Region Incrementing Visual Cryptography von Wang, R.-Z.

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Dual-Message QR Codes von Chou, Kuo-Chien, Wang, Ran-Zan

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Sharing multiple secrets in visual cryptography von Shyu, Shyong Jian, Huang, Shih-Yu, Lee, Yeuan-Kuen, Wang, Ran-Zan, Chen, Kun

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High-payload image steganography using two-way block matching von Wang, Ran-Zan, Chen, Yeh-Shun

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Image hiding by optimal LSB substitution and genetic algorithm von Wang, Ran-Zan, Lin, Chi-Fang, Lin, Ja-Chen

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Scalable Secret Image Sharing With Smaller Shadow Images von Yung-Yi Lin, Ran-Zan Wang

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Tagged Visual Cryptography von Wang, Ran-Zan, Hsu, Shuo-Fang

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Generating Photomosaics with QR Code Capability von Li, Chin-Lin, Su, Yangcong, Wang, Ran-Zan

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The Nested QR Code von Chou, Guo-Jian, Wang, Ran-Zan

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Steganalysis of Reversible Contrast Mapping Watermarking von Chen, Yeh-Shun, Wang, Ran-Zan

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Reversible authentication and cross-recovery of images using ( t, n)-threshold and modified-RCM watermarking von Chen, Yeh-Shun, Wang, Ran-Zan

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Secret image sharing with smaller shadow images von Wang, Ran-Zan, Su, Chin-Hui

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Blind QR Code Steganographic Approach Based upon Error Correction Capability von Chiang, Yin-Jen, Lin, Pei-Yu, Wang, Ran-Zan, Chen, Yi-Hui

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A Vision-Based Augmented-Reality System For Multiuser Collaborative Environments von CHEN, Yen-Hsu, CHIA, Tsomg-Lin, LEE, Yeuan-Kuen, HUANG, Shih-Yu, WANG, Ran-Zan

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Prevention of cheating in visual cryptography by using coherent patterns von Lin, Pei-Yu, Wang, Ran-Zan, Chang, Yu-Jie, Fang, Wen-Pinn

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Scalable secret image sharing von Wang, Ran-Zan, Shyu, Shyong-Jian

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An image-hiding method with high hiding capacity based on best-block matching and k-means clustering von Wang, Ran-Zan, Tsai, Yao-De

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A Sharing-Based Fragile Watermarking Method for Authentication and Self-Recovery of Image Tampering von Chang, Yu-Jie, Wang, Ran-Zan, Lin, Ja-Chen

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Incrementing visual cryptography using random grids von Wang, Ran-Zan, Lan, Yung-Ching, Lee, Yeuan-Kuen, Huang, Shih-Yu, Shyu, Shyong-Jian, Chia, Tsorng-Lin

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Random grid-based visual cryptography with identifiable shares von Wang, Ran-Zan, Lee, Yao-Ting

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