Title

Age-based Optimal Design for Ensuring Data Freshness in Edge Computing-enabled Monitoring Networks

DGIST Authors

Jinwoong Kim ; Jeongho Kwak ; Jemin Lee

Advisor

곽정호

Co-Advisor(s)

Jemin Lee

Issued Date

2024

Awarded Date

2024-08-01

Citation

Jinwoong Kim. (2024). Age-based Optimal Design for Ensuring Data Freshness in Edge Computing-enabled Monitoring Networks. doi: 10.22677/THESIS.200000802750

Type

Thesis

Description

Wireless monitoring networks, edge computing-enabled networks, internet-of-things, age of information, sensing coverage, AoI violation probability, task splitting

Table Of Contents

I. INTRODUCTION 1
1.1 Outline and Contributions 3
1.1.1 Chapter 2 3
1.1.2 Chapter 3 4
1.1.3 Chapter 4 4
II. Ensuring Data Freshness for Wireless Monitoring Networks 6
2.1 Contribution of This Chapter 6
2.2 System Model 7
2.2.1 Network Model 7
2.2.2 Error-tolerable Sensing (ETS) Coverage 9
2.3 Spectral Efficiency Analysis 11
2.3.1 Preliminaries 11
2.3.2 η-Coverage Probability 13
2.3.3 Average ETS Coverage 18
2.4 Average Energy Consumption Minimization 20
2.5 Numerical Results 26
2.5.1 Conclusion 31
III. Age-based Task Splitting for Edge Computing-enabled Networks 34
3.1 Contribution of This Chapter 34
3.2 Network Model 34
3.2.1 Latency Model 36
3.2.2 Successful Offloading Probability 37
3.3 Optimal Task Splitting Algorithm 38
3.3.1 Problem Formulation 38
3.3.2 Optimization of µ with Fixed ρ 39
3.3.3 Optimization of ρ with Fixed µ 40
3.3.4 Algorithm convergence and complexity 41
3.4 Numerical Results 42
3.5 Conclusion 44
IV. CONCLUSIONS 46
References 47

URI

http://hdl.handle.net/20.500.11750/57590
http://dgist.dcollection.net/common/orgView/200000802750

DOI

10.22677/THESIS.200000802750

Degree

Doctor

Department

Department of Electrical Engineering and Computer Science

Publisher

DGIST

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