High performance computer simulated bronchoscopy with interactive navigation.

Abstract

by Ping-Fu Fung.Thesis (M.Phil.)--Chinese University of Hong Kong, 1998.Includes bibliographical references (leaves 98-102).Abstract also in Chinese.Abstract --- p.ivAcknowledgements --- p.viChapter 1 --- Introduction --- p.1Chapter 1.1 --- Medical Visualization System --- p.4Chapter 1.1.1 --- Data Acquisition --- p.4Chapter 1.1.2 --- Computer-aided Medical Visualization --- p.5Chapter 1.1.3 --- Existing Systems --- p.6Chapter 1.2 --- Research Goal --- p.8Chapter 1.2.1 --- System Architecture --- p.9Chapter 1.3 --- Organization of this Thesis --- p.10Chapter 2 --- Volume Visualization --- p.11Chapter 2.1 --- Sampling Grid and Volume Representation --- p.11Chapter 2.2 --- Priori Work in Volume Rendering --- p.13Chapter 2.2.1 --- Surface VS Direct --- p.14Chapter 2.2.2 --- Image-order VS Object-order --- p.18Chapter 2.2.3 --- Orthogonal VS Perspective --- p.22Chapter 2.2.4 --- Hardware Acceleration VS Software Acceleration --- p.23Chapter 2.3 --- Chapter Summary --- p.29Chapter 3 --- IsoRegion Leaping Technique for Perspective Volume Rendering --- p.30Chapter 3.1 --- Compositing Projection in Direct Volume Rendering --- p.31Chapter 3.2 --- IsoRegion Leaping Acceleration --- p.34Chapter 3.2.1 --- IsoRegion Definition --- p.35Chapter 3.2.2 --- IsoRegion Construction --- p.37Chapter 3.2.3 --- IsoRegion Step Table --- p.38Chapter 3.2.4 --- Ray Traversal Scheme --- p.41Chapter 3.3 --- Experiment Result --- p.43Chapter 3.4 --- Improvement --- p.47Chapter 3.5 --- Chapter Summary --- p.48Chapter 4 --- Parallel Volume Rendering by Distributed Processing --- p.50Chapter 4.1 --- Multi-platform Loosely-coupled Parallel Environment Shell --- p.51Chapter 4.2 --- Distributed Rendering Pipeline (DRP) --- p.55Chapter 4.2.1 --- Network Architecture of a Loosely-Coupled System --- p.55Chapter 4.2.2 --- Data and Task Partitioning --- p.58Chapter 4.2.3 --- Communication Pattern and Analysis --- p.59Chapter 4.3 --- Load Balancing --- p.69Chapter 4.4 --- Heterogeneous Rendering --- p.72Chapter 4.5 --- Chapter Summary --- p.73Chapter 5 --- User Interface --- p.74Chapter 5.1 --- System Design --- p.75Chapter 5.2 --- 3D Pen Input Device --- p.76Chapter 5.3 --- Visualization Environment Integration --- p.77Chapter 5.4 --- User Interaction: Interactive Navigation --- p.78Chapter 5.4.1 --- Camera Model --- p.79Chapter 5.4.2 --- Zooming --- p.81Chapter 5.4.3 --- Image View --- p.82Chapter 5.4.4 --- User Control --- p.83Chapter 5.5 --- Chapter Summary --- p.87Chapter 6 --- Conclusion --- p.88Chapter 6.1 --- Final Summary --- p.88Chapter 6.2 --- Deficiency and Improvement --- p.89Chapter 6.3 --- Future Research Aspect --- p.91Appendix --- p.93Chapter A --- Common Error in Pre-multiplying Color and Opacity --- p.94Chapter B --- Binary Factorization of the Sample Composition Equation --- p.9