Related by context. Frequent words. (Click for all words.) 67 Doppler 61 Doppler ultrasound 56 fluoroscopic 55 radar altimeter 53 near infrared spectroscopy 53 photometer 53 Doppler Radar 53 wavefront 52 electrocardiographic 52 EEGs 52 infrared imagery 52 SQUID 51 imager 51 intravascular ultrasound 51 SpO2 51 multispectral 51 Doppler radar 51 fishfinder 51 echocardiographic 51 Radiographic 50 fetal heartbeat 50 radiometer 50 Computed tomography 50 interferometric 50 electrocardiography 50 pulsations 50 collimator 50 barometric 49 ultrasonography 49 atmospheric turbulence 49 ultrasound imaging 49 optical coherence tomography OCT 49 infra red camera 49 optical coherence tomography 49 sagittal 49 windspeed 49 fluoroscopy 49 tomography 48 sensor detects 48 coronal 48 ultrasound 48 altimeters 48 frequency modulation 48 sonographer 48 amplitudes 48 electroencephalogram 48 tropospheric 48 photometry 48 Doppler radars 48 infra red 48 Tomography 48 electroencephalography 47 z axis 47 Transducer 47 synthetic aperture radar 47 palpation 47 sonography 47 nystagmus 47 quadrupole 47 ultrasonic waves 47 near infrared NIR 47 AWOS 47 imaging MRI 46 Ultrasound 46 colorimeter 46 transvaginal 46 Virtual colonoscopy 46 interferometry 46 airflows 46 beam splitter 46 1kHz 46 digital readout 46 laser rangefinder 46 auroral 46 dosimeter 46 resonant frequency 46 directivity 46 cath 46 syngo 46 interferometers 46 infrared beam 46 parallax 46 endoscopist 46 blood oxygen saturation 46 electrophysiological 46 ionospheric 46 measurements 45 skin conductance 45 sonographic 45 infrared 45 radial velocity 45 InSAR 45 ablations 45 linearization 45 supercells 45 pulsed 45 binaural 45 spectrographs 45 monocular 45 laser pulses 45 Positron Emission Tomography PET