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Lawrence W Jones
NUCLEAR MEDICINE IMAGING WITH PRESSURIZED MULTIWIRE
CODED APERTURE GAMMARAY IMAGING WITH STOCHASTIC
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acoustic algorithm aperture applications axis beam brightness camera clinical contrast curve density detection detector device diagnostic diameter disc display distribution dose effect electron energy enhancement equipment evaluation exposure factor field film filter fluoroscopic focal spot Fourier transform hospital image intensifier imaging system input screen intensity iodine lens light linear Mach Band measurements ment method modulation transfer function noise Nuclear Medicine object obtained operation optical output patient peak performance phantom photocathode photons Picturephone plane present problem projections pulse radiation radiographs radiologist Radiology ratio reconstruction recording reduce resolution scan scanner shown in Figure signal spatial frequencies spectra spectrum storage tube target technique television test pattern thickness tion tissue tomography transducer transfer function transmission transmitted ultrasonic ultrasound vidicon viewing visual x-ray image x-ray image intensifier x-ray tube zone plate