State estimation and control for low-cost unmanned aerial vehicles 并列题名：State estimation and control for low-cost unmanned aerial vehicles Propulsion and power systems for unmanned aerial vehicles State estimation and identification of advanced electric vehicles 并列题名：Propulsion and power systems for unmanned aerial vehicles Motion coordination for VTOL unmanned aerial vehicles 并列题名：Motion coordination for VTOL unmanned aerial vehicles practical methods for small unmanned aerial vehicles Navigation control technology for unmanned surface vehicle Cooperative path planning and formation control of multiple unmanned aerial vehicles