Research Article

Backtracking-Based Simultaneous Orthogonal Matching Pursuit for Sparse Unmixing of Hyperspectral Data

Table 3

Sparsity of the abundance vectors and the reconstruction errors.

AlgorithmsSUnSALCLSUnSALSUnSAL-TVSOMPSMPRSFoBaBSOMP

Sparsity17.562920.703720.47213.68415.10212.70211.810
RMSE0.00510.00350.00280.00400.00340.00320.0033