window width


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win·dow width

the range of CT numbers (in Hounsfield units) included in the gray scale video display of the CT image, ranging from 1 to 2000 or 3000, depending on the type of machine. Also, the range of electromagnetic energies passed by an electronic screening module of an imaging device, as by a scintillation camera.
See also: window level.

window width

Abbreviation: WW
In digital imaging, the number of shades of gray in an image.
See also: window
References in periodicals archive ?
Kernel Kernel function, K(k) Epanechnikov [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] Triangular [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] Gaussian [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] Rectangular [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] Kernel Efficiency Optimal (%) window width Epanechnikov 100 2.
The S-transform performs multiresolution analysis on a time varying signal as its window width varies inversely with frequency.
For the following analyzes, the pyramid level L is kept equal to two and the window width W is chosen to be equal to three grain's mean diameter [d.
For a large window, dress up with swanky drapes and make sure your curtain width measurement is one to two times window width to ensure your drapes look full and busty.
The appropriate window width and level settings are important for identifying small emboli, webs, or flaps.