{"id":10760,"date":"2026-08-04T21:48:14","date_gmt":"2026-08-04T13:48:14","guid":{"rendered":"https:\/\/infernews.com\/blog\/stepwise-cad-reverse-engineering\/"},"modified":"2026-08-04T21:48:14","modified_gmt":"2026-08-04T13:48:14","slug":"stepwise-cad-reverse-engineering","status":"publish","type":"post","link":"https:\/\/infernews.com\/blog\/stepwise-cad-reverse-engineering\/","title":{"rendered":"CADENA \u628a 3D \u7db2\u683c\u9010\u6b65\u9084\u539f\u6210 CAD \u7a0b\u5f0f"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/infernews.com\/blog\/wp-content\/uploads\/2026\/08\/pasted-b961d6cf1323.jpg\" alt=\"Repository image for zhemdi\/cadena\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u505a 3D reverse engineering\uff0c\u6700\u5927\u75db\u9ede\u5514\u4fc2\u751f\u6210\u4e00\u6bb5\u4f3c\u6a23\u4ee3\u78bc\uff0c\u800c\u4fc2\u751f\u6210\u4e4b\u5f8c\u80fd\u5426\u771f\u7684\u5efa\u51fa\u53ef\u7528\u3001\u53ef\u7de8\u8f2f\u3001\u800c\u4e14\u5c01\u9589\u7684\u5e7e\u4f55\u3002CADENA \u5c6c\u65bc\u6a21\u578b\u52a0\u63a8\u7406\u6d41\u7a0b\u7684\u53c3\u8003\u5be6\u4f5c\uff0c\u76ee\u6a19\u662f\u628a 3D mesh \u91cd\u5efa\u6210 parametric CAD program\uff1b\u5b83\u63a1\u7528 stepwise inference\uff0c\u6bcf\u6b21\u53ea\u767c\u51fa\u4e00\u500b operation\uff0c\u5148\u57f7\u884c\u76ee\u524d\u524d\u7db4\uff0c\u518d\u7528\u76ee\u6a19\u5e7e\u4f55\u8207\u5df2\u5efa\u5e7e\u4f55\u7684\u5dee\u8ddd\u6c7a\u5b9a\u4e0b\u4e00\u6b65\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9019\u7a2e\u505a\u6cd5\u7684\u50f9\u503c\uff0c\u5728\u65bc\u628a\u300c\u4e00\u6b21\u904e\u8f38\u51fa\u6574\u6bb5\u7a0b\u5f0f\u300d\u6539\u6210\u53ef\u6aa2\u67e5\u3001\u53ef\u56de\u9000\u7684\u9010\u6b65\u751f\u6210\u3002\u5009\u5eab\u5167\u7684 <code>inference\/<\/code> \u6703\u505a vLLM \u670d\u52d9\u3001per-operation expansion \u540c prefix selection\uff0c<code>rl\/<\/code> \u5247\u8ca0\u8cac sandboxed prefix rendering \u8207\u6392\u5e8f\u5206\u6578\uff1b\u7cfb\u7d71\u53ea\u4fdd\u7559\u80fd\u4ee4 IoU \u6539\u5584\u7684\u6b65\u9a5f\uff0c\u6240\u4ee5\u591a\u8d70\u5e7e\u6b65\u4e0d\u6703\u4ee4\u7d50\u679c\u66f4\u5dee\u3002\u4ee3\u50f9\u540c\u6a23\u6e05\u695a\uff1a\u90e8\u7f72\u8981 Python 3.10+\u3001CUDA GPU\u3001vLLM\uff0c\u540c\u6642\u4f9d\u8cf4 OpenCASCADE via CadQuery\uff0c\u74b0\u5883\u6bd4\u4e00\u822c Vision-Language \u6a21\u578b\u63a8\u7406\u66f4\u91cd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a21\u578b\u672c\u8eab\u7528\u7684\u662f Qwen2-VL-2B policy\uff0cHugging Face \u91cb\u51fa <code>sft<\/code> \u8207 <code>rl<\/code> \u5169\u500b\u968e\u6bb5\uff0c\u7576\u4e2d <code>rl<\/code> \u5c0d\u61c9 CADENA-RL\u3002\u8f38\u5165\u4e0d\u662f\u55ae\u5f35\u622a\u5716\uff0c\u800c\u662f\u516b\u500b\u8996\u89d2\u62fc\u6210\u4e00\u5f35\u5716\uff0c\u516d\u500b\u8ef8\u5411\u8996\u5716\u52a0\u5169\u500b\u7b49\u89d2\u8996\u5716\uff1b\u76ee\u6a19\u7269\u653e\u5728\u7da0\u8272\u901a\u9053\uff0c\u7576\u524d\u5df2\u5efa\u7acb\u5e7e\u4f55\u653e\u5728\u7d05\u8272\u901a\u9053\uff0c\u6a21\u578b\u8b80\u5230\u7684\u5176\u5be6\u662f\u5c1a\u672a\u88dc\u9f4a\u7684\u6b98\u5dee\u3002\u9019\u7a2e\u8a2d\u8a08\u76f4\u63a5\u628a\u300c\u4e0b\u4e00\u5200\u61c9\u8a72\u88dc\u908a\u5ea6\u300d\u8f49\u6210\u8996\u89ba\u8a0a\u865f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e7e\u500b\u503c\u5f97\u7559\u610f\u7684\u91cd\u9ede\uff1a<br \/>\n&#8211; \u5009\u5eab\u63d0\u4f9b\u5b8c\u6574\u63a8\u7406\u3001\u8cc7\u6599\u96c6\u5efa\u7acb\u3001\u8a55\u5206\u8207\u53ef\u8996\u5316\u6d41\u7a0b\uff0c\u4f46<strong>\u4e0d\u5305\u542b<\/strong>\u7528\u4f86\u5408\u6210\u8a13\u7df4\u8a9e\u6599\u7684 rule-based program generator\u3002<br \/>\n&#8211; <code>cadgen\/<\/code> \u53ea\u6709 DSL runtime \u7684\u57f7\u884c\u534a\u90e8\uff0c\u8f03\u9069\u5408\u505a\u9084\u539f\u3001\u6e2c\u8a66\u8207\u57fa\u6e96\u6bd4\u8f03\uff0c\u5514\u4fc2\u5b8c\u6574\u8cc7\u6599\u751f\u7522\u7ba1\u7dda\u3002<br \/>\n&#8211; \u9810\u8a2d\u6d41\u7a0b\u6703\u7531 mesh \u76ee\u9304\u5efa\u7acb inference dataset\uff0c\u518d\u8f38\u51fa\u6bcf\u4e00\u6b65\u7684\u7a0b\u5f0f\u3001\u8f38\u5165\u5716\u540c built STL\uff0c\u65b9\u4fbf\u6aa2\u67e5\u4e2d\u9014\u932f\u8aa4\u3002<br \/>\n&#8211; \u7121\u6548\u9810\u6e2c\u6703\u88ab\u5254\u9664\uff1a\u5efa\u4e0d\u51fa\u4f86\uff0c\u6216\u8005\u7d50\u679c\u4e0d\u662f watertight\uff0c\u90fd\u4e0d\u7b97\u6709\u6548\u7b54\u6848\u3002<br \/>\n&#8211; \u8a55\u5206\u5305\u542b GMS\u3001IoU\u3001CD\uff0c\u800c\u4e14\u7d50\u679c\u6703\u6309 family \u53ca\u6574\u9ad4\u4e00\u4f75\u5831\u544a\uff0c\u907f\u514d\u55ae\u4e00\u985e\u578b\u96f6\u4ef6\u62c9\u9ad8\u5e73\u5747\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9069\u5408\u7814\u7a76 CAD reverse engineering\u3001\u5e7e\u4f55\u751f\u6210\u3001\u88fd\u9020\u524d\u8655\u7406\uff0c\u6216\u8005\u60f3\u628a mesh \u8f49\u56de\u53ef\u53c3\u6578\u5316\u7de8\u8f2f\u6d41\u7a0b\u7684\u5718\u968a\u3002\u73fe\u968e\u6bb5\u6700\u5be6\u969b\u7684\u7406\u89e3\u65b9\u5f0f\uff0c\u662f\u628a CADENA \u770b\u6210\u4e00\u5957\u504f\u7814\u7a76\u5c0e\u5411\u3001\u4f46\u5df2\u7d93\u6709\u660e\u78ba benchmark\u3001checkpoint \u540c rollout \u8173\u672c\u7684\u958b\u6e90\u9805\u76ee\uff1b\u53ef\u91cd\u73fe\u6027\u505a\u5f97\u4e0d\u932f\uff0c\u4e0d\u904e\u5b8c\u6574\u8a13\u7df4\u8cc7\u6599\u751f\u6210\u93c8\u672a\u516c\u958b\uff0c\u60f3\u5ef6\u4f38\u5230\u81ea\u5bb6\u8cc7\u6599\u6216\u91cd\u8a13\u6d41\u7a0b\uff0c\u4ecd\u8981\u88dc\u4e0a\u4e0d\u5c11\u5de5\u7a0b\u5de5\u592b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/zhemdi\/cadena\" rel=\"noopener noreferrer\"><strong>GitHub<\/strong><\/a> \u00b7 <a href=\"https:\/\/huggingface.co\/kulibinai\/cadena\" rel=\"noopener noreferrer\"><strong>\u6a21\u578b<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u60f3\u75313D mesh \u53cd\u63a8\u53ef\u7de8\u8f2f CAD \u6d41\u7a0b\uff0cCADENA \u63d0\u4f9b\u4e86\u4e00\u689d\u5e7e\u52d9\u5be6\u7684\u8def\u3002\u5b83\u5514\u4fc2\u4e00\u6b21\u904e\u5beb\u5b8c\u6574\u7a0b\u5f0f\uff0c\u800c\u4fc2\u6bcf\u6b65\u90fd\u5148\u57f7\u884c\u3001\u518d\u6bd4\u8f03\u5e7e\u4f55\u5dee\u7570\u3002<\/p>\n","protected":false},"author":8,"featured_media":10759,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ai_generated_summary":"","footnotes":""},"categories":[133,185,178,179,132,152,119,197,199],"tags":[],"class_list":["post-10760","post","type-post","status-publish","format-standard","hentry","category-133","category-qwen","category-google","category-nvidia","category-3d","category-python","category-119","category-framework","category-dataset-"],"_links":{"self":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts\/10760","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/comments?post=10760"}],"version-history":[{"count":0,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts\/10760\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/media\/10759"}],"wp:attachment":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/media?parent=10760"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/categories?post=10760"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/tags?post=10760"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}