CAPTCHA IMAGE AUTHENTICATION METHOD AND SYSTEMAANM SUN; HUNG-MINAACI Hsinchu CityAACO TWAAGP SUN; HUNG-MIN Hsinchu City TWAANM YEH; CHUN-HAOAACI New Taipei CityAACO TWAAGP YEH; CHUN-HAO New Taipei City TWAANM CHEN; YAO-HSINAACI New Taipei CityAACO TWAAGP CHEN; YAO-HSIN New Taipei City TW - diagram, schematic, and image 03
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