[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"tag-singular-values":3},{"tag":4,"articles":10},{"id":5,"name":6,"slug":7,"article_count":8,"description_zh":9,"description_en":9},"a19c9438-884f-4d59-9b2d-5cd6a39c939f","singular values","singular-values",0,null,[11],{"id":12,"slug":13,"title":14,"summary":15,"category":16,"image_url":17,"cover_image":17,"language":18,"created_at":19},"b563114c-8592-4aff-88b2-54ef64cc51fc","pion-spectrum-preserving-optimizer-llms-en","Pion keeps LLM weights’ spectrum fixed","Pion is a new LLM optimizer that updates weights with orthogonal transforms, preserving singular values instead of adding gradients directly.","research","https:\u002F\u002Fxxdpdyhzhpamafnrdkyq.supabase.co\u002Fstorage\u002Fv1\u002Fobject\u002Fpublic\u002Fcovers\u002Finline-1778653855388-fap3.png","en","2026-05-13T06:30:30.291524+00:00"]