A hybrid NSCT domain image watermarking scheme

Hua, Kai-Lung; Dai, Bi-Ru; Srinivasan, Kathiravan; Hsu, You-Hsiang; Sharma, Vishal

doi:10.1186/s13640-016-0162-1

EURASIP Journal on Image and Video Processing

Table 5 Normalized Hamming similarity results for scaling attack

From: A hybrid NSCT domain image watermarking scheme

Image	Scheme	×0.65	×0.75	×0.85	×0.95	×1.05	×1.15	×1.25	×1.35	×1.45	×1.55	×1.65	×1.75
Lenna	Proposed	0.7506	0.8214	0.8353	0.8672	0.8530	0.8230	0.8175	0.7881	0.7962	0.8046	0.7833	0.7752
	Li [27]	0.6970	0.6864	0.7264	0.7232	0.6970	0.7510	0.7406	0.7468	0.7280	0.7339	0.6541	0.6557
	Patra [7]	0.6089	0.6089	0.6072	0.6104	0.6399	0.6433	0.6523	0.6563	0.6572	0.6570	0.6519	0.6653
	Duman [11]	0.4795	0.5137	0.5059	0.5156	0.5205	0.4883	0.5449	0.4912	0.5010	0.4834	0.4912	0.4404
Aerial	Proposed	0.6967	0.7135	0.6860	0.6621	0.6877	0.7216	0.6902	0.6673	0.6663	0.6828	0.6657	0.6990
	Li [27]	0.6059	0.6567	0.6890	0.6302	0.6557	0.6405	0.6525	0.6066	0.5940	0.6289	0.6043	0.5992
	Patra [7]	0.5828	0.5820	0.5674	0.6028	0.5991	0.6008	0.6033	0.5959	0.5896	0.5891	0.5889	0.5928
	Duman [11]	0.4932	0.5137	0.4912	0.4922	0.4766	0.4912	0.4727	0.4902	0.4883	0.4863	0.4883	0.4932
Airfield	Proposed	0.6776	0.6970	0.6370	0.7661	0.7309	0.7829	0.7862	0.7116	0.6815	0.8033	0.6586	0.7539
	Li [27]	0.6043	0.6286	0.6470	0.6609	0.7390	0.7129	0.6663	0.6873	0.6512	0.6583	0.6537	0.6531
	Patra [7]	0.5872	0.6001	0.5996	0.6064	0.6084	0.6072	0.6055	0.6052	0.5977	0.6025	0.6035	0.6067
	Duman [11]	0.5254	0.5039	0.5068	0.4912	0.5010	0.4834	0.5127	0.4971	0.5313	0.5234	0.4980	0.5029
Lake	Proposed	0.7200	0.7794	0.7694	0.8068	0.8524	0.8359	0.8049	0.7991	0.8230	0.8072	0.7807	0.8395
	Li [27]	0.7158	0.7248	0.6928	0.7487	0.7468	0.6731	0.7222	0.6893	0.6906	0.6289	0.6124	0.6079
	Patra [7]	0.6094	0.6287	0.6218	0.6211	0.6338	0.6353	0.6523	0.6492	0.6257	0.6416	0.6475	0.6433
	Duman [11]	0.5273	0.5117	0.5039	0.5078	0.4854	0.5020	0.5068	0.5146	0.5000	0.5205	0.4951	0.5166
Goldhill	Proposed	0.6712	0.7271	0.7387	0.7846	0.7862	0.7481	0.7697	0.7784	0.6851	0.6941	0.7122	0.7196
	Li [27]	0.6660	0.6702	0.7090	0.7190	0.7154	0.6993	0.6886	0.6848	0.6796	0.6660	0.6457	0.5966
	Patra [7]	0.5667	0.5891	0.5991	0.5876	0.6177	0.6162	0.6252	0.6179	0.6116	0.6172	0.6162	0.6165
	Duman [11]	0.5137	0.5146	0.5225	0.5352	0.4902	0.4805	0.5127	0.5186	0.4746	0.4971	0.5020	0.5166
Barbara	Proposed	0.7099	0.7222	0.8088	0.7332	0.8288	0.8023	0.7536	0.7742	0.7661	0.7629	0.7358	0.7981
	Li [27]	0.7232	0.7106	0.7251	0.7355	0.7264	0.7339	0.7322	0.7274	0.7019	0.6838	0.6618	0.6831
	Patra [7]	0.5935	0.5806	0.5959	0.6030	0.6125	0.6206	0.6350	0.6206	0.6157	0.6233	0.6326	0.6294
	Duman [11]	0.4727	0.4922	0.5146	0.4902	0.4863	0.4854	0.4971	0.5127	0.4756	0.4844	0.5088	0.4941
Baboon	Proposed	0.7074	0.7464	0.7784	0.6634	0.7865	0.7742	0.7745	0.7952	0.7639	0.7494	0.7500	0.7458
	Li [27]	0.5817	0.6224	0.6008	0.6495	0.6253	0.5940	0.6001	0.6376	0.6147	0.5904	0.5662	0.5833
	Patra [7]	0.5444	0.5405	0.5627	0.5676	0.5808	0.5669	0.5803	0.5757	0.5623	0.5769	0.5596	0.5754
	Duman [11]	0.5098	0.4990	0.5127	0.5068	0.5098	0.4922	0.5449	0.4756	0.4912	0.5137	0.4912	0.4717
Elaine	Proposed	0.6793	0.7051	0.7484	0.6738	0.6838	0.6437	0.7691	0.7064	0.7006	0.6928	0.7448	0.7019
	Li [27]	0.6654	0.6812	0.7332	0.7523	0.7477	0.7345	0.7455	0.7645	0.7474	0.7513	0.7506	0.5921
	Patra [7]	0.5903	0.5891	0.6045	0.6074	0.6208	0.6211	0.6289	0.6331	0.6216	0.6362	0.6321	0.6338
	Duman [11]	0.4775	0.4824	0.4893	0.5078	0.4834	0.5244	0.56225	0.5186	0.4961	0.4824	0.4854	0.5000
Peppers	Proposed	0.8224	0.7926	0.8630	0.8876	0.7145	0.8472	0.8708	0.8669	0.8456	0.8718	0.8792	0.7455
	Li [27]	0.6809	0.7054	0.7119	0.7720	0.7500	0.7461	0.7167	0.7148	0.7161	0.7174	0.7135	0.7099
	Patra [7]	0.6101	0.6011	0.6030	0.6260	0.6270	0.6169	0.6365	0.6372	0.6255	0.6296	0.6189	0.6367
	Duman [11]	0.4961	0.4756	0.5029	0.4932	0.5225	0.5391	0.5332	0.5254	0.4961	0.5205	0.5059	0.5391

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