本研究之主要目的為設計一套應用於產業製程資料安全控管機制專用之即時指紋辨識系統。使用者初次登入系統時必須先進行指紋註冊登錄工作,再次登入後即透過指紋辨識進行身分認證。在指紋辨識系統中,分成三個單元。在指紋影像輸入單元中,利用RF射頻指紋感測器對手指真皮層進行指紋掃描,以提高指紋辨識的正確率。在指紋特徵處理單元中,透過影像前處理包括雜訊平滑、影像增強、細線化等程序來強化指紋影像;透過核心偵測包括流向計算、中心點判斷等程序來定義指紋中心;透過特徵擷取處理包括Gabor濾波器、扇形化、正規化、迴旋運算等程序來進行指紋特徵擷取。將所取得之指紋影像特徵值設定門檻值,並與使用者資訊一併存入資料庫中。在指紋識別比對單元方面,採用歐氏距離比對法(Euclidean distance)計算變異量與門檻值進行比對,驗證成功允許使用者登入,反之則彈出警告訊息並要求使用者重新輸入指紋。在模擬階段運用倒傳遞類神經網路(BPNN)來進行資料訓練,以提高整體辨識率。本研究設計之實作系統,其執行驗證所需時間小於4.5秒,錯誤接收率(FAR)小於0.003%,錯誤拒絕率(FRR)小於0.03%,由於系統辨識速度快,正確率高,適合建置於使用者眾多的業界環境使用。
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>>學歷:中央大學EMBA管理學碩士、中原大學機械碩士 >>現任:感動數碼科技有限公司總經理、中央大學 EMBA校友會理事長秘書>>獲獎:2014年科技管理學會論文獎,行銷類佳作。
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Taschenbuch. Condition: Neu. This item is printed on demand - it takes 3-4 days longer - Neuware -ben yan jiu zhi zhu yao mu de wei she ji yi tao ying yong yu chan ye zhi cheng zi liao an quan kong guan ji zhi zhuan yong zhi ji shi zhi wen bian shi xi tong shi yong zhe chu ci deng ru xi tong shi bi xu xian jin xing zhi wen zhu ce deng lu gong zuo zai ci deng ru hou ji tou guo zhi wen bian shi jin xing shen fen ren zheng zai zhi wen bian shi xi tong zhong fen cheng san ge dan yuan zai zhi wen ying xiang shu ru dan yuan zhong li yong RF she pin zhi wen gan ce qi dui shou zhi zhen pi ceng jin xing zhi wen sao miao yi ti gao zhi wen bian shi de zheng que lv zai zhi wen te zheng chu li dan yuan zhong tou guo ying xiang qian chu li bao kuo za xun ping hua ying xiang zeng qiang xi xian hua deng cheng xu lai qiang hua zhi wen ying xiang tou guo he xin zhen ce bao kuo liu xiang ji suan zhong xin dian pan duan deng cheng xu lai ding yi zhi wen zhong xin tou guo te zheng xie qu chu li bao kuo Gabor lv bo qi shan xing hua zheng gui hua hui xuan yun suan deng cheng xu lai jin xing zhi wen te zheng xie qu jiang suo qu de zhi zhi wen ying xiang te zheng zhi she ding men jian zhi bing yu shi yong zhe zi xun yi bing cun ru zi liao ku zhong zai zhi wen shi bie bi dui dan yuan fang mian cai yong ou shi ju li bi dui fa Euclidean distance ji suan bian yi liang yu men jian zhi jin xing bi dui yan zheng cheng gong yun xu shi yong zhe deng ru fan zhi ze dan chu jing gao xun xi bing yao qiu shi yong zhe zhong xin shu ru zhi wen zai mo ni jie duan yun yong dao chuan di lei shen jing wang lu BPNN lai jin xing zi liao xun lian yi ti gao zheng ti bian shi lv ben yan jiu she ji zhi shi zuo xi tong qi zhi xing yan zheng suo xu shi jian xiao yu 4 5 miao cuo wu jie shou lv FAR xiao yu 0 003 cuo wu ju jue lv FRR xiao yu 0 03 you yu xi tong bian shi su du kuai zheng que lv gao shi he jian zhi yu shi yong zhe zhong duo de ye jie huan jing shi yong 104 pp. Chinesisch. Seller Inventory # 9783639738063
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Taschenbuch. Condition: Neu. nach der Bestellung gedruckt Neuware - Printed after ordering - ben yan jiu zhi zhu yao mu de wei she ji yi tao ying yong yu chan ye zhi cheng zi liao an quan kong guan ji zhi zhuan yong zhi ji shi zhi wen bian shi xi tong shi yong zhe chu ci deng ru xi tong shi bi xu xian jin xing zhi wen zhu ce deng lu gong zuo zai ci deng ru hou ji tou guo zhi wen bian shi jin xing shen fen ren zheng zai zhi wen bian shi xi tong zhong fen cheng san ge dan yuan zai zhi wen ying xiang shu ru dan yuan zhong li yong RF she pin zhi wen gan ce qi dui shou zhi zhen pi ceng jin xing zhi wen sao miao yi ti gao zhi wen bian shi de zheng que lv zai zhi wen te zheng chu li dan yuan zhong tou guo ying xiang qian chu li bao kuo za xun ping hua ying xiang zeng qiang xi xian hua deng cheng xu lai qiang hua zhi wen ying xiang tou guo he xin zhen ce bao kuo liu xiang ji suan zhong xin dian pan duan deng cheng xu lai ding yi zhi wen zhong xin tou guo te zheng xie qu chu li bao kuo Gabor lv bo qi shan xing hua zheng gui hua hui xuan yun suan deng cheng xu lai jin xing zhi wen te zheng xie qu jiang suo qu de zhi zhi wen ying xiang te zheng zhi she ding men jian zhi bing yu shi yong zhe zi xun yi bing cun ru zi liao ku zhong zai zhi wen shi bie bi dui dan yuan fang mian cai yong ou shi ju li bi dui fa Euclidean distance ji suan bian yi liang yu men jian zhi jin xing bi dui yan zheng cheng gong yun xu shi yong zhe deng ru fan zhi ze dan chu jing gao xun xi bing yao qiu shi yong zhe zhong xin shu ru zhi wen zai mo ni jie duan yun yong dao chuan di lei shen jing wang lu BPNN lai jin xing zi liao xun lian yi ti gao zheng ti bian shi lv ben yan jiu she ji zhi shi zuo xi tong qi zhi xing yan zheng suo xu shi jian xiao yu 4 5 miao cuo wu jie shou lv FAR xiao yu 0 003 cuo wu ju jue lv FRR xiao yu 0 03 you yu xi tong bian shi su du kuai zheng que lv gao shi he jian zhi yu shi yong zhe zhong duo de ye jie huan jing shi yong. Seller Inventory # 9783639738063
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