Standard skies classification in Hong Kong

被引:33
作者
Li, D. H. W. [1 ]
Tang, H. L. [1 ]
机构
[1] City Univ Hong Kong, Dept Bldg & Construct, Bldg Energy Res Grp, Kowloon, Hong Kong, Peoples R China
关键词
CIE standard sky; sky luminance distribution; zenith luminance; diffuse illuminance;
D O I
10.1016/j.jastp.2008.03.004
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
This paper studies the classification of the International Commission on Illumination (CIE) standard skies using sky luminance and other climatic parameters measured in. Hong Kong. An approach to identify the standard skies is proposed. The performance of the proposed approach and the Bartzokas et al. method was evaluated against the measured data in terms of root-mean-square error (RMSE). The statistical analysis revealed that using the Bartzokas et al. method, around 50% of the data were rejected for sky classification and the overall RMSE was calculated of around 34%. The proposed approach produced an overall RMSE of just less than 33% without data reduction. (c) 2008 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1222 / 1230
页数:9
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