NSCT和PCNN相结合的遥感图像全色锐化算法

徐欣钰, 李小军, 赵鹤婷, 盖钧飞

Pansharpening algorithm of remote sensing images based on NSCT and PCNN

XU Xinyu, LI Xiaojun, ZHAO Heting, GAI Junfei

表1 WorldView-2客观评价结果

Tab.1 WorldView-2 objective evaluation results

方法 全分辨率评价指标 降分辨率评价指标 D λ DS QNR Q4 Q_avg ERGAS 本文算法 0.012 0 0.067 5 0.921 3 0.691 9 0.680 0 9.587 3 PCA 0.026 7 0.384 6 0.599 0 0.632 6 0.628 3 10.461 9 IHS 0.022 7 0.378 6 0.607 3 0.630 5 0.627 2 10.628 4 GS 0.030 1 0.377 6 0.603 7 0.633 8 0.629 7 10.469 0 GSA 0.054 4 0.392 2 0.574 7 0.653 3 0.641 4 10.695 7 HPF 0.039 4 0.122 5 0.842 9 0.665 9 0.651 2 9.926 1 SFIM 0.029 7 0.099 7 0.873 6 0.670 7 0.656 4 9.856 9 ATWT 0.044 2 0.161 1 0.801 9 0.690 3 0.677 4 9.753 9