luminance
英 [ˈluːmɪnəns]
美 [ˈluːmɪnəns]
n. 亮度
COCA.32601
牛津词典
noun
- 亮度
the amount of light given out in a particular direction from a particular area
英英释义
noun
- the quality of being luminous
- its luminosity is measured relative to that of our sun
双语例句
- The present invention provides a display device which can improve the uniformity of the luminance and chromaticity.
要约提供一种能够提高显示板平面内的亮度及色度均匀性的显示装置。 - Study on the Methods to Improve the Uniformity of Luminance and Chrominance in the Automobile Backlight System
提高汽车背景光色度亮度一致性的方法研究 - Maintaining the correct size, shape, colour and luminance levels of a graphic is obviously very important.
比如，保持正确的尺寸，形状，颜色，流明度方面的问题就明显非常重要。 - The second luminance signal is subtracted from each of the color signals to produce second color difference signals.
从每个彩色信号中减去该第二亮度信号以生成第二色差信号。 - In television, the signal used for controlling the luminance values in the picture.
在电视中，用于控制画面亮度值的信号。 - A second luminance signal is formed from the color signals.
第二亮度信号从彩色信号中形成。 - Since color vector angles are only sensitive to hue and saturation but insensitive to luminance, edge information in a color image can be extracted based on them.
利用颜色向量角对亮度不敏感，对色度和饱和度敏感的特性提取彩色图像边缘。 - The luminance signal in color video.
彩色电视中的亮度信号。参阅YIQ，YUV。 - In video jargon, the brightness is called the luminance signal, while the color is the chrominance signal.
在电视的专门术语中，光亮叫做亮度信号，当颜色成为电视信号的时候。 - Through calculating on the luminance, chrominance and gradient density of the moving foreground region. a shadow judging function was constructed.
通过对前景运动区域像素的亮度、色度和梯度密度的计算，得到一个阴影判断函数。