--- title: Google AI Proposes PERL: A Parameter Efficient... description: Google introduces a revolutionary methodology called Parameter-Efficient Reinforcement Learning (PERL) that uses the LoRA technique to refine models more... canonical: https://daily.dev/posts/google-ai-proposes-perl-a-parameter-efficient-reinforcement-learning-technique-that-can-train-a-rew-frsirw4h0 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Google AI Proposes PERL: A Parameter Efficient Reinforcement Learning Technique that can Train a Reward Model and RL Tune a Language Model Policy with LoRA | daily.dev og:description: Google introduces a revolutionary methodology called Parameter-Efficient Reinforcement Learning (PERL) that uses the LoRA technique to refine models more... og:url: https://daily.dev/posts/google-ai-proposes-perl-a-parameter-efficient-reinforcement-learning-technique-that-can-train-a-rew-frsirw4h0 og:image: https://api.daily.dev/og/posts/frSirW4H0.png og:image:alt: Google AI Proposes PERL: A Parameter Efficient Reinforcement Learning Technique that can Train a Reward Model and RL Tune a Language Model Policy with LoRA og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Google AI Proposes PERL: A Parameter Efficient Reinforcement Learning Technique that can Train a Reward Model and RL Tune a Language Model Policy with LoRA **[Machine Learning News](https://daily.dev/sources/mlnews)** · 4 min read · 0 upvotes · 0 comments ## Summary Google introduces a revolutionary methodology called Parameter-Efficient Reinforcement Learning (PERL) that uses the LoRA technique to refine models more efficiently, reducing computational and memory requirements. PERL achieves similar outcomes as traditional RLHF methods but with significantly improved parameter efficiency. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#llm](https://daily.dev/tags/llm), [#lora](https://daily.dev/tags/lora), [#reinforcement-learning](https://daily.dev/tags/reinforcement-learning) [View this post on daily.dev](https://daily.dev/posts/google-ai-proposes-perl-a-parameter-efficient-reinforcement-learning-technique-that-can-train-a-rew-frsirw4h0) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Google AI Proposes PERL: A Parameter Efficient Reinforcement Learning Technique that can Train a Reward Model and RL Tune a Language Model Policy with LoRA","url":"https://daily.dev/posts/google-ai-proposes-perl-a-parameter-efficient-reinforcement-learning-technique-that-can-train-a-rew-frsirw4h0","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/google-ai-proposes-perl-a-parameter-efficient-reinforcement-learning-technique-that-can-train-a-rew-frsirw4h0"},"datePublished":"2024-03-22T08:02:52.266Z","dateModified":"2026-03-30T02:20:12.311Z","description":"Google introduces a revolutionary methodology called Parameter-Efficient Reinforcement Learning (PERL) that uses the LoRA technique to refine models more...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/69d703b0d996c0658d64754b9ef19a57?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/69d703b0d996c0658d64754b9ef19a57?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"Machine Learning News","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Machine Learning News","logo":"https://media.daily.dev/image/upload/s--0PoEtdkd--/f_auto/v1750409401/squads/marktechpost?_a=BAMClqZW0","url":"https://daily.dev/squads/mlnews"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/google-ai-proposes-perl-a-parameter-efficient-reinforcement-learning-technique-that-can-train-a-rew-frsirw4h0","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"llm,lora,reinforcement-learning","timeRequired":"PT4M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Machine Learning News","item":"https://daily.dev/squads/mlnews"},{"@type":"ListItem","position":3,"name":"Google AI Proposes PERL: A Parameter Efficient Reinforcement Learning Technique that can Train a Reward Model and RL Tune a Language Model Policy with LoRA"}]} ```