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
- A new method of denoising caused by dim luminance in usual scene is proposed.
提出了一种消除低照度、中慢速运动视频序列中噪声的方法。 - Reviewing the Connection Between Luminance and Illuminance in Road& Tunnel Lighting
重视道路和隧道照明中亮度与照度的关系 - 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。 - The luminance signal in color video.
彩色电视中的亮度信号。参阅YIQ，YUV。 - The theory of rare earth's luminance is discussed through measuring and comparing the cell's spectra and electric property.
同时，通过对器件光谱及电学特性的测量、比较和分析，探讨了有关稀土电致发光机理等问题。 - 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。 - 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。 - 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。 - 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。 - 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。