volume averaging

vol·ume av·er·ag·ing

in computed tomography or magnetic resonance imaging, the effect of expressing the average density of a voxel as a pixel in the image; the greater the slice thickness, the more averaging is necessary, with loss in density resolution.
References in periodicals archive ?
Present sales volume averaging $5500 per week during the slower time of year.
Their topics include a general set of bioheat transfer equations based on the volume averaging theory, hydrodynamics in porous media with applications to tissue engineering, using porous media theory to determine the coil volume needed to arrest flow in brain aneurysms, modeling perspectives on skin electroporation, biotechnological and biomedical applications of magnetically stabilized fluidized beds, and in situ characterizations of porous media for applications in biofuel cells.