{"id":37829,"date":"2021-02-01T00:00:22","date_gmt":"2021-01-31T16:00:22","guid":{"rendered":"https:\/\/case.ntu.edu.tw\/blog\/?p=37829"},"modified":"2021-12-10T11:55:54","modified_gmt":"2021-12-10T03:55:54","slug":"%e7%9c%9f%e5%81%87%e9%9b%a3%e8%be%a8%ef%bc%9f%e8%ab%87ai%e5%81%bd%e9%80%a0%e5%bd%b1%e5%83%8f%e5%b8%b6%e4%be%86%e7%9a%84%e5%8d%b1%e6%a9%9f","status":"publish","type":"post","link":"https:\/\/case.ntu.edu.tw\/blog\/?p=37829","title":{"rendered":"\u771f\u5047\u96e3\u8fa8\uff1f\u8ac7AI\u507d\u9020\u5f71\u50cf\u5e36\u4f86\u7684\u5371\u6a5f"},"content":{"rendered":"<div class=\"pf-content\">\n<div class=\"single-post-media clr\">\n<div class=\"post-thumbnail\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/highscope.ch.ntu.edu.tw\/wordpress\/wp-content\/uploads\/2021\/01\/%E8%A8%B1%E5%BF%97%E4%BB%B2.jpg\" alt=\"\u771f\u5047\u96e3\u8fa8\uff1f\u8ac7AI\u507d\u9020\u5f71\u50cf\u5e36\u4f86\u7684\u5371\u6a5f\" width=\"500\" height=\"333\" \/><\/div>\n<\/div>\n<div class=\"entry clr\">\n<div class=\"pf-content\">\n<p><strong>\u8b1b\u8005\uff0f\u8a31\u5fd7\u4ef2\uff08\u570b\u7acb\u5c4f\u6771\u79d1\u6280\u5927\u5b78\u8cc7\u8a0a\u7ba1\u7406\u7cfb\u52a9\u7406\u6559\u6388\uff09\uff5c\u5f59\u6574\uff0f\u8449\u73ca\u7440<\/strong><br \/>\n<strong>\u6574\u7406\u81ea2020.03.13\u3008AI\u5831\u4f60\u77e5\uff0e\u540c\u540d\u3009<\/strong><\/p>\n<p><strong>\u751f\u6210\u6a21\u578b\u7684\u6f14\u8b8a<\/strong><\/p>\n<p>DeepFake\u76f8\u95dc\u6280\u8853\u6700\u65e9\u7684\u96db\u578b\u662f\u7531\u300c\u81ea\u52d5\u7de8\u78bc\u5668\u300d\uff08AutoEncoder\uff09\u5efa\u69cb\u800c\u6210\u7684\u751f\u6210\u6a21\u578b\uff08generative 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Adversarial Network\uff0cGAN\uff09\u3002<\/p>\n<p>\u300c\u5c0d\u6297\u300d\uff0c\u751f\u52d5\u63cf\u8ff0\u4e86GAN\u4e2d\u300c\u751f\u6210\u5668\u300d\uff08generator\uff09\u8207\u300c\u8b58\u5225\u5668\u300d\uff08discriminator\uff09\u5169\u500b\u5b50\u7db2\u8def\u4e4b\u9593\u7684\u95dc\u4fc2\uff1a\u751f\u6210\u5668\u6240\u7522\u751f\u7684\u507d\u9020\u5f71\u50cf\u6703\u8207\u771f\u5be6\u5f71\u50cf\u4e00\u8d77\u63a5\u53d7\u8b58\u5225\u5668\u7684\u8a55\u5224\uff0c\u76f4\u5230\u9023\u8b58\u5225\u5668\u4e5f\u7121\u6cd5\u5340\u8fa8\u771f\u507d\u6642\uff0c\u751f\u6210\u5668\u4fbf\u4e5f\u9054\u6210\u5b83\u7684\u76ee\u7684\u2500\u2500\u6210\u529f\u7522\u751f\u4e00\u5f35\u771f\u5047\u96e3\u8fa8\u7684\u507d\u9020\u5f71\u50cf\u3002<\/p>\n<p>GANs\u53ef\u4ee5\u904b\u7528\u7684\u5730\u65b9\u5f88\u591a\u3002\u4f8b\u5982\u7576\u8a13\u7df4\u5716\u50cf\u8fa8\u8b58\u6a21\u578b\u6642\uff0c\u5982\u679c\u53ef\u4ee5\u7372\u5f97\u7684\u8cc7\u6599\u904e\u5c11\uff0c\u4fbf\u53ef\u85c9\u7531GANs\u751f\u6210\u6a21\u64ec\u8cc7\u6599\u4f86\u589e\u52a0\u6a23\u672c\u6578\uff1b\u53e6\u5916\u5982\u8cc7\u6599\u7684\u4fee\u88dc\u3001\u5f71\u50cf\u54c1\u8cea\u7684\u5f37\u5316\u3001\u63d0\u5347\u89e3\u6790\u5ea6\u3001\u7531\u6587\u5b57\u751f\u6210\u5f71\u50cf\u3001\u98a8\u683c\u8f49\u63db\u3001\u4eba\u7269\u7a7f\u642d\u8f49\u63db\u7b49\uff0c\u90fd\u662fGANs\u7684\u61c9\u7528\u3002\u7136\u800c\u79d1\u6280\u7e3d\u514d\u4e0d\u4e86\u88ab\u6709\u5fc3\u4eba\u58eb\u8aa4\u7528\uff0c\u5148\u524d\u63d0\u5230\u7684DeepFake\u4fbf\u662f\u4e00\u4f8b\u3002<\/p>\n<p><strong>\u5f71\u50cf\u9451\u507d<\/strong><\/p>\n<p>\u904e\u53bb\u900f\u904e\u4fee\u5716\u8edf\u9ad4\u4eba\u5de5\u8b8a\u9020\u7684\u5f71\u50cf\uff0c\u53ef\u4ee5\u900f\u904e\u5149\u6e90\u7684\u8b8a\u5316\u3001\u8272\u6fa4\u5dee\u7570\u53ca\u4eba\u7269\u8868\u60c5\u8207\u74b0\u5883\u662f\u5426\u9055\u548c\u4f86\u9451\u5225\u771f\u507d\uff1b\u540c\u6a23\u5730\uff0c\u76ee\u524d\u7684DeepFake\u96d6\u7136\u65e9\u5df2\u514b\u670d\u4e0a\u8ff0\u624b\u52d5\u4fee\u5716\u5e38\u898b\u7684\u7f3a\u9677\uff0c\u4f46\u4ecd\u7121\u6cd5\u505a\u5230\u5341\u5168\u5341\u7f8e\uff0c\u5728\u67d0\u4e9b\u751f\u7269\u7279\u5fb5\uff0c\u5982\u8679\u819c\u3001\u9aee\u969b\u8655\u7b49\u4f9d\u7136\u7559\u6709\u7834\u7dbb\u3002\u6709\u4e9b\u4eba\u4fbf\u60f3\u5230\u4ee5\u300c\u4ee5\u6bd2\u653b\u6bd2\u300d\u7684\u65b9\u5f0f\uff0c\u4ee5\u6df1\u5ea6\u5b78\u7fd2\u5c0d\u6297\u6df1\u5ea6\u5b78\u7fd2\uff0c\u9019\u985e\u8fa8\u507d\u6280\u8853\u88ab\u7a31\u70ba<a href=\"https:\/\/highscope.ch.ntu.edu.tw\/wordpress\/?p=84029\">anti-GANs\uff08\u53c8\u7a31Video forensics\uff09<\/a>\u3002<\/p>\n<p>\u4e00\u958b\u59cb\u7684anti-GANs\u7814\u7a76\uff0c\u901a\u5e38\u662f\u91dd\u5c0d\u5c11\u6578\uff0c\u751a\u81f3\u55ae\u4e00GAN\u6a21\u578b\u3002\u53ea\u662f\u9019\u6a23\u7684\u4f5c\u6cd5\uff0c\u96a8\u8457\u76f8\u95dc\u7814\u7a76\u8207\u6a21\u578b\u6578\u91cf\u6500\u5347\uff0c\u986f\u5f97\u7de9\u4e0d\u6fdf\u6025\u3002\u7136\u800c\u8a31\u6559\u6388\u60f3\u5230\u4e86\u4e00\u500b\u65b9\u6cd5\uff1a\u7167\u7406\u4f86\u8aaa\uff0c\u4e0d\u540cDeepFake\u5f71\u50cf\u7279\u5fb5\u4e4b\u9593\u7684\u5dee\u7570\uff0c\u61c9\u8a72\u5c0f\u65bc\u4efb\u4e00\u507d\u9020\u5f71\u50cf\u7279\u5fb5\u8207\u771f\u5be6\u5f71\u50cf\u7279\u5fb5\u4e4b\u9593\u7684\u5dee\u7570\u3002\u7576\u4eca\u5929\u8981\u5206\u8fa8\u4e00\u500b\u672a\u77e5\u6a23\u672c\u7684\u771f\u507d\u6642\uff0c\u53ea\u8981\u6bd4\u8f03\u8a72\u6a23\u672c\u8207\u53e6\u4e00\u507d\u9020\u5f71\u50cf\u7279\u5fb5\u4e4b\u9593\u7684\u5dee\u7570\uff08A\uff09\uff0c\u4ee5\u53ca\u8207\u4e00\u771f\u5be6\u5f71\u50cf\u7279\u5fb5\u4e4b\u9593\u7684\u5dee\u7570\uff08B\uff09\uff0c\u82e5A&lt;B\uff0c\u5247\u5e7e\u4e4e\u53ef\u4ee5\u78ba\u5b9a\u8a72\u6a23\u672c\u4ea6\u70ba\u507d\u9020\u5f71\u50cf\u3002<\/p>\n<p>\u5982\u6b64\u4fbf\u80fd\u638c\u63e1\u5404\u500bDeepFake\u5f71\u50cf\u4e4b\u9593\u5171\u901a\u7684\u7455\u75b5\uff0c\u4e00\u500b\u901a\u7528\u7684DeepFake\u6aa2\u6e2c\u5668\uff08DeepFD\uff09\u4e0d\u7121\u53ef\u80fd\u3002\u8a31\u6559\u6388\u8207\u5718\u968a\u4f9d\u6b64\u539f\u7406\u6240\u6253\u9020\u51fa\u7684anti-GAN\u6a21\u578b\uff0c\u6700\u7d42\u53d6\u5f9785%\u7684\u6e96\u78ba\u7387\u3002\u7136\u800c\u96a8\u8457AI\u767c\u5c55\u65e5\u65b0\u6708\u7570\uff0c\u77db\u8207\u76fe\u4e4b\u9593\u4f60\u4f86\u6211\u5f80\u7684\u76f8\u4e92\u653b\u9632\u4e4b\u4e0b\uff0c\u96e3\u4fdd\u80fd\u4e00\u76f4\u4f54\u4e0a\u98a8\u3002<\/p>\n<p><strong>\u502b\u7406\u554f\u984c<\/strong><\/p>\n<p>\u9019\u4ee4\u4eba\u4e0d\u7981\u64d4\u6182\uff1a\u73fe\u968e\u6bb5\u7684DeepFake\u6280\u8853\u9084\u5b58\u5728<a 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