Minghua ZHANG, Hongling LUO, Wei SONG, Dongmei HUANG, Qi HE, Cheng SU. Feature Extraction of Hyperspectral Image Based on Sparse Representation and Learning Graph Regularity[J]. Acta Photonica Sinica, 2021, 50(4): 241

Search by keywords or author
- Acta Photonica Sinica
- Vol. 50, Issue 4, 241 (2021)

Fig. 1. Flowchart of algorithm LDGSPP

Fig. 2. PaviaU dataset

Fig. 3. Indian Pines dataset

Fig. 4. Classification results of PaviaU dataset with different algorithms

Fig. 5. 3D projection graph of PaviaU dataset with different algorithms

Fig. 6. Classification results of Indian Pines dataset with different algorithms

Fig. 7. Sensitivity analysis of regular parameters ρ ![]()
![]()

Fig. 8. Sensitivity analysis of subspace dimension

Fig. 9. Sensitivity analysis of training set size

Fig. 10. Convergence curve
|
Table 1. Classification performance of PaviaU dataset with various methods(%)
|
Table 2. Classification performance of Indian Pines dataset with various methods(%)
|
Table 3. Running time of different algorithms (s)

Set citation alerts for the article
Please enter your email address