Frame Duplication Forgery Detection and Localization Algorithm Based on the Improved Levenshtein Distance

Table 2

Detection results of the proposed method for the tested video sequences.

Tampered video	Detection results
	Proposed method	Wang and Farid [12]	Li and Huang [15]
Akiyo	Original: 1∼20	Authentic video	Original: 1∼20
	Duplicates: 301∼320		Duplicates: 301∼320, with 192 misdetected frame pairs
Bus	Original: 1∼20	Original: 1∼20	Original: 1∼20
	Duplicates: 151∼170	Duplicates: 151∼170	Duplicates: 151∼170
Coastguard	Original: 1∼20	Authentic video, with 6 misdetected frame pairs	Original: 1∼20
	Duplicates: 301∼320		Duplicates: 301∼320
Container	Original: 1∼20	Authentic video	Original: 1∼20
	Duplicates: 301∼320		Duplicates: 301∼320, with 39 misdetected frame pairs
Flower	Original: 1∼20	Original: 1∼20	Original: 1∼20
	Duplicates: 251∼270	Duplicates: 251∼270, with 61 misdetected frame pairs	Duplicates: 251∼270
Foreman	Original: 1∼20	Original: 1∼20	Original: 1∼20
	Duplicates: 301∼320	Duplicates: 301∼320, with 17 misdetected frame pairs	Duplicates: 301∼320
Hall	Original: 1∼20	Authentic video	Original: 1∼20
	Duplicates: 301∼320		Duplicates: 301∼320
Mobile	Original: 1∼20	Original: 1∼20	Original: 1∼20
	Duplicates: 301∼320	Duplicates: 301∼320, with 407 misdetected frame pairs	Duplicates: 301∼320
Silent	Original: 1∼20	Original: 11∼18	Original: 1∼20
	Duplicates: 301∼320	Duplicates: 311∼318	Duplicates: 301∼320, with 24 misdetected frame pairs
Waterfall	Original: 1∼20	Original: 186∼190	Original: 1∼20
	Duplicates: 261∼280	Duplicates: 193∼197	Duplicates: 261∼280