{"id":204181,"date":"2025-05-29T08:09:21","date_gmt":"2025-05-29T00:09:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204181\/"},"modified":"2025-05-29T08:09:21","modified_gmt":"2025-05-29T00:09:21","slug":"entropix%ef%bc%9a%e6%9c%80%e5%a4%a7%e5%8c%96%e6%8e%a8%e7%90%86%e6%80%a7%e8%83%bd%e7%9a%84%e9%87%87%e6%a0%b7%e6%8a%80%e6%9c%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204181\/","title":{"rendered":"Entropix\uff1a\u6700\u5927\u5316\u63a8\u7406\u6027\u80fd\u7684\u91c7\u6837\u6280\u672f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Entropix\uff1a\u6700\u5927\u5316\u63a8\u7406\u6027\u80fd\u7684\u91c7\u6837\u6280\u672f<\/h1>\n<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u6211\u4eec\u8981\u52aa\u529b\u5b66\u4e60\u5566\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aEntropix\uff1a\u6700\u5927\u5316\u63a8\u7406\u6027\u80fd\u7684\u91c7\u6837\u6280\u672f\u300b<\/span>\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u8bf7\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427\uff01\u4e0b\u6587\u4e2d\u7684\u5185\u5bb9\u6211\u4eec\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u5728\u9605\u8bfb\u672c\u6587\u8fc7\u7a0b\u4e2d\u6709\u9047\u5230\u4e0d\u6e05\u695a\u7684\u5730\u65b9\uff0c\u6b22\u8fce\u7559\u8a00\u5440\uff01\u6211\u4eec\u4e00\u8d77\u8ba8\u8bba\uff0c\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n<p>\u6839\u636e entropix readme\uff0centropix \u4f7f\u7528\u57fa\u4e8e\u71b5\u7684\u91c7\u6837\u65b9\u6cd5\u3002\u672c\u6587\u8bb2\u89e3\u4e86\u57fa\u4e8e\u71b5\u548c\u53d8\u71b5\u7684\u5177\u4f53\u91c7\u6837\u6280\u672f\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u9996\u5148\u89e3\u91ca\u4e00\u4e0b\u71b5\u548c\u53d8\u71b5\uff0c\u56e0\u4e3a\u5b83\u4eec\u662f\u51b3\u5b9a\u91c7\u6837\u7b56\u7565\u7684\u5173\u952e\u56e0\u7d20\u3002<\/p>\n<h4> \u71b5 <\/h4>\n<p>\u5728\u4fe1\u606f\u8bba\u4e2d\uff0c\u71b5\u662f\u968f\u673a\u53d8\u91cf\u4e0d\u786e\u5b9a\u6027\u7684\u5ea6\u91cf\u3002\u968f\u673a\u53d8\u91cf x \u7684\u71b5\u7531\u4ee5\u4e0b\u7b49\u5f0f\u5b9a\u4e49\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241031\/17303366256722d771aeafd.jpg\" class=\"aligncenter\"><\/p>\n<ul>\n<li>x\uff1a\u79bb\u6563\u968f\u673a\u53d8\u91cf\u3002<\/li>\n<li>x_i\uff1ax \u7684\u7b2c i \u4e2a\u53ef\u80fd\u72b6\u6001\u3002<\/li>\n<li>p(x_i)\uff1a\u72b6\u6001 x_i \u7684\u6982\u7387\u3002<\/li>\n<\/ul>\n<p>\u5f53\u6982\u7387\u5206\u5e03\u5747\u5300\u65f6\uff0c\u71b5\u6700\u5927\u5316\u3002\u76f8\u53cd\uff0c\u5f53\u7279\u5b9a\u72b6\u6001\u6bd4\u5176\u4ed6\u72b6\u6001\u66f4\u6709\u53ef\u80fd\u51fa\u73b0\u65f6\uff0c\u71b5\u5c31\u4f1a\u51cf\u5c11\u3002<\/p>\n<h4> \u53d8\u71b5 <\/h4>\n<p>\u53d8\u71b5\u4e0e\u71b5\u5bc6\u5207\u76f8\u5173\uff0c\u4ee3\u8868\u4fe1\u606f\u5185\u5bb9\u7684\u53ef\u53d8\u6027\u3002\u8003\u8651\u5230\u968f\u673a\u53d8\u91cf x \u7684\u4fe1\u606f\u5185\u5bb9 i(x)\u3001\u71b5 h(x) \u548c\u65b9\u5dee\uff0c\u53d8\u71b5 v e(x) \u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241031\/17303366256722d771b3aa6.jpg\" class=\"aligncenter\"><\/p>\n<p>\u5f53\u6982\u7387 p(x_i) \u53d8\u5316\u5f88\u5927\u65f6\uff0c\u53d8\u71b5\u53d8\u5927\u3002\u5f53\u6982\u7387\u5747\u5300\u65f6\uff08\u65e0\u8bba\u662f\u5f53\u5206\u5e03\u5177\u6709\u6700\u5927\u71b5\u65f6\uff0c\u8fd8\u662f\u5f53\u4e00\u4e2a\u503c\u7684\u6982\u7387\u4e3a 1 \u800c\u6240\u6709\u5176\u4ed6\u503c\u7684\u6982\u7387\u4e3a 0 \u65f6\uff09\uff0c\u5b83\u4f1a\u53d8\u5c0f\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u8ba9\u6211\u4eec\u63a2\u8ba8\u4e00\u4e0b\u91c7\u6837\u7b56\u7565\u5982\u4f55\u6839\u636e\u71b5\u548c\u53d8\u71b5\u503c\u800c\u53d8\u5316\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241031\/17303366256722d771b5c62.jpg\" class=\"aligncenter\"><\/p>\n<h4> 1. \u4f4e\u71b5\u3001\u4f4e\u53d8\u71b5 \u2192 argmax <\/h4>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u7279\u5b9a\u4ee4\u724c\u7684\u9884\u6d4b\u6982\u7387\u6bd4\u5176\u4ed6\u4ee4\u724c\u9ad8\u5f97\u591a\u3002\u7531\u4e8e\u4e0b\u4e00\u4e2a\u6807\u8bb0\u51e0\u4e4e\u786e\u5b9a\uff0c\u56e0\u6b64\u4f7f\u7528 <strong>argmax<\/strong>\u3002<\/p>\n<pre>if ent &lt; 0.1 and vent &lt; 0.1:\n    return torch.argmax(logits[:, -1], dim=-1, keepdim=true).to(torch.int32)\n<\/pre>\n<p>\u4ee3\u7801\u94fe\u63a5<\/p>\n<h4> 2. \u4f4e\u71b5\u3001\u9ad8\u53d8\u71b5 \u2192 \u5206\u652f <\/h4>\n<p>\u5f53\u6709\u4e00\u5b9a\u7684\u4fe1\u5fc3\uff0c\u4f46\u5b58\u5728\u591a\u79cd\u53ef\u884c\u7684\u9009\u62e9\u65f6\uff0c\u5c31\u4f1a\u53d1\u751f\u8fd9\u79cd\u60c5\u51b5\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c<strong>\u5206\u652f<\/strong>\u7b56\u7565\u7528\u4e8e\u4ece\u591a\u4e2a\u9009\u62e9\u4e2d\u8fdb\u884c\u91c7\u6837\u5e76\u9009\u62e9\u6700\u4f73\u7ed3\u679c\u3002<\/p>\n<pre>elif ent &lt; 5.0 and vent &gt; 5.0:\n    temp_adj = 1.2 + 0.3 * interaction_strength\n    top_k_adj = max(5, int(top_k * (1 + 0.5 * (1 - agreement))))\n    return _sample(logits, temperature=min(1.5, temperature * temp_adj), top_p=top_p, top_k=top_k_adj, min_p=min_p, generator=generator)\n<\/pre>\n<p>\u4ee3\u7801\u94fe\u63a5<\/p>\n<p>\u867d\u7136\u8fd9\u4e2a\u7b56\u7565\u88ab\u79f0\u4e3a\u201c\u5206\u652f\u201d\uff0c\u4f46\u5f53\u524d\u7684\u4ee3\u7801\u4f3c\u4e4e\u662f\u8c03\u6574\u91c7\u6837\u8303\u56f4\u5e76\u9009\u62e9\u5355\u4e2a\u8def\u5f84\u3002 \uff08\u5982\u679c\u6709\u4eba\u6709\u66f4\u591a\u89c1\u89e3\uff0c\u6211\u4eec\u5c06\u4e0d\u80dc\u611f\u6fc0\u3002\uff09<\/p>\n<h4> 3. \u9ad8\u71b5\u3001\u4f4e\u53d8\u71b5 \u2192 cot \u6216\u63d2\u5165\u6682\u505c\u4ee4\u724c <\/h4>\n<p>\u5f53\u4e0b\u4e00\u4e2a\u6807\u8bb0\u7684\u9884\u6d4b\u6982\u7387\u76f8\u5f53\u5747\u5300\u65f6\uff0c\u8868\u660e\u4e0b\u4e00\u4e2a\u4e0a\u4e0b\u6587\u4e0d\u786e\u5b9a\uff0c\u5219\u63d2\u5165\u4e00\u4e2a<strong>\u6f84\u6e05\u6807\u8bb0<\/strong>\u6765\u89e3\u51b3\u6b67\u4e49\u3002<\/p>\n<pre>elif ent &gt; 3.0 and vent &lt; 0.1:\n    if not torch.isin(gen_tokens[:,-1], torch.tensor([2564], device=device)).any():\n        return torch.tensor([[2564]], dtype=torch.int32, device=device)\n    else:\n        temp_adj = 1.3 + 0.2 * attn_ent\n        return _sample(logits, temperature=min(1.5, temperature * temp_adj), top_p=top_p, top_k=top_k, min_p=min_p, generator=generator)\n<\/pre>\n<p>\u4ee3\u7801\u94fe\u63a5<\/p>\n<h4> 4. \u9ad8\u71b5\u3001\u9ad8\u53d8\u71b5 \u2192 \u91cd\u91c7\u6837 <\/h4>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5b58\u5728\u591a\u4e2a\u4e0a\u4e0b\u6587\uff0c\u5e76\u4e14\u4e0b\u4e00\u4e2a\u6807\u8bb0\u7684\u9884\u6d4b\u6982\u7387\u8f83\u4f4e\u3002 <strong>\u91cd\u91c7\u6837<\/strong>\u7b56\u7565\u4f7f\u7528\u66f4\u9ad8\u7684\u6e29\u5ea6\u8bbe\u7f6e\u548c\u66f4\u4f4e\u7684top-p\u3002<\/p>\n<pre>elif ent &gt; 5.0 and vent &gt; 5.0:\n    temp_adj = 2.0 + 0.5 * attn_vent\n    top_p_adj = max(0.5, top_p - 0.2 * attn_ent)\n    return _sample(logits, temperature=max(2.0, temperature * temp_adj), top_p=top_p_adj, top_k=top_k, min_p=min_p, generator=generator)\n<\/pre>\n<p>\u4ee3\u7801\u94fe\u63a5<\/p>\n<h4> \u4e2d\u7ea7\u6848\u4f8b <\/h4>\n<p>\u5982\u679c\u4ee5\u4e0a\u6761\u4ef6\u5747\u4e0d\u6ee1\u8db3\uff0c\u5219\u6267\u884c<strong>\u81ea\u9002\u5e94\u91c7\u6837<\/strong>\u3002\u91c7\u53d6\u591a\u4e2a\u6837\u672c\uff0c\u6839\u636e\u71b5\u3001\u53d8\u71b5\u548c\u6ce8\u610f\u529b\u4fe1\u606f\u8ba1\u7b97\u6700\u4f73\u91c7\u6837\u5206\u6570\u3002<\/p>\n<pre>else:\n    return adaptive_sample(\n        logits,\n        metrics,\n        gen_tokens,\n        n_samples=5,\n        base_temp=temperature,\n        base_top_p=top_p,\n        base_top_k=top_k,\n        generator=generator\n    )\n<\/pre>\n<p>\u4ee3\u7801\u94fe\u63a5<\/p>\n<hr>\n<ul>\n<li>entropix \u5b58\u50a8\u5e93<\/li>\n<li>entropix \u5728\u505a\u4ec0\u4e48\uff1f<\/li>\n<\/ul>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300aEntropix\uff1a\u6700\u5927\u5316\u63a8\u7406\u6027\u80fd\u7684\u91c7\u6837\u6280\u672f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n<p>      \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1adev.to \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb\u5220\u9664<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Entropix\uff1a\u6700\u5927\u5316\u63a8\u7406\u6027\u80fd&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-204181","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204181","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=204181"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204181\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204181"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204181"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204181"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}