Sentence examples for based on the luminance from inspiring English sources

Our technique computes HDR video zones which are constant throughout a sequence, based on the luminance of each pixel.

First, based on the luminance contrast and contour characteristics of infrared images, two effective saliency maps, i.e., the luminance contrast saliency map and contour saliency map are constructed, respectively.

The proposed method is based on the luminance variation along the middle CLNF landmarks of lips.

It is noticed that, except the FSIMc, SFF, and IDSSIMc, all the other IQA indices are based on the luminance component of the image.

are the average values of the corresponding L1 norms and L is the length of the video sequence, the NR metric VQM NR ( Y ) based on the luminance component can be computed as follows: VQM NR ( Y ) = α ξ T Q ( Y ) ξ 1 / 2 + β. (21).

Based on the luminance map (Fig. 1B), each local image patch was labeled with its local contrast value.

JND refers to the visual threshold based on the background luminance.

A number of NR blur indices have been developed, the majority of which are based on the analyzing luminance edges.

In [18], Safranek showed that the visibility threshold needs to be changed based on the background luminance.

These differences were computed according to the visibility threshold, which was based on the background luminance levels.

This operation aims to reverse the log compression applied by all ultrasound machines and is based on the pixel luminance.