Medical Image Blind Integrity Verification with Krawtchouk Moments

Table 4

Detection rates (%) with HRBT and HRBK features for different modification parameterizations (CT image dataset).

Modification	Modification detection rates (%)
JPEG2000	HRBT:	41.00	47.00	49.00	46.00	56.00
	HRBK:	41.00	51.00	71.00	60.00	69.00
Gaussian filtering	HRBT:	46.00	99.00	100	100	100
	HRBK:	44.00	100	100	100	100
Laplacian filtering	HRBT:	100	100	100	100	100
	HRBK:	100	100	100	100	100
Brightening	HRBT:	100	100	100	100	98.00
	HRBK:	100	100	100	100	100
Scaling	HRBT:	98.00	100	100	100	100
	HRBK:	100	100	100	100	100
Histogram equalization	HRBT:	100	100	100	100	100
	HRBK:	100	100	100	100	100
JPEG compression	HRBT:	55.00	74.00	96.00	98.00	100
	HRBK:	100	100	100	100	100