Progressive Image Sharing

碩士 === 國立交通大學 === 資訊科學系 === 91 === In the thesis, we apply the idea of secret sharing to digital images in a progressive way. We subdivide the secret image into low, middle, and high frequency bands; then use different thresholds to share the frequency bands. Therefore, when we collect more shadows,...

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Bibliographic Details
Main Authors: Kuo-Hsien Hung, 洪國賢
Other Authors: Ja-Chen Lin
Format: Others
Language:en_US
Published: 2003
Online Access:http://ndltd.ncl.edu.tw/handle/88429363045193390580