A fast source-oriented image clustering method for digital forensics

EURASIP Journal on Image and Video Processing

Table 4 Comparison of clustering algorithms on \(\mathcal {D}_{4}\)

Algorithms	1024×1024					512×512					512×256
	\(\mathcal {P}\)	\(\mathcal {R}\)	\(\mathcal {F}\)	\(\mathcal {A}\)	\(\mathcal {N}\)	\(\mathcal {P}\)	\(\mathcal {R}\)	\(\mathcal {F}\)	\(\mathcal {A}\)	\(\mathcal {N}\)	\(\mathcal {P}\)	\(\mathcal {R}\)	\(\mathcal {F}\)	\(\mathcal {A}\)	\(\mathcal {N}\)
SC [31]	0.03	0.64	0.06	0.00	0.04	0.18	0.94	0.30	0.05	0.14	0.37	0.83	0.52	0.17	0.36
HC [34]	0.51	0.65	0.57	0.23	0.76	0.83	0.30	0.44	0.65	2.66	0.79	0.16	0.26	0.44	4.66
SNNC [43]	0.48	0.29	0.36	0.26	1.52	0.44	0.19	0.27	0.20	2.08	0.33	0.13	0.19	0.09	2.26
NCUT [45]	0.88	0.13	0.23	0.55	6.32	0.71	0.20	0.31	0.48	3.34	0.59	0.23	0.33	0.40	2.28
MRF [49]	0.63	0.56	0.59	0.31	1.04	0.56	0.54	0.55	0.26	0.94	0.51	0.55	0.53	0.22	0.86
Proposed	0.90	0.77	0.83	0.81	1.10	0.74	0.76	0.75	0.58	0.86	0.64	0.65	0.64	0.39	0.86