Research Article
Approximate Sparse Regularized Hyperspectral Unmixing
Table 1
SRE (dB) values obtained by different unmixing methods.
| SRE (dB) | Data cube | SNR | SUnSAL | ASU |
| SD1 () | 20 dB | 3.52 () | 4.23 () | 30 dB | 9.01 () | 13.19 () | 40 dB | 18.22 () | 28.13 () |
| SD2 () | 20 dB | 3.30 () | 4.07 () | 30 dB | 7.24 () | 9.25 () | 40 dB | 13.36 () | 19.88 () |
| SD3 () | 20 dB | 1.7 () | 2.42 () | 30 dB | 4.55 () | 5.36 () | 40 dB | 9.44 () | 11.57 () |
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