在目标光和背景光的照射下，呈现出一组同心圆环，其亮度与目标和背景的亮度成正比。
The ring sight presents a set of concentric rings when it is illuminated by the target and the background. Brightness of the rings is in proportion to that of the target and the background.
最好的信号不仅取决于它的亮度，还取决于它与背景的对比度。
The best signal depends not only on its brightness but also on how well it contrasts with the background against which it must be seen.
深色可以给火焰增加亮度，而且要确保你的注意力在火焰本身上，保持背景的简单是很重要的。
A dark color adds intensity to the fire and keeping the background simple to begin with is important to ensure that you concentrate on the fire itself.
利用整个方阵的LED背景灯光的屏幕效果要好很多，出了提供更多的统一亮度，他们同样能满足当屏幕需要变暗时所需要达到的效果。
Screens that use a full-array of LED backlights are much better. Apart from giving more uniform brightness, they allow the screen to be dimmed selectively in places where a scene needs to be dark.
拍摄对象的亮度应该与背景相同，或比背景更亮，否则图片的亮度会失衡。
The subject should be equal to or brighter than the background, otherwise the image will not be balanced. (Ignacio Palacios/LPI)
我们将该图层加入背景中，使得背景与我们的场景更加匹配。同时我们也需要调整颜色和亮度。
We are applying the layers to make the background fit our scene elements. We are also correcting the color and brightness.
对于海面图像，分别采用感兴趣舰船目标区域的方差值、目标和背景亮度对比度这两个特征对目标进行融合识别。
As to sea image, the variance feature of region of interest and the luminance contrast feature between target and background are used to fusion recognition.
新媒体转换的图像和视频和在GPU上运行的效果：调整色彩和亮度，改变背景、锐化、裁剪、旋转、添加滤镜失真，等等。
New media effects for transforming images and videos and run on the GPU: adjust color levels and brightness, change backgrounds, sharpen, crop, rotate, add lens distortion, and others.
目的评估3种背景环境下的中间视觉对比度阈值，并探讨暗适应时间、背景亮度和眩光对人眼对比度阈值的影响。
Object: to evaluate mesopic contrast threshold under 3 kinds of background and to explore the effect of adaptation time, adaptation luminance and glare on contrast threshold of humans eye.
论述像管亮度增益与背景测试仪的原理，介绍仪器的组成以及测试数据的处理方法。
The principle for testing the image tube luminance and background is discussed. The constitution of the instrument and processing methods of test data are introduced.
算法首先对提取出来的前景区域进行亮度测试，去除前景区域中像素亮度值高于对应背景区域的区域。
First, after the foreground is retrieved, the luminance test is used to reduce part the object region that has higher pixel's intensity in the foreground than the corresponding background.
该方法针对图像中不同亮度区域进行亮度补偿，使得整个图像亮度背景趋于一致后，再进行通常的阈值分割。
The method compensates every area of different luminance proportion in order to make the luminance of part area near to that of the whole area, then segment image using ordinary methods.
相邻帧配准差分去除恒星方法，在处理16位灰度图像时，由于高亮度恒星的插值误差大于目标灰度与背景之差，导致差分不能有效去除恒星干扰。
Registration and difference can't exclude stars when processing the 16-bit gray images because interpolation error of high light star is larger than the difference of target and background.
他关心的是，该研究的发起人依靠计算机软件，所创造的红色和蓝色背景带有一致的亮度和色彩纯度。
He's concerned that the authors trusted computer software to generate red and blue backgrounds with equal lightness and saturation.
在夜间模式中，UC浏览器不会只处理文本和背景，但也处理要降低亮度，使图像更柔和的图像。
In the night mode, UC Browser doesn't only process the text and background, but also process the image to lower the brightness, make the image softer.
建立了LBS- 1型立靶精度测量系统中的天幕靶，对天幕靶探测性能存在的各种影响因素，如：光电转换接收器件及其探测电路、天空背景亮度的强弱等进行了分析。
LBS-1 fire accuracy measurement system was set up. Influence factors including detection circuit of photo-electricity transforming and accepting, and brightness of sky background, were analyzed.
方块瓷砖装修的背景墙提升了空间质感，其光滑的砖面增加了厨房的亮度也比较方便清理。
The tile is decorated with a backdrop to enhance the texture of the space, and its smooth brick surface increases the brightness of the kitchen is also more convenient to clean up.
提出一种基于小波分解和亮度矩的复杂背景下，图像中车牌定位和分割的方法。
This paper presents an effective license plate location algorithm, which employs wavelet transformation and intensity moment to extract number plate from the complex-background images.
开展了白天全天空背景亮度特性研究。进行天空背景全天候测量，开展了测量数据的分析与处理；
The research on characteristic of the all-sky background brightness on day is developed. The sky background brightness is measured, the measurement data is analyzed.
在视频跟踪领域当中，实际应用中复杂的动态背景、运动目标的尺度伸缩、目标遮挡、光线亮度的变化等等都给跟踪造成巨大的挑战。
In the video track area, there's enormous challenge to track in practical application because of the complex dynamic background, scaling of the moving target, light intensity changes and so on.
在视频跟踪领域当中，实际应用中复杂的动态背景、运动目标的尺度伸缩、目标遮挡、光线亮度的变化等等都给跟踪造成巨大的挑战。
In the video track area, there's enormous challenge to track in practical application because of the complex dynamic background, scaling of the moving target, light intensity changes and so on.
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