{"id":5150,"date":"2024-11-22T12:18:34","date_gmt":"2024-11-22T04:18:34","guid":{"rendered":"https:\/\/nullthought.net\/?p=5150"},"modified":"2025-02-23T11:08:37","modified_gmt":"2025-02-23T03:08:37","slug":"alphaqubit%ef%bc%9a%e5%9f%ba%e4%ba%8e%e6%b7%b1%e5%ba%a6%e5%ad%a6%e4%b9%a0%e7%9a%84%e9%87%8f%e5%ad%90%e7%ba%a0%e9%94%99%ef%bc%88quantum-error-correction-qec%ef%bc%89%e8%a7%a3%e7%a0%81%e5%99%a8","status":"publish","type":"post","link":"https:\/\/nullthought.net\/?p=5150","title":{"rendered":"AlphaQubit\uff1a\u57fa\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7684\u91cf\u5b50\u7ea0\u9519\uff08Quantum Error Correction, QEC\uff09\u89e3\u7801\u5668"},"content":{"rendered":"\n<p>\u91cf\u5b50\u8ba1\u7b97\u673a\u6709\u671b\u5f7b\u5e95\u53d8\u9769\u591a\u4e2a\u79d1\u5b66\u9886\u57df\uff0c\u4f8b\u5982\u836f\u7269\u5f00\u53d1\u3001\u6750\u6599\u79d1\u5b66\u548c\u57fa\u7840\u7269\u7406\u7814\u7a76\u3002\u5176\u6700\u7a81\u51fa\u7684\u7279\u70b9\u662f\u80fd\u591f\u5728\u6781\u77ed\u7684\u65f6\u95f4\u5185\u89e3\u51b3\u4f20\u7edf\u8ba1\u7b97\u673a\u9700\u8981\u6570\u5341\u4ebf\u5e74\u624d\u80fd\u5b8c\u6210\u7684\u95ee\u9898\uff0c\u8fd9\u662f\u901a\u8fc7\u91cf\u5b50\u6bd4\u7279\uff08qubits\uff09\u548c\u91cf\u5b50\u7ea0\u7f20\u7b49\u91cf\u5b50\u73b0\u8c61\u5b9e\u73b0\u7684\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u6f5c\u5728\u7684\u5f3a\u5927\u80fd\u529b\u88ab\u4e00\u4e2a\u663e\u8457\u7684\u6311\u6218\u6240\u9650\u5236\uff0c\u90a3\u5c31\u662f\u201c\u91cf\u5b50\u566a\u58f0\u201d\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u91cf\u5b50\u6bd4\u7279\u7684\u8106\u5f31\u6027\u6e90\u4e8e\u5176\u6781\u4e3a\u654f\u611f\u7684\u81ea\u7136\u72b6\u6001\uff0c\u5bb9\u6613\u53d7\u5230\u5404\u79cd\u5916\u754c\u56e0\u7d20\u7684\u5e72\u6270\uff0c\u5305\u62ec\u786c\u4ef6\u4e2d\u7684\u5fae\u5c0f\u7f3a\u9677\u3001\u70ed\u80fd\u3001\u673a\u68b0\u632f\u52a8\u3001\u7535\u78c1\u5e72\u6270\uff0c\u751a\u81f3\u5b87\u5b99\u5c04\u7ebf\u3002\u8fd9\u4e9b\u5e72\u6270\u53ef\u80fd\u5bfc\u81f4\u91cf\u5b50\u6bd4\u7279\u7684\u72b6\u6001\u6539\u53d8\uff0c\u4ece\u800c\u5f71\u54cd\u5230\u6574\u4e2a\u8ba1\u7b97\u8fc7\u7a0b\u7684\u51c6\u786e\u6027\u3002\u56e0\u6b64\uff0c\u4e3a\u4e86\u5b9e\u73b0\u53ef\u9760\u7684\u91cf\u5b50\u8ba1\u7b97\uff0c\u9700\u8981\u4e00\u5957\u6709\u6548\u7684<strong>\u91cf\u5b50\u7ea0\u9519<\/strong>\uff08Quantum Error Correction, QEC\uff09\u673a\u5236\uff0c\u80fd\u591f\u53ca\u65f6\u8bc6\u522b\u5e76\u7ea0\u6b63\u8fd9\u4e9b\u9519\u8bef\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"951\" height=\"687\" src=\"https:\/\/nullthought.net\/wp-content\/uploads\/2024\/11\/image-20.png\" alt=\"\" class=\"wp-image-5151\" srcset=\"https:\/\/nullthought.net\/wp-content\/uploads\/2024\/11\/image-20.png 951w, https:\/\/nullthought.net\/wp-content\/uploads\/2024\/11\/image-20-300x217.png 300w, https:\/\/nullthought.net\/wp-content\/uploads\/2024\/11\/image-20-768x555.png 768w\" sizes=\"auto, (max-width: 951px) 100vw, 951px\" \/><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/blog.google\/technology\/google-deepmind\/alphaqubit-quantum-error-correction\" target=\"_blank\" rel=\"noreferrer noopener\">AlphaQubit tackles one of quantum computing\u2019s biggest challenges<\/a><\/figcaption><\/figure>\n\n\n\n<p>\u91cf\u5b50\u7ea0\u9519\u4e0d\u540c\u4e8e\u7ecf\u5178\u8ba1\u7b97\u4e2d\u7684\u7ea0\u9519\u65b9\u6cd5\uff0c\u56e0\u4e3a\u91cf\u5b50\u6bd4\u7279\u7684\u72b6\u6001\u662f\u8fde\u7eed\u7684\uff0c\u4e14\u6d89\u53ca\u5230\u91cf\u5b50\u53e0\u52a0\u548c\u7ea0\u7f20\u7b49\u590d\u6742\u73b0\u8c61\u3002\u5728\u91cf\u5b50\u8ba1\u7b97\u4e2d\uff0c\u901a\u5e38\u901a\u8fc7\u5197\u4f59\u5c06\u591a\u4e2a\u7269\u7406\u91cf\u5b50\u6bd4\u7279\u7ec4\u6210\u4e00\u4e2a\u903b\u8f91\u91cf\u5b50\u6bd4\u7279\uff0c\u4ee5\u5b9e\u73b0\u7ea0\u9519\u7684\u76ee\u7684\u3002\u4f8b\u5982\uff0c\u6587\u7ae0\u4e2d\u63d0\u5230\uff0c\u4f7f\u7528\u4e5d\u4e2a\u7269\u7406\u91cf\u5b50\u6bd4\u7279\u7ec4\u6210\u4e00\u4e2a\u903b\u8f91\u91cf\u5b50\u6bd4\u7279\u3002\u8fd9\u4e2a\u903b\u8f91\u91cf\u5b50\u6bd4\u7279\u5728\u8ba1\u7b97\u4e2d\u88ab\u6301\u7eed\u5730\u8fdb\u884c\u4e00\u81f4\u6027\u68c0\u67e5\uff0c\u4ee5\u786e\u4fdd\u5176\u72b6\u6001\u7684\u6b63\u786e\u6027\u3002\u5982\u679c\u68c0\u6d4b\u5230\u9519\u8bef\uff0c\u7cfb\u7edf\u4f1a\u91c7\u53d6\u63aa\u65bd\u5bf9\u8fd9\u4e9b\u9519\u8bef\u8fdb\u884c\u7ea0\u6b63\uff0c\u4ece\u800c\u4fdd\u8bc1\u91cf\u5b50\u8ba1\u7b97\u7684\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u8fd9\u79cd\u7ea0\u9519\u7684\u539f\u7406\u7c7b\u4f3c\u4e8e\u7ecf\u5178\u7684\u5197\u4f59\u7ea0\u9519\uff0c\u53ea\u662f\u5176\u590d\u6742\u5ea6\u7531\u4e8e\u91cf\u5b50\u6001\u7684\u7279\u6b8a\u6027\u800c\u6210\u500d\u589e\u52a0\u3002\u903b\u8f91\u91cf\u5b50\u6bd4\u7279\u4e0a\u7684\u4e00\u81f4\u6027\u68c0\u67e5\u9700\u8981\u501f\u52a9\u989d\u5916\u7684\u91cf\u5b50\u6bd4\u7279\uff0c\u8fd9\u4e9b\u91cf\u5b50\u6bd4\u7279\u8d1f\u8d23\u5bf9\u903b\u8f91\u91cf\u5b50\u6bd4\u7279\u8fdb\u884c\u72b6\u6001\u6d4b\u91cf\uff0c\u5e76\u8f93\u51fa\u76f8\u5e94\u7684\u4fe1\u606f\uff0c\u5e2e\u52a9\u89e3\u7801\u5668\u5224\u65ad\u91cf\u5b50\u72b6\u6001\u662f\u5426\u53d1\u751f\u4e86\u6539\u53d8\u3002<\/p>\n\n\n\n<p>\u8c37\u6b4c\u63a8\u51fa\u7684<strong><a href=\"https:\/\/blog.google\/technology\/google-deepmind\/alphaqubit-quantum-error-correction\" target=\"_blank\" rel=\"noreferrer noopener\">AlphaQubit<\/a><\/strong>\u662f\u4e00\u4e2a\u57fa\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7684\u91cf\u5b50\u7ea0\u9519\u89e3\u7801\u5668\u3002\u8fd9\u4e2a\u89e3\u7801\u5668\u7684\u4e3b\u8981\u4efb\u52a1\u662f\u901a\u8fc7\u5bf9\u903b\u8f91\u91cf\u5b50\u6bd4\u7279\u7684\u4e00\u81f4\u6027\u68c0\u67e5\u7ed3\u679c\u8fdb\u884c\u5206\u6790\uff0c\u5224\u65ad\u5728\u5b9e\u9a8c\u7ed3\u675f\u65f6\u91cf\u5b50\u6bd4\u7279\u662f\u5426\u53d1\u751f\u4e86\u9519\u8bef\u3002\u8fd9\u662f\u4e00\u4e2a\u5173\u952e\u6b65\u9aa4\uff0c\u56e0\u4e3a\u53ea\u6709\u51c6\u786e\u8bc6\u522b\u9519\u8bef\uff0c\u624d\u80fd\u8fdb\u4e00\u6b65\u5b9e\u65bd\u6709\u6548\u7684\u7ea0\u9519\u63aa\u65bd\u3002<\/p>\n\n\n\n<p>AlphaQubit\u7684\u6838\u5fc3\u6280\u672f\u57fa\u4e8eTransformer\u6a21\u578b\uff0c\u8fd9\u662f\u4e00\u79cd\u6df1\u5ea6\u5b66\u4e60\u67b6\u6784\uff0c\u6700\u521d\u7531\u8c37\u6b4c\u5f00\u53d1\u7528\u4e8e\u81ea\u7136\u8bed\u8a00\u5904\u7406\u3002Transformer\u67b6\u6784\u56e0\u5176\u5728\u5904\u7406\u5e8f\u5217\u6570\u636e\u4e0a\u7684\u5353\u8d8a\u8868\u73b0\u800c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u8bb8\u591a\u73b0\u4ee3\u5927\u578b\u8bed\u8a00\u6a21\u578b\u3002AlphaQubit\u4f7f\u7528\u8fd9\u4e00\u67b6\u6784\u6765\u5904\u7406\u903b\u8f91\u91cf\u5b50\u6bd4\u7279\u4e00\u81f4\u6027\u68c0\u67e5\u4e2d\u7684\u590d\u6742\u4fe1\u606f\uff0c\u5e76\u8f93\u51fa\u662f\u5426\u5b58\u5728\u9519\u8bef\u7684\u5224\u65ad\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u800c\u8a00\uff0cAlphaQubit\u7684\u8bad\u7ec3\u5305\u62ec\u4e24\u4e2a\u9636\u6bb5\uff1a<\/p>\n\n\n\n<ol 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class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>Related paper on Nature: <strong><a href=\"https:\/\/www.nature.com\/articles\/s41586-024-08148-8\" target=\"_blank\" rel=\"noreferrer noopener\">Learning high-accuracy error decoding for quantum processors<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u91cf\u5b50\u8ba1\u7b97\u673a\u6709\u671b\u5f7b\u5e95\u53d8\u9769\u591a\u4e2a\u79d1\u5b66\u9886\u57df\uff0c\u4f8b\u5982\u836f\u7269\u5f00\u53d1\u3001\u6750\u6599\u79d1\u5b66\u548c\u57fa\u7840\u7269\u7406\u7814\u7a76\u3002\u5176\u6700\u7a81\u51fa\u7684\u7279\u70b9\u662f\u80fd\u591f\u5728\u6781\u77ed\u7684\u65f6\u95f4\u5185\u89e3 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