State;
Key;
Laboratory;
of;
Precision;
Measuring;
Technology;
and;
Instruments,;
Tianjin;
University,;
Tianjin;
300072,;
China;
College;
of;
Precision;
Instruments;
and;
Optoelectronics;
Engineering,;
Tianjin;
University,;
Tianjin;
300072,;
China;
光学特性测量; 人工神经网络; 双积分球; 神经网络方法; 均方根误差; 光学诊断; 生物组织; 重建方法;