Parallel Digital Watermarking Process on Ultrasound Medical Images in Multicores Environment
Table 5
PSNR and MSE values for three sets of watermarked ultrasound images produced by watermarking embedding process in different modes: sequential and parallel modes.
(a) Watermarking embedding process on Ultrasound_Sample_1.dcm
Ultrasound frame number
Sequential
Parallel
MSE
PSNR
MSE
PSNR
1
1.0444
47.942
1.0444
47.942
2
1.0119
48.079
1.0119
48.079
3
1.0241
48.027
1.0241
48.027
4
1.0200
48.045
1.0200
48.045
5
0.9827
48.207
0.9827
48.207
6
1.0055
48.107
1.0055
48.107
7
1.0240
48.028
1.0240
48.028
8
0.99058
18.172
0.99058
18.172
9
0.99704
48.144
0.99704
48.144
10
1.0733
47.824
1.0733
47.824
11
1.0224
48.035
1.0178
48.054
12
1.0218
48.037
1.0218
48.037
13
1.0732
47.824
1.0732
47.824
14
1.0224
48.035
1.0224
48.035
15
1.0216
48.038
1.0216
48.038
16
1.0796
47.798
1.0796
47.798
17
1.0237
48.029
1.0237
48.029
18
1.0051
48.109
1.0051
48.109
19
1.0175
48.055
1.0393
47.963
20
0.97341
48.248
0.97341
48.248
21
0.99134
48.169
0.99134
48.169
22
1.0067
48.102
1.0067
48.102
23
0.97568
48.238
0.97568
48.238
24
0.99032
48.173
0.99032
48.173
25
1.0008
48.127
1.0008
48.127
26
0.97283
48.25
0.97283
48.25
27
0.98178
48.211
0.98178
48.211
28
1.0029
48.118
1.0029
48.118
29
0.97323
48.249
0.97323
48.249
30
0.99299
48.161
0.99299
48.161
(b) Watermarking embedding process on Ultrasound_Sample_2.dcm
Ultrasound frame number
Sequential
Parallel
MSE
PSNR
MSE
PSNR
1
1.0338
47.986
1.0338
47.986
2
1.0329
47.99
1.0329
47.99
3
1.0491
47.923
1.0491
47.923
4
1.0506
47.916
1.0506
47.916
5
1.0465
47.934
1.0597
47.879
6
1.0616
47.81
1.0616
47.81
7
1.0502
47.918
1.0502
47.918
8
1.0458
47.936
1.0458
47.936
9
1.0621
47.869
1.0595
47.88
10
1.0632
47.865
1.0632
47.865
11
1.0611
47.873
1.0611
47.873
12
0.93946
48.402
0.93946
48.402
13
1.0658
47.854
1.0591
47.882
14
1.055
47.898
1.055
47.898
15
0.93955
48.402
0.93955
48.402
(c) Watermarking embedding process on Ultrasound_Sample_3.dcm
