Sentence examples for background volume from inspiring English sources

It's like having the TV on in the background, volume turned down, while you're doing something, and every so often you look up at the screen to see what 400 the cat and other hallucinations are doing.

This background volume had to be at least 14 ml.

This will definitely help to identify bodies highly contrasting within the background volume.

When the phantom was prepared for scanning at the various contrast ratios, the background volume of the phantom was sampled using a pipette to extract 500 μL of the background volume and placed in vials.

The background volume featured an initial activity concentration of 2.3 kBq/ml resulting in a signal-to-background ratio (SBR) of 16.2 1 (SBR1).

The background volume of the NEMA IQ phantom and the four smallest spheres were filled with 18 F-FDG mixed with pure water using a 4 1 sphere-to-background activity concentration ratio, as specified by NEMA [3].

Alternatively, background volumes surrounding the focal lesions can be delineated manually for each patient.

The bottom graph shows the contrast ratios achieved for each of the target contrast preparation using the pipetted samples extracted from the spheres and from the background volumes.

The CNR can be calculated by where w VOI and w VOB are the weight factor of the VOI and VOB relative to the entire volume (i.e., VOI or VOB divided by the entire volume), μ VOI and μ VOB are the mean values of µ a in the object and background volumes in a 3D reconstructed image, and σ VOI and σ VOB are the standard deviations of the two regions.

For the 3-D reconstructions, as illustrated in Fig. 9, this quantitative accuracy is even further degraded due to smaller target-to-background volume ratio.

This algorithm is referred to as global background partial volume correction (GBPVC ).