Reversible Data Hiding in Encrypted Images Based on Adaptive Gradient Prediction

Table 5

Comparison of embedding performance on three datasets.

Datasets		Methods	Best case	Average
UCID		MED	2.9759	2.2683
		GAP	2.9794	2.2412
		Proposed	2.9860	2.2473
		MED	3.9349	2.2551
		GAP	3.9364	2.2604
		Proposed	3.9367	2.2621
		MED	2.9793	2.2033
		GAP	2.9834	2.2349
		Proposed	2.9883	2.2412
BOSSbase		MED	2.9882	2.5613
		GAP	2.9882	2.5756
		Proposed	2.9882	2.5869
		MED	3.9843	2.9332
		GAP	3.9843	2.9218
		Proposed	3.9843	2.9424
		MED	2.9882	2.5672
		GAP	2.9882	2.5861
		Proposed	2.9882	2.5973
BOWS-2		MED	2.9882	2.5194
		GAP	2.9882	2.5320
		Proposed	2.9882	2.5475
		MED	3.9838	2.8311
		GAP	3.9838	2.8144
		Proposed	3.9841	2.8415
		MED	2.9882	2.5280
		GAP	2.9882	2.5456
		Proposed	2.9882	2.5613