Laser & Optoelectronics Progress, Volume. 55, Issue 5, 051003(2018)
Screen-Camera Communication Steganography Based on Frequency Constraint
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Fig. 4. Extraction of training feature. (a) Training block; (b) training feature; (c) positive and negative samples
Table 1. Accuracy of experimental results%
View tableTable 1. Accuracy of experimental results%
Test video SVM classification Correction Correction+Retrain Akiyo 98.9583 100.0000 100.0000 Bus 83.3333 91.6667 97.9167 Container 91.6667 93.7500 100.0000 Cosatguard 94.7917 95.8333 100.0000 Flower 88.5417 92.7083 96.8750 Hall 81.2500 79.1667 89.5833 Highway 77.0833 77.0833 75.0000 Mobile 81.2500 90.6250 92.7083 Mother 89.5833 91.6667 91.6667 News 89.5833 90.6250 96.8750 Silent 93.7500 97.9167 96.8750 Stefen 97.9167 100.0000 100.0000 Tempete 97.9167 97.9167 100.0000 Waterfall 90.6250 94.7917 100.0000 Blue_sky 89.5833 90.6250 92.7083 Crowd_run 88.5417 91.6667 91.6667 Average 89.6484 92.2526 95.1172
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Jinghui Chu, Ye Tian, Yuting Su. Screen-Camera Communication Steganography Based on Frequency Constraint[J]. Laser & Optoelectronics Progress, 2018, 55(5): 051003
Paper Information
Category: Image processing
Received: Oct. 16, 2017
Accepted: --
Published Online: Sep. 11, 2018
The Author Email: Ye Tian ( cugtianye@163.com)
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