资源环境物联网与移动网络团队研究进展

近期，实验室资源环境物联网与移动网络团队在云无线接入网的资源调度以及性能分析研究上，对云无线接入网中的可再生能源如何按需分配形成高效的协同通信进行了研究；并利用网络积分技术，分析并验证了多用户场景下，拆分远端射频端子和基带处理单元后的云无线接入网中基带处理单元的处理能力以及可达的性能。未来网络方面，针对软件定义网络与网络功能虚拟化展开了研究。对于软件定义网络在下一代无线网络中的应用，探讨了如何利用软件定义网络动态实时进行无线网络修复；对于网络功能虚拟化，研究了如何动态的部署、启停虚拟网络功能，以提升所有网络流的公平性。在云雾混合计算研究上，研究了大规模城区环境下，移动车辆的轨迹数据收集问题；提出了基于稀疏和不确定的社交媒体数据挖掘的分析框架；基于移动节点间的相遇关系，研究了移动聚集中的时间最小化任务分配问题。

主要成果：

(1)Deze Zeng, Jie Zhang, Song Guo, Lin Gu, Kun Wang: Take Renewable Energy into CRAN toward Green Wireless Access Networks. IEEE Network, 2017, 31(4): 62-68 (T2)

(2) Muzhou Xiong, Haixin Liu, Deze Zeng: A Network Calculus Analysis for the Baseband Processing Capacity in Cloud Radio Access Network. ICCCS (1) 2017: 239-250

(3) Kun Wang, Yihui Wang, Deze Zeng, Song Guo: An SDN-Based Architecture for Next-Generation Wireless Networks. IEEE Wireless Commun. 2017, 24(1): 25-31 (T2)

(4) Sheng Tao, Lin Gu, Deze Zeng, Hai Jin, Kan Hu: Fairness-aware dynamic rate control and flow scheduling for network function virtualization. IWQoS 2017: 1-6

(5)  H. Yao, M. Xiong, D. Zeng, J. Gong, Mining multiple spatial–temporal paths from social media data, Future Generation Computer Systems (2017), http://dx.doi.org/10.1016/j.future.2017.08.003（SCI，CCF B类, T2）

(6) Hong Yao, Muzhou Xiong, Chao Liu, and Qingzhong Liang. "Encounter probability aware task assignment in mobile crowdsensing." Mobile Networks and Applications （MONET）, (2017) 22:275–286. doi:10.1007/s11036-016-0794-5（SCI，CCF C类）

(7) Hong Yao, Changmin Bai, Muzhou Xiong, Deze Zeng, Zhangjie Fu.. "Heterogeneous cloudlet deployment and user-cloudlet association toward cost effective fog computing. " Concurrency and Computation-Practice & Experience (CCPE) , (2017)29:1-9. doi: 10.1002/cpe.3975（SCI，CCF C类）

(8) H. Yao, H. Zhang, J. Wu, H. Zheng, C. Zhang, and D. Zeng, "Data or Index: A Trade-Off in Mobile Delay Tolerant Networks." International Journal of Computational Science & Engineering, 2017, 14(4):330-340.（EI, T4）

(9) Yuanyuan Fan, Qingzhong Liang, An improved method for detection of the pedestrian flow based on RFID. Multimedia Tools and Applications [J], 2017, 10.1007/s11042-017-5303-8（SCI, T3）

(10) Lijun Dong, Hong Yao, Rajiv Ranjan, Feng Zhang, Mengqi Pan. Fast lightweight reconfiguration of virtual constellation for obtaining of earth observation big data. Cluster Computing, Vol. 20(3), pp. 2299 ~ 2310, September 2017 (SCI; DOI: 10.1007/s10586-017-0905-5)