Advances in wireless communications and applications : smart communications : interactive methods and intelligent algorithms Proceedings of 3rd ICWCA 2019 This book features selected papers presented at the 3rd International Conference on Wireless Communications and Applications (ICWCA 2019) held at Hainan University China. Focusing on applications of the latest smart theories and approaches and recent advances in the field it covers topics such as OFDM and multi carrier techniques; smart antenna and space time signal processing; MIMO multi user MIMO and massive MIMO; modulation coding and diversity techniques; dynamic spectrum access and cognitive radio; interference management and radio resource allocation; equalization techniques; synchronization estimation and detection techniques; and wireless multiple access (e.g. CDMA OFDMA NOMA ). . Chapter 1. A Novel Low Complexity Orthogonalization Method Chapter 2. Research on Radio Base Station Distribution Technology in Transrapid System Communication Chapter 3. A Novel Node Scheduling Algorithm for Solar Powered Wireless Sensor Networks Chapter 4. A USRP Based Testbed of Multi Agent Reinforcement Learning for Dynamic Spectrum Anti Jamming Chapter 5. Improved DOA Matrix Method for Two Parallel Uniform Linear Array Chapter 6. UKF Applied in Target Tracking Based on Single Observation Station Chapter 7. Research on handover Strategy Based on Greedy Algorithm in Vehicle Edge Computing Chapter 8. Safety Analysis Method Considering Cascading Trips Based on Particle Swarm Optimization Chapter 9. A Method for Restraining Cascading Trip Based on Node Power Chapter 10. Improved Window Decoding of Spatially Coupled LDPC Codes.