Related by context. Frequent words. (Click for all words.) 66 AUVs 61 autonomous underwater 60 ROV 52 submersible 52 ROVs 51 unmanned underwater 49 UAV 49 underwater robot 48 oceanographic 48 Nereus 47 hyperspectral 47 remotely operated 47 workboat 47 submersibles 46 Global Hawk 46 Unmanned Aerial Vehicle 44 ScanEagle 44 sonars 44 remote sensing 44 unmanned aerial vehicle 44 unmanned 44 GOCE 44 autonomous robots 44 robotic submarines 44 dimensional seismic 43 synthetic aperture radar 43 Unmanned 43 P 8A 43 UAVs 43 robotic spacecraft 42 orbiting Mars 42 UAS 42 EMGS 42 PowerBuoy 42 FLIR 42 lidar 42 Coast Guard icebreaker 42 robot 41 Lidar 41 Mars Pathfinder 41 infrared telescope 41 MARSIS 41 reconnaissance 41 unmanned aircraft 41 semisubmersible 41 MH #R 40 Hovercraft 40 icebreaker 40 semi submersibles 40 unmanned aerial 40 robots 40 Seabed 40 Mars rover 40 workboats 40 SCUBA 40 remotely piloted aircraft 40 Vessel 40 hydrophones 40 CubeSat 40 jackup rig 40 Orbiter 40 Envisat 40 oceanographers 39 UGV 39 rover 39 Subsea 39 seabed 39 payloads 39 inertial navigation 39 FPSOs 39 geodetic 39 Huygens probe 39 subsea 39 Cassini Huygens 39 microsatellites 39 amphibious 39 ICESat 39 submarines 39 Mars Rover 39 submarine 39 ExoMars 39 CloudSat 39 Aegis Weapon System 38 semi submersible rig 38 TacSat 38 spacecraft 38 ESA Mars 38 airship 38 semi submersible 38 underwater 38 Lunar Reconnaissance Orbiter 38 vessels 38 QuikScat 38 Underwater 38 infrared camera 38 thermal emission spectrometer 38 Oceanographic 38 Expedition 38 Aegis destroyers 38 unpowered 38 Aegis radar