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Contrast-improved visual secret sharing based on random grid for general access structure |
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| Affiliation: | 1. Department of Mathematics and Computer Science, Amirkabir University of Technology (Tehran Polytechnic), Tehran, Iran;2. Laboratory of Systems and Intelligent Agents (SINA), Amirkabir University of Technology (Tehran Polytechnic), Tehran, Iran;3. Electrical and Computer Engineering Department, Yazd University, Yazd, Iran |
| Abstract: | |
| Keywords: | Visual cryptography Progressive visual secret sharing Random grid General access structure Improved visual quality |
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