Sentence examples for human visual filter from inspiring English sources

The human visual filter cuts off redundant component for visual sensation.

Figure 1 shows the difference in quality by the direction of modification, where the human visual filter used here is mathematical 2-dimensional human visual MTF model described in Section 3.2.2.

That is, the amount of filtering is adjusted to the perceptual distortion by integrating a human visual system model into filtering based on luminance, activity and temporal masking.

Furthermore, since ringing and blocking artefacts are visually annoying, relevant characteristics of the human visual system are considered in the used bilateral filtering model.

The filter of 2-dimensional human visual MTF model cuts aoff imperceptible components from images.

Therefore the images filtered by 2-dimensional human visual MTF model were appropriate for lower limit images in view of the direction of modification by embedding.

We utilize this feature by employing the images filtered by mathematical 2-dimensional human visual MTF model as one of the types of lower limit images.

Most of them use models of the human visual system to express the image perception as a specific pass-band filter (to be more precise, a pass-band filter for the achromatic vision and a low pass-filter for the chromatic one) [5].

Frequency and orientation of the filters can simulate those of the human visual system, and they have the characteristics of being particularly appropriate for texture representation and discrimination.

In [14, 15], some characteristics in human visual system are utilized to detect blocking artifacts; the appropriate filter is used to remove these artifacts.

Experiments have shown that Haar filters have good ability to simulate the human visual system (HVS) and the proposed metric is successful in measuring compressed image artifacts.