
Huzefa Neemuchwala, Alfred O. Hero, Paul L. Carson...
ISBI
2004
IEEE
14 years 4 months ago
Automatic Quantification of Pupil Dilation Under Stress
Response of the autonomic nervous system can be assessed by quantifying the dilation of the pupil of a human placed in darkness. When the intensity of the surrounding light is low...
Julien Jomier, Erwann Rault, Stephen R. Aylward
ISBI
2004
IEEE
14 years 4 months ago
Enhancement of Microtubules In EM Tomography
The interpretation of the EM tomography of microtubules is challenging due to the low SNR and low contrast of the volume data. Therefore, image enhancement is crucial for the subs...
Ming Jiang 0004, Qiang Ji, Bruce F. McEwen
ISBI
2004
IEEE
14 years 4 months ago
Automated Interpretation of Subcellular Location Patterns
Fluorescence microscopy is widely used to analyze the distribution of proteins within cells. As currently practiced, the assignment of a protein to a particular organelle is done ...
Robert F. Murphy
ISBI
2004
IEEE
14 years 4 months ago
Search Space Partitioning Using Convex Hull and Concavity Features for Fast Medical Image Retrieval
A new approach is presented for partitioning an image database by classifying and indexing the convex hull shapes and the number of region concavities. The result is a significant...
Phillip Mlsna, Nikolay Sirakov
ISBI
2004
IEEE
14 years 4 months ago
Controling The False Positive Detection Rate In Fuzzy Clustering of fMRI Data
Despite its potential advantages for fMRI analysis, fuzzy C-means (FCM) clustering suffers from limitations such as the need for a priori knowledge of the number of clusters, and ...
Hesamoddin Jahanian, Hamid Soltanian-Zadeh, Gholam...
ISBI
2004
IEEE
14 years 4 months ago
Evaluation of a Similarity-Based Elastography Technique using Four Similarity Metrics
This study uses a similarity-based elastography method to reconstruct elastic modulus values in a simulation of cancerous tumors in the breast. Four similarity metrics were compar...
Michael I. Miga, Megan Rothney, Chad W. Washington