Sentence examples for visible artefact from inspiring English sources

Halo artefacts, presenting in the scatter-corrected images as apparently hypointense regions around the kidneys and the bladder (i.e., the organs with a very high tracer accumulation), were classified with respect to location and quantity: 0: no visible artefact; 1: halo around either kidneys or bladder; 2: halos around kidneys and bladder.

Figure 4b shows the same frame using the JM rate control with some visible artefacts appearing around the lip area.

Zero-valued coefficients are also excluded, since they occur in featureless areas of the image where changes are most likely to create visible artefacts.

Let then Porig and Pmin be respectively the authentic patch containing keypoints and its most similar keypoint-free patch stored in a large database (i.e., the patch whose histogram is at minimum distance); to avoid visible artefacts along the borders, we do not reinsert Pmin directly into the original image.

Visible artefacts were excluded from the measurements.

Any trials that still contained visible artefacts following artefact correction were removed.

This choice is reasonable because it is a simple and fast method for computation, and visible image artefacts have no subject with our system.

In 8% of the cases (n = 5), the saccule on the side of the clinical symptoms was poorly defined (Fig. 6), while the contralateral saccule was clearly visible, without any artefact interfering with its interpretation.

This was defined as good: clearly visible, minimal movement artefacts, adequate: Slight blurring and/or movement artefacts, or poor: major defects significantly affecting visibility.

As visible, some blocking artefacts are introduced, but they are progressively masked at lower bit rate.

Attenuation correction itself can be regarded as a kind of (non-linear) upscaling and can reduce the color banding artefacts visible in the non-attenuation corrected images.