基于PCA-ELM的红外多光谱辐射测温

席剑辉, 姜瀚, 陈博, 傅莉

Infrared Multispectral Radiation Temperature Measurement Based on PCA-ELM

XI Jianhui, JIANG Han, CHEN Bo, FU Li

表2 黑体光谱亮度PCA结果

Tab.2 PCA results of spectral radiance of blackbody

特征值	特征向量
λ₁=138.7186	a₁=[ $\begin{array}{l} 0.0820 & 0.0821 & \dots & 0.0845 \end{array}$ ]^T
λ₂=2.2762	a₂=[ $\begin{array}{l} 0.1713 & 0.1694 & \dots & - 0.0621 \end{array}$ ]^T
λ₃=0.0051	a₃=[ $\begin{array}{l} 0.2696 & 0.2490 & \dots & 0.0834 \end{array}$ ]^T
?	?
λ₁₄₁=0	a₁₄₁=[ $\begin{array}{l} 0.0602 & - 0.0630 & \dots & - 0.2857 \end{array}$ ]^T