characteristic curve

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[ker′əktəris′tik]

a graphic relationship between the optic density (blackness) of an x-ray film and the exposure. Also called D log E curve, Hurter and Driffield curve, sensitometric curve.

characteristic

1. character.

2. typical of an individual or other entity. See also character.

characteristic curve

the photographic characteristics of an emulsion on an x-ray film based on plotting the density of the image obtained against the logarithm of the exposure under specified conditions of development.

characteristic radiation

nearly homogeneous radiation produced in the target of the x-ray tube when orbital electrons are knocked out and replaced by electrons from outer shells.

characteristic x-rays

see characteristic radiation (above).

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characteristic characteristic radiation D log E curve fever gamma gamma benzene hexachloride gamma globulin Hurter and Driffield curve receiver operating characteristic curve ROC curve sensitometric curve			The area under the receiver operating characteristic curve was used to test the accuracy of continuously coded and categorized predictors. Prediction of delayed graft function after renal transplantation by Jeldres, Claudio; Cardinal, Heloise; Duclos, Alain; Shariat, Shahrokh F.; Suardi, Nazareno; Capitani / Canadian Urological Association Journal (CUAJ) Matching accuracy is defined as a combination of two quantities: the area under the receiver operating characteristic curve and contrast between the matched region and its background. Mammographic CAD: correlation of regions in ipsilateral views--a ... by Padayachee, Jayanethie; Alport, Michael J.; Rae, William I.D. / South African Journal of Radiology With the script's characteristic curves, sweeping strokes and color choices for tashkeel (the vowel accents decorating Arabic script), viewers get a bold piece of calligraphy. Pop calligraphy by Daily News Egypt (Egypt)			channel-structural level Channeling Channelopathy channels Channos channos Chantix Chaos chaotic chaotic atrial tachycardia chaparral Chapel Hill Consensus Conference Chaperone Chaperonin chaplain Chapman lymphatic reflexes chapped chapping Chapulines char characin character character analysis character disorder character printer characteristic characteristic curve characteristic radiation characteristics characteristics, acquired characteristics, sex characterization charadriiform charbon Charbray Charchesium polysinum charcoal Charcoal, Activated Charcot Charcot Marie Tooth Disease Charcot triad Charcot's disease Charcot's fever Charcot's foot Charcot's joint Charcot's Joints Charcot's syndrome Charcot's triad Charcot-Bottcher crystals Charcot-Bouchard aneurysm Charcot-Leyden crystal Charcot-Leyden crystals			characterisations characterisations characterise characterise characterised characterised characterises characterises characterisic function characterising characterising Characterism characteristic characteristic characteristic characteristic characteristic Characteristic (algebra) Characteristic (mathematics) Characteristic (mathematics) Characteristic (mathematics) Characteristic (mathematics) characteristic acoustic impedance characteristic actuation probability characteristic actuation width Characteristic Basis Functions Method Characteristic Basis Method of Moments characteristic behavior characteristic chamber length characteristic cone characteristic curve characteristic curves characteristic curves characteristic curves characteristic detection probability characteristic detection width characteristic difference characteristic directions characteristic distortion Characteristic Distortion Compensation Characteristic equation characteristic exhaust velocity Characteristic exponents characteristic feature characteristic form Characteristic frequency Characteristic frequency Characteristic function Characteristic function Characteristic function Characteristic function of a set characteristic functions characteristic functions Characteristic Group Frequencies Characteristic impedance Characteristic impedance Characteristic Impedance of Electrical Transmission Lines Characteristic Isochromat Spectroscopy characteristic length Characteristic line Characteristic Line Spectrum

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