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
- 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。 - However, due to the action of an auto-iris, this is not indicative of actual average picture luminance.
但是，由于自动行动的光圈，这不是实际的平均状况亮度指示。 - 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。 - 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。 - 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 - 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。 - The luminance and luminous efficiency tested in experimental panel show the same variations with the simulation results.
老炼平台的实验测试结果也表明了同样的趋势。 - A new automatic exposure algorithm using luminance histogram of an image is proposed.
提出一种基于亮度直方图的自动曝光控制算法。 - 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。 - Adjustable luminance systematic very heavy power bring out a problem of heat dissipation.
调光系统的功率往往都是很大的，这就产生了一个散热问题。