actual luminanceの例文

例文

1. The best'meaningful'measurement you can get is accurate to maybe 20 degrees ( and even that would require a lot of heavy-duty number-crunching on the actual luminance of the pixels ).
2. Halos in images come about because the local tone mapping operator will brighten areas around dark objects, to maintain the local contrast in the original image, which fools the human visual system into perceiving the dark objects as being dark, even if their actual luminance is the same as that of areas of the image perceived as being bright.