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Papers No Page Image watermarking using legendre arrayZHONG Wei,MA Xi-jun and YU Song-yu 1 1 A new joint time-frequency analysis methodCHEN Yan-pu,ZHANG Jie-qiu and BIAN Zheng-zhong 1 7 A new coding scheme of optical CDMAWAN Sheng-peng and
Papers No Page Image watermarking using legendre arrayZHONG Wei, MA Xi-jun and YU Song-yu 1 1 A new joint time-frequency analysis method CHEN Yan-pu, ZHANG Jie-qiu and BIAN Zheng-zhong 1 7 A new coding scheme of optical CDMAWAN Sheng-peng and