Semi-Automated Tracing and Visualization of Medical Images Using MATLAB

2/24/98


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Table of Contents

Semi-Automated Tracing and Visualization of Medical Images Using MATLAB

PPT Slide

Problem

Example Problems

Semi-Automated Approach

Semi-Automated Approach

Neural Nets as Models of Human Decision Making

Which pixel comes next?

Possible Extensions and Corresponding Neighborhoods

Redefined Edge

Which pixel comes next?

Biologically-Inspired Representations

Output Representation for Modeling Decision

Control Overfitting with Early Stopping

Generating the 3D Surface

MATLAB GUI: Overview

Boundary Tracing Figure

Buttons on Tracing Figure

Neural Net Figure

Training the Network

Results of Training

Using the Trained Network

Using the Network

Using the Network: Zoomed In

Volume Visualization Figure

Implementation Details: Mouse Events While Tracing

Implementation Details: Neural Network

Implementation Details: Surface Generation

Calling polyr from MATLAB

Displaying Results of Polyr

Masking Part of Volume

Next Steps

Author: Computer Science Department

Email: anderson@cs.colostate.edu

Home Page: http://www.cs.colostate.edu/~anderson