【摘要】 本文根据天空类型的分维数不同等将中间天空分成两类，并采用人工神经网络理论等求得了中间天空亮度分布表达式。更多还原

【Abstract】 In this paper the intermediate skies are classified into two types according to the difference of fractals of skies,and the expression of the intermediate skies is obtained by Artificial Neural Networks theory and so on.更多还原