Information Hiding Based on Green Noise Mask in Halftone Images
碩士 === 世新大學 === 平面傳播科技學系 === 92 === This study aims to embed watermark based on the dot gain properties of outputted halftone images. Digital halftoning reduces the gray levels by quantizing contone images into binary images affecting the robustness and security of watermark embedding. In addition,...
Main Authors: | Chia-Fan Lin, 林珈帆 |
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Other Authors: | Tao-I Hsu |
Format: | Others |
Language: | zh-TW |
Published: |
2004
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Online Access: | http://ndltd.ncl.edu.tw/handle/20752303457181068752 |
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