[3] [3] SHABAN A Z,ZHOU X,ABHAYAPALA T D. A novel TOA-based mobile localization technique under mixed LOS/NLOS conditions for cellular networks[J]. IEEE Transactions on Vehicular Technology, 2016,65(11):8841–8853.

[4] [4] YAN Q,CHEN J,OTTOY G. An accurate AOA localization method based on unreliable sensor detection[J]. IEEE Transactions on Vehicular Technology, 2018,35(10):841–853.

[5] [5] HUANG C H,LEE L H. Real-time RFID indoor positioning system based on Kalman-.lter drift removal and heron-bilateration location estimation[J]. IEEE Transactions on Instrumentation and Measurement, 2015,64(3):728-739.

[6] [6] TOMIC S,BEKO M,DINIS R. RSS-based localization in wireless sensor networks using convex relaxation:non-cooperative and cooperative schemes[J]. IEEE Transactions on Vehicular Technology, 2015,64(5):2037–2050.

[7] [7] GIORGETTI A,LUCCHI M,CHIANI M,et al. Throughput per pass for data aggregation from a wireless sensor network via a UAV[J]. IEEE Transactions on Aerospace and Electronic Systems, 2011,47(4):2610–2626.

[8] [8] KULKARNI R V,VENAYAGAMOORTHY G K. Bio-inspired algorithms for autonomous deployment and localization of sensor nodes[J]. IEEE Transactions on Systems,Man,and Cybernetics(Applications and Reviews), 2010,40(6):663–675.

[9] [9] YU T,WANG X,JIN J. Cloud-orchestrated physical topology discovery of large-scale iot systems using UAVs[J]. IEEE Transactions on Industrial Informatics, 2018,14(5):2261–2270.

[10] [10] YAN X,SONG A,YANG Z. An improved multihop-based localization algorithm for wireless sensor network using learning approach[J]. Computers & Electrical Engineering, 2015,48(8):247-257.

[11] [11] CHAGAS S H,MARTINS J B. An approach to localization scheme of wireless sensor networks based on arti.cial neural networks and genetic algorithms[C]// 10th IEEE International NEWCAS Conference. Montreal,Canada:IEEE, 2012: 137–140.

[12] [12] HUANG G B,ZHU Q Y,SIEW C K. Extreme learning machine:theory and applications[J]. Neuro Computing, 2016,70(1): 489-501.

[13] [13] XU Y,LUO X,WANG W. Ef.cient DV-hop localization for wireless cyber-physical social sensing system:a correntropy-based neural network learning scheme[J]. Sensors, 2017,17(12):135-142.

[14] [14] SO C I,PERMPOL S,RUJIRAKUL K. Soft computing-based localizations in wireless sensor networks[J]. Pervasive and Mobile Computing, 2016,29(8):17-37.