visual brightness

Visual surface brightness and radius of Da and non-DA white dwarfs

DA型和非DA型白矮星的目视表面亮度和半径的关系

Anisotropic parameters of opaque minerals, including colour or tint variations, visual intensity of brightness, are discussed in terms of their degree of anisotropy and mechanism of genesis.

本文系统探讨了非均性参数、强度及视觉上明显程度的内部联系和形成机理。

This paper describes the development of lighting quality criteria, especially the visual luminance brightness is one of the most important factor in our visual enviroment.

本文阐述了照明质量判据的发展，特别是视亮度（brightness）是视环境中最重要的因数。

In the fourth chapter the analysis for the visual features, the adaptive clustering and the extraction of the image area with the image similar visual brightness are analyzed.

第四章分析了图像视觉特征的邻域矩特征描述，并对邻域矩特征进行自适应聚类提取边界和图像目标的视同灰度的提取。

It is gotten that the radiation temperature by visual brightness observer through comparison of the black-body temperature and the direct measurement of gray one.

通过比较等辐射量的黑体温度，测出灰体的视在亮度温度&辐射温度；

On the equal lightness ( V) section of Munsell color system, there is a obviously contradiction between visual perception brightness and lightness.

颜色亮度测量值与人眼主观亮度感受不一致的矛盾，在孟塞尔颜色体系中也明显地表现出来。

Application of the Visual Brightness in the Lighting Design of the Museum

视觉亮度在博物馆照明设计中的运用