Editors' Biography xvi
List of Contributors xix
Preface xxiv
Acknowledgments xxv
Introduction xxvi
1 Metaverse: An Introduction
Lik-Hang Lee, Dimitris Chatzopoulos, Pengyuan Zhou, and Tristan Braud
1.1 Introduction 1
1.2 The Metaverse: Fantasy, Text, 3DWorlds 3
1.3 The Rise of Edge Computing 4
1.4 Universality, Interoperability, and Openness 6
1.5 Steps Toward Mobile User InteractionWithin the Metaverse 9
1.6 Bringing Users' Profiles and Assets on the Metaverse 10
1.7 Conclusions and Future Research Directions 12
2 Potential Applications and Benefits of Metaverse 17
Mshari Aljumaie, Hieu Chi Nguyen, Nam H. Chu, Cong T. Nguyen, Diep N. Nguyen, Dinh Thai Hoang, and Eryk Dutkiewicz
2.1 Metaverse Applications for Entertainment 17
2.2 Virtual Office in Metaverse 22
2.3 Education 27
2.4 Metaverse for Healthcare Services 31
2.5 Metaverse for Autonomous Vehicles 32
2.6 Metaverse for Virtual Travelling 33
2.7 Conclusions and Future Research Directions 34
3 Metaverse Prototype: A Case Study 39
Haihan Duan and Wei Cai
3.1 Overview 39
3.2 Newbie at CUHKSZ 42
3.3 CUHKSZ Metaverse 47
3.4 Conclusions and Future Research Directions 59
4 Wireless Technologies for the Metaverse 63
Hongliang Zhang, Shiwen Mao, and Zhu Han
4.1 Introduction 63
4.2 XR over NR: Standardization in 3GPP 64
4.3 Case Study: Location-Dependent AR Services in theWireless Edge-Enabled Metaverse 67
4.4 Conclusions and Future Research Directions 81
5 AI and Computer Vision Technologies for Metaverse 85
Thien-Huynh The, Quoc-Viet Pham, Xuan-Qui Pham, Tan Do-Duy, and Thippa Reddy Gadekallu
5.1 Introduction 85
5.2 AI for the Metaverse 87
5.3 Computer Vision for the Metaverse 101
5.4 Conclusions and Future Research Directions 115
6 Virtual/Augmented/Mixed Reality Technologies for Enabling Metaverse 125
Howe Yuan Zhu and Chin-Teng Lin
6.1 Introduction 125
6.2 Virtual Reality 129
6.3 Augmented Reality 135
6.4 Mixed Reality 139
6.5 Conclusions and Future Research Directions 143
7 Blockchain for the Metaverse: State-of-the-Art and Applications 157
Pawan Kumar Hegde, Rajeswari Chengoden, Nancy Victor, Thien Huynh The, Sweta Bhattacharya, Praveen Kumar Reddy Maddikunta, Thippa Reddy Gadekallu, and Quoc-Viet Pham
7.1 Introduction 157
7.2 Background 161
7.3 Use Cases of Blockchain for the Metaverse 167
7.4 Projects 174
7.5 Conclusions and Future Research Directions 176
8 Edge Computing Technologies for Metaverse 183
Minrui Xu and Dusit Niyato
8.1 An Overview of Edge-enabled Metaverse 184
8.2 Opportunities and Challenges in the Edge-enabled Metaverse 191
8.3 Edge-Enabled Metaverse: Release the Ubiquitous Computing and Intelligence at the Edge 194
8.4 Conclusions and Future Research Directions 199
9 Security Issues in Metaverse 205
Yuntao Wang, Zhou Su, Ning Zhang, Dongxiao Liu, Rui Xing, Tom H. Luan, and Xuemin Shen
9.1 Overview of Security and Privacy Threats in Metaverse 205
9.2 Threats and Countermeasures to Authentication and Access Control in Metaverse 207
9.3 Threats and Countermeasures to Data Management inMetaverse 212
9.4 Privacy Threats and Countermeasures in Metaverse 216
9.5 Network-Related Threats and Countermeasures in Metaverse 222
9.6 Economy-Related Threats and Countermeasures in Metaverse 225
9.7 Threats to PhysicalWorld and Human Society and Countermeasures in Metaverse 228
9.8 Governance-Related Threats and Countermeasures in Metaverse 230
9.9 Conclusions and Future Rese