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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2017
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Article
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Tab 2
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Research Article
Semitensor Product Compressive Sensing for Big Data Transmission in Wireless Sensor Networks
Table 2
Encryption times for different groups of
,
. The encryption method is STP-CS, unit ms.
Signal length
Matrix
1 × 4
1 × 8
4 × 16
4 × 32
256
0.161
0.163
0.172
0.175
512
0.163
0.163
0.171
0.172
1024
0.165
0.168
0.174
0.177
2048
0.166
0.171
0.187
0.195