Issues in a very large scale distributed virtual environment.

So, King-yan Oldfield.Thesis (M.Phil.)--Chinese University of Hong Kong, 1999.Includes bibliographical references (leaves 68-70).Abstracts in English and Chinese.Abstract --- p.iAcknowledgments --- p.iiChapter 1 --- Introduction --- p.1Chapter 1.1 --- Evolution of Communication Technologies --- p.1Chapter 1.2 --- The Internet --- p.2Chapter 1.3 --- The Distributed Virtual Environments --- p.2Chapter 1.3.1 --- Features of DVE --- p.3Chapter 1.3.2 --- Current and Potential Applications --- p.4Chapter 1.3.3 --- The Challenges --- p.5Chapter 1.4 --- Our Contributions --- p.6Chapter 2 --- System Architecture --- p.7Chapter 2.1 --- The SSDVE and MSDVE Architectures --- p.7Chapter 2.2 --- Issues in the MSDVE Architecture --- p.8Chapter 2.2.1 --- On the Server Side --- p.8Chapter 2.2.2 --- On the Client Side --- p.8Chapter 3 --- Balancing Work Load and Reducing Inter-server Communication --- p.10Chapter 3.1 --- Problem Formulation --- p.10Chapter 3.1.1 --- The Area of Interest --- p.11Chapter 3.1.2 --- The DVE Cells --- p.11Chapter 3.1.3 --- Expected Number of Avatars --- p.12Chapter 3.1.4 --- Cost Metrics in Different Types of Network --- p.13Chapter 3.1.5 --- Problem Definition --- p.14Chapter 3.1.6 --- Complexity --- p.18Chapter 3.2 --- Partitioning Algorithms --- p.19Chapter 3.2.1 --- A Simplified Case --- p.19Chapter 3.2.2 --- The General Case --- p.19Chapter 3.3 --- Experiments --- p.22Chapter 4 --- Communication Sub-graph --- p.31Chapter 4.1 --- Problem Formulation --- p.31Chapter 4.1.1 --- Optimization Metrics --- p.32Chapter 4.1.2 --- Design Considerations --- p.32Chapter 4.2 --- Communication Sub-graph Construction Algorithms --- p.34Chapter 4.2.1 --- The Minimum Diameter Sub-graph (MDS) --- p.34Chapter 4.2.2 --- The Core-based Tree (CBT) --- p.37Chapter 4.2.3 --- The Minimum Spanning Tree (MST) --- p.40Chapter 5 --- Synchronization --- p.42Chapter 5.1 --- Synchronization in a DVE System --- p.43Chapter 5.2 --- System Model --- p.46Chapter 5.2.1 --- Problem Definition --- p.47Chapter 5.2.2 --- The Markov Chain Model --- p.47Chapter 5.2.3 --- Deciding the Threshold Φ --- p.49Chapter 5.3 --- Optimal Synchronizing Interval --- p.50Chapter 5.3.1 --- "An ""on-average"" Guarantee" --- p.50Chapter 5.3.2 --- A Stochastic Guarantee --- p.52Chapter 5.3.3 --- Finding p with T and Φ --- p.52Chapter 5.3.4 --- Searching for r*p --- p.54Chapter 5.4 --- Experiments --- p.55Chapter 5.4.1 --- Simulation Results --- p.55Chapter 5.4.2 --- Theoretical Results --- p.58Chapter 6 --- Related Work --- p.63Chapter 6.1 --- Load Balancing on DVE --- p.63Chapter 6.2 --- Object State Synchronization Techniques --- p.63Chapter 6.3 --- Group Communication and Multicasting --- p.64Chapter 6.4 --- DVE System Development Toolkits --- p.64Chapter 6.5 --- Example DVE Systems --- p.65Chapter 7 --- Conclusion --- p.66Chapter 7.1 --- A Vision to the Future --- p.66Chapter 7.2 --- Conclusion --- p.66Bibliography --- p.6