Undersampled Hyperspectral Image Reconstruction Based on Surfacelet Transform

Figure 4

The -term approximation errors and reconstructed images when , (a) Lunar Lake HSI data, (b) the -term approximation error, (c) the original 5th band, (d) sparsely represented image using wavelet ( dB), and (e) sparsely represented image using surfacelet ( dB).

(a)

(b)

(c)

(d)

(e)