Proceedings of the International School of Physics "Enrico Fermi.", Volume 76N. Zanichelli, 1981 - Nuclear physics |
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Page 429
... limited by the ultrasonic transit time to and from the target of interest and by the reverberation decay time . It is well known in information theory that , if a signal wave form has frequencies in its spectrum extending from zero to ...
... limited by the ultrasonic transit time to and from the target of interest and by the reverberation decay time . It is well known in information theory that , if a signal wave form has frequencies in its spectrum extending from zero to ...
Page 495
... limited to one brief pulse or in- fusion ( in some cases a few ) , whilst measurements are usually a limited number of noisy discrete time samples from biological fluids ( typically blood ) . The paucity of available data strongly ...
... limited to one brief pulse or in- fusion ( in some cases a few ) , whilst measurements are usually a limited number of noisy discrete time samples from biological fluids ( typically blood ) . The paucity of available data strongly ...
Page 504
... limited . Problems of measurement also arise ; in clinical studies , in particular , the number of accessible ports for measurement , or output ports , is severely restricted . Furthermore , where output measurement is made by removal ...
... limited . Problems of measurement also arise ; in clinical studies , in particular , the number of accessible ports for measurement , or output ports , is severely restricted . Furthermore , where output measurement is made by removal ...
Contents
A R D THORNTON | 1 |
Physicists and clinicians | 5 |
The Fourier transform properties of an image | 12 |
Copyright | |
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alveolar amplitude analysis aorta aortic approximately arterial pressure arterial system attenuation value basilar membrane beam blood flow blood pressure C₁ capillary cardiac output circulation clinical cm³ CO₂ cochlea cochlear compartment compliance components computed tomography concentration constant counting rate cross-section cuff decrease detector diameter diastolic distribution effect elastin electrode energy equation filter fluid Fourier transform frame frequency function haemoglobin hair cells halothane heart rate impulse response increase left heart linear linear-attenuation coefficient lung manometer measured medical physics membrane method mmHg muscle normal obtained oxygen P₁ P₂ pacemaker patient peripheral resistance photons physicist physiological pulmonary pulsatile pulse ratio region Rendiconti S.I.F. sample scan scanner segment shown in fig shows signal stroke volume systolic techniques tissues transducer transmural pressure tube ultrasonic V₁ velocity venous system ventilation ventricle ventricular vessel viscoelastic volume wall wave form Windkessel X-ray zero