Cooperative intelligent transport systems (C-ITS), Unsupervised machine learning-based clustering, 5G Sidelink HARQ, VANET network topology
Table Of Contents
Ⅰ. INTRODUCTION 1 Ⅱ. RELATED WORK 6 Ⅲ. NETWORK MODEL AND ASSUMPTIONS 9 3.1 Assumptions of road, vehicles and gNB environments for one-hop cluster based V2X network 9 3.2 Channel and interference model 10 3.3 Vehicular mobility scenario 12 Ⅳ. SIDELINK RADIO LINK FAILURE (RLF) CAUSED BY VEHICULAR MOBILITY IN 5G-V2X 13 4.1 Sidelink radio link failure (RLF) caused by vehicular mobility in 5G-V2X 13 4.2 Sidelink RLF probability 14 4.3 Sidelink RLF ratio caused by vehicular mobility at the intersection 15 Ⅴ. PROPOSED CLUSTERING ALGORITHM 19 5.1 Distance related dissimilarity metric function 19 5.2 Descriptions of proposed K-medoids clustering algorithm 20 5.3 The Number of Clusters 22 Ⅵ. PERFORMANCE EVALUATION 23 6.1 Simulation Environments 23 6.2 Performance Analysis of Proposed Clustering Algorithm 25 6.3 V2V link network performance evaluation 27 Ⅶ. CONCLUSION 30 REFERENCES 31 SUMMARY (KOREAN) 36