SSL: A Novel Image Hashing Technique Using SIFT Keypoints with Saliency Detection and LBP Feature Extraction against Combinatorial Manipulations

Table 7

Time cost comparison and hash length comparison between the proposed algorithm and other image hashing algorithms.

Algorithm	R&A SCH [10]	SIFT-QZMs [25]	SVD-CSLBP [36]	GF-LVQ [37]	RP-NMF [38]	Proposed hashing
Time	2.52 s	2.07s	0.56 s	0.83 s	1.22 s	1.35 s
Hash length	320 bits	384 bits	64 digits	120 bits	64 digits	960 bits