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EURASIP Journal on Information Security

Table 1 Lower bound (6) in bits per pixel for different cameras and sizes of estimation sets when the wavelet-based denoising filter is employed

From: On the information leakage quantification of camera fingerprint estimates

Camera

ILB (L=26)

ILB (L=50)

NikonD60

1.6551

1.3458

Canon1100D#1

1.4007

1.1037

Canon1100D#2

1.7100

1.4092

Canon1100D#3

1.5962

1.2582

NikonD3000

1.4175

1.1147

NikonD3200

1.3827

1.0810

NikonD5100

1.9167

1.5768

Canon600D

0.8013

0.6791

NikonD7000

1.5246

1.2280

XiaomiMI5S

1.3916

1.1428

  1. The lower bound oscillates for different camera models, ranging from 1.9167 bpp in the best case to 0.8013 bpp (for L=26), which showcases the fact that some camera models may leak more than twice as much information than others when the wavelet denoiser is used
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