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
- 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。 - In additional, the luminance step is applied to detect the penumbra.
另外，提出了亮度步长的方法来检测阴影中的半影。 - The System can reckon by time, count down and adjust LED luminance automatically.
系统具有正、例计时和自动调节LED显示亮度的功能。 - Gamma, Brightness, and Luminance Considerations for HD Displays
高清显示中的伽马校正、亮度和明视度探索 - The second luminance signal includes second weights different from the predetermined weights.
该第二亮度信号包含与预定加权不同的第二加权。 - 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。 - Objective To study the relation between myopia and luminance with chroma in paper and ink.
目的探讨书写用纸张、墨水的亮度、色度对近视发生的可能影响。 - Creates a result color with the luminance and hue of the base color and the saturation of the blend color.
用基色的亮度和色相以及混合色的饱和度创建结果色。 - 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。 - In television, a short duration variation in the luminance following a step change in the video signal.
电视技术中，电视信号在出现一个阶跃变化后引起亮度的短时间闪烁。