Curvelet Transform Based Compression Algorithm for Low Resource Hyperspectral Image Sensors

Table 6

Comparative analysis of the feature similarity (FSIM) index between the 3D-LEZSPC with the other wavelet transform based set partitioned HSICA.

Bit rate (bppppb)	3D-SPECK [26]	3D-SPIHT [27]	3D-WBTC [28]	3D-LSK [29]	3D-NLS [30]	3D-LMBTC [31]	3D-LCBTC [32]	3D-ZM-SPECK [33]	3D-LEZSPC [proposed algorithm]
Hyperspectral image I
0.001	0.366	0.366	0.371	0.371	0.372	0.374	0.37	0.374	0.379
0.005	0.433	0.433	0.432	0.434	0.436	0.435	0.435	0.436	0.44
0.01	0.55	0.551	0.552	0.555	0.552	0.554	0.551	0.554	0.561
0.05	0.685	0.681	0.686	0.687	0.677	0.681	0.684	0.682	0.688
0.1	0.742	0.742	0.744	0.751	0.748	0.749	0.748	0.75	0.751
0.25	0.802	0.799	0.803	0.804	0.801	0.802	0.801	0.803	0.809
0.5	0.888	0.889	0.889	0.886	0.887	0.887	0.888	0.887	0.911
Hyperspectral image II
0.001	0.587	0.577	0.586	0.589	0.583	0.584	0.586	0.584	0.592
0.005	0.686	0.682	0.688	0.689	0.682	0.692	0.691	0.69	0.697
0.01	0.699	0.699	0.699	0.702	0.701	0.702	0.701	0.701	0.708
0.05	0.712	0.711	0.714	0.707	0.708	0.709	0.708	0.708	0.717
0.1	0.734	0.736	0.74	0.738	0.741	0.742	0.738	0.74	0.741
0.25	0.765	0.77	0.772	0.771	0.774	0.775	0.771	0.771	0.775
0.5	0.807	0.805	0.807	0.807	0.806	0.805	0.806	0.806	0.806
Hyperspectral image III
0.001	0.537	0.536	0.538	0.537	0.53	0.529	0.53	0.531	0.539
0.005	0.661	0.657	0.657	0.657	0.664	0.663	0.659	0.662	0.66
0.01	0.688	0.691	0.695	0.69	0.694	0.693	0.693	0.692	0.694
0.05	0.709	0.707	0.71	0.709	0.709	0.709	0.71	0.709	0.712
0.1	0.744	0.744	0.743	0.743	0.747	0.74	0.742	0.742	0.745
0.25	0.768	0.771	0.775	0.772	0.771	0.773	0.774	0.772	0.772
0.5	0.812	0.818	0.808	0.812	0.819	0.804	0.803	0.801	0.821
Hyperspectral image IV
0.001	0.377	0.379	0.381	0.38	0.378	0.381	0.381	0.382	0.382
0.005	0.579	0.577	0.581	0.582	0.58	0.581	0.58	0.581	0.583
0.01	0.667	0.67	0.672	0.671	0.669	0.673	0.674	0.674	0.672
0.05	0.726	0.73	0.731	0.732	0.731	0.729	0.728	0.73	0.734
0.1	0.744	0.749	0.751	0.749	0.752	0.751	0.75	0.752	0.754
0.25	0.779	0.784	0.786	0.783	0.788	0.789	0.791	0.789	0.785
0.5	0.814	0.816	0.806	0.809	0.811	0.812	0.814	0.812	0.819
Hyperspectral image V
0.001	0.171	0.193	0.180	0.208	0.201	0.200	0.201	0.196	0.202
0.005	0.329	0.338	0.395	0.381	0.382	0.380	0.381	0.382	0.384
0.01	0.463	0.451	0.462	0.463	0.466	0.466	0.468	0.461	0.471
0.05	0.726	0.721	0.719	0.733	0.738	0.725	0.729	0.723	0.734
0.1	0.755	0.751	0.757	0.761	0.760	0.776	0.779	0.778	0.781
0.25	0.897	0.895	0.888	0.884	0.901	0.904	0.906	0.904	0.909
0.5	0.977	0.975	0.975	0.977	0.975	0.975	0.971	0.975	0.978
Hyperspectral image VI
0.001	0.360	0.373	0.361	0.366	0.373	0.361	0.368	0.356	0.369
0.005	0.540	0.518	0.538	0.564	0.539	0.552	0.548	0.553	0.551
0.01	0.576	0.571	0.576	0.606	0.584	0.591	0.592	0.595	0.599
0.05	0.750	0.729	0.747	0.748	0.746	0.736	751.000	0.736	0.755
0.1	0.770	0.767	0.772	0.796	0.773	0.788	0.784	0.788	0.789
0.25	0.927	0.929	0.923	0.931	0.928	0.920	0.931	0.920	0.925
0.5	0.982	0.982	0.982	0.982	0.981	0.981	0.985	0.981	0.985