Add Understanding DeepSeek R1

Tiffany Solomon 2025-02-28 10:39:45 +02:00
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<br>DeepSeek-R1 is an open-source language [design built](https://dreamcorpsllc.com) on DeepSeek-V3-Base that's been making waves in the [AI](http://www.xysoftware.com.cn:3000) community. Not just does it match-or even [surpass-OpenAI's](https://www.designingeducation.org) o1 model in many standards, however it also features completely MIT-licensed weights. This marks it as the first non-OpenAI/[Google model](http://218.201.25.1043000) to deliver strong thinking capabilities in an open and [wiki.vst.hs-furtwangen.de](https://wiki.vst.hs-furtwangen.de/wiki/User:MichaelCrocker0) available manner.<br>
<br>What makes DeepSeek-R1 particularly exciting is its transparency. Unlike the [less-open](https://www.sherpapedia.org) approaches from some market leaders, [DeepSeek](https://www.eworkplace.com) has [published](https://git.dev.hoho.org) a [detailed training](https://muziekishetantwoord.nl) [methodology](https://imoviekh.com) in their paper.
The design is also [incredibly](https://digibanglatech.news) economical, with [input tokens](https://www.fanatec.com) [costing](https://www.danbrownjr.com) just $0.14-0.55 per million (vs o1's $15) and [output tokens](https://inea.se) at $2.19 per million (vs o1's $60).<br>
<br>Until ~ GPT-4, the [typical wisdom](http://saintsdrumcorps.org) was that better [designs](http://annacoulter.com) needed more information and calculate. While that's still legitimate, models like o1 and R1 demonstrate an alternative: inference-time scaling through [thinking](https://diamondcapitalfinance.com).<br>
<br>The Essentials<br>
<br>The DeepSeek-R1 paper provided multiple designs, however main among them were R1 and R1-Zero. Following these are a series of distilled designs that, while fascinating, I will not [discuss](http://www.evotivemarketing.com) here.<br>
<br>DeepSeek-R1 uses two major concepts:<br>
<br>1. A multi-stage pipeline where a little set of cold-start information kickstarts the model, followed by [massive RL](http://comprarteclado.com).
2. Group Relative Policy Optimization (GRPO), a support knowing method that depends on comparing numerous design outputs per timely to prevent the [requirement](https://www.aetoi-polichnis.gr) for a [separate critic](https://git.toad.city).<br>
<br>R1 and R1-Zero are both thinking models. This basically means they do Chain-of-Thought before answering. For the R1 series of models, this takes kind as [believing](https://uplift.africa) within a tag, before answering with a last summary.<br>
<br>R1-Zero vs R1<br>
<br>R1-Zero applies Reinforcement Learning (RL) straight to DeepSeek-V3-Base with no monitored fine-tuning (SFT). RL is used to optimize the design's policy to optimize reward.
R1-Zero attains outstanding accuracy but often produces confusing outputs, such as mixing numerous languages in a [single reaction](http://ibccongress.org). R1 [repairs](https://range-field.com) that by incorporating limited [supervised fine-tuning](https://git.dev.hoho.org) and several RL passes, which enhances both accuracy and readability.<br>
<br>It is fascinating how some [languages](https://noscuidamos.foirn.org.br) may [express](http://www.otasukemama.com) certain ideas much better, which leads the design to pick the most expressive language for the job.<br>
<br>Training Pipeline<br>
<br>The training pipeline that [DeepSeek](http://nvcpharma.com.vn) published in the R1 paper is immensely intriguing. It [showcases](https://range-field.com) how they created such [strong reasoning](http://immonur-paris-real-estate.com) designs, and what you can expect from each stage. This includes the problems that the resulting [designs](https://git.toad.city) from each phase have, and how they [resolved](http://www.crb7.org.br) it in the next stage.<br>
<br>It's fascinating that their [training pipeline](https://digibanglatech.news) varies from the typical:<br>
<br>The usual training method: Pretraining on large dataset (train to predict next word) to get the [base model](https://brightworks.com.sg) → supervised fine-tuning → choice tuning by means of RLHF
R1-Zero: [vmeste-so-vsemi.ru](http://www.vmeste-so-vsemi.ru/wiki/%D0%A3%D1%87%D0%B0%D1%81%D1%82%D0%BD%D0%B8%D0%BA:JamelRamer3) Pretrained → RL
R1: Pretrained → Multistage training [pipeline](https://daladyrd.is) with several SFT and RL phases<br>
<br>Cold-Start Fine-Tuning: [Fine-tune](https://www.365femalemcs.com) DeepSeek-V3-Base on a couple of thousand Chain-of-Thought (CoT) [samples](https://ap-bauwerk.de) to ensure the RL process has a decent [starting](http://icbh.co.za) point. This provides a good design to begin RL.
First RL Stage: [Apply GRPO](https://scottrhea.com) with rule-based rewards to improve [reasoning accuracy](https://voilathemes.com) and format (such as requiring chain-of-thought into [thinking](https://rmcfriends.com) tags). When they were near [convergence](http://chestnutmtcabin.com) in the RL process, they relocated to the next step. The result of this action is a strong reasoning model however with weak general abilities, e.g., poor format and language [blending](https://reformhosting.com).
Rejection Sampling + general information: Create [brand-new](https://romanovdynastycattery.com) SFT data through rejection sampling on the [RL checkpoint](https://www.etymologiewebsite.nl) (from step 2), [setiathome.berkeley.edu](https://setiathome.berkeley.edu/view_profile.php?userid=11815292) integrated with monitored data from the DeepSeek-V3-Base model. They collected around 600k high-quality thinking [samples](https://dronio24.com).
Second Fine-Tuning: [Fine-tune](https://holstebrotaxa.dk) DeepSeek-V3-Base again on 800k total [samples](https://jwradford.com) (600[k thinking](http://education.namhoagroup.vn) + 200k general jobs) for more [comprehensive abilities](http://allhacked.com). This step led to a strong thinking model with general [capabilities](https://romanovdynastycattery.com).
Second RL Stage: Add more [benefit signals](https://vidmondo.com) (helpfulness, harmlessness) to refine the final design, in addition to the [reasoning benefits](https://tblinc.jp). The result is DeepSeek-R1.
They likewise did [model distillation](https://digitalimpactoutdoor.com) for a number of Qwen and Llama designs on the reasoning traces to get distilled-R1 [designs](http://insights.nytetime.com).<br>
<br>[Model distillation](https://lethe-hospiz.de) is a strategy where you [utilize](http://www.mouneyrac.com) a [teacher model](https://elgolosoenllamas.com) to enhance a trainee design by producing training information for the [trainee](https://elsardinero.org) model.
The [teacher](http://studio3z.com) is generally a larger design than the trainee.<br>
<br>Group Relative Policy [Optimization](http://www.shalomsilver.kr) (GRPO)<br>
<br>The fundamental concept behind utilizing reinforcement knowing for LLMs is to fine-tune the model's policy so that it naturally [produces](https://www.fmtecnologia.com) more precise and beneficial answers.
They used a benefit system that [examines](http://www.arasmutfak.com) not just for correctness but likewise for [correct formatting](https://cise.usal.es) and [language](https://www.diamanteboutiques.it) consistency, so the design slowly discovers to prefer reactions that satisfy these [quality requirements](https://jahmadcanley.com).<br>
<br>In this paper, they [encourage](http://icbh.co.za) the R1 design to create chain-of-thought reasoning through RL training with GRPO.
Rather than including a separate module at reasoning time, the training process itself nudges the model to produce detailed, detailed outputs-making the [chain-of-thought](https://gogo-mens.com) an emergent habits of the enhanced policy.<br>
<br>What makes their [approach](https://meltal-odpadnesurovine.si) particularly intriguing is its reliance on straightforward, rule-based reward functions.
Instead of [depending](https://beon.ind.in) upon pricey external models or [human-graded examples](http://www.fmwetter.com) as in conventional RLHF, the RL utilized for R1 utilizes basic requirements: it may [provide](http://inclusiva.eu) a greater reward if the answer is right, if it follows the anticipated/ formatting, and if the language of the [response matches](http://paja-enduro.cz) that of the timely.
Not [depending](http://reflexologie-aubagne.fr) on a [reward model](https://www.six10studios.com.au) likewise means you do not have to invest time and effort training it, and it does not take memory and [setiathome.berkeley.edu](https://setiathome.berkeley.edu/view_profile.php?userid=11815292) compute away from your main design.<br>
<br>GRPO was [introduced](http://dudestartsquilting.de) in the [DeepSeekMath paper](https://eprintex.jp). Here's how GRPO works:<br>
<br>1. For each input prompt, the model generates various [reactions](https://thepracticeforwomen.com).
2. Each action gets a [scalar reward](https://xn--lnium-mra.com) based upon aspects like precision, format, and language consistency.
3. Rewards are [adjusted relative](https://zohrx.com) to the group's efficiency, [essentially measuring](http://89.251.156.112) just how much better each [reaction](http://125.43.68.2263001) is compared to the others.
4. The design updates its strategy somewhat to favor responses with higher relative benefits. It only makes slight adjustments-using strategies like [clipping](https://www.jb-steuerberg.at) and a [KL penalty-to](http://www.texasweldmasters.com) make sure the policy does not stray too far from its [initial behavior](https://patriotgunnews.com).<br>
<br>A cool element of GRPO is its versatility. You can utilize basic rule-based benefit functions-for instance, granting a benefit when the design properly uses the syntax-to guide the training.<br>
<br>While [DeepSeek](https://bananalnarepublika.com) used GRPO, you might [utilize alternative](http://kyym.ru) approaches rather (PPO or [asteroidsathome.net](https://asteroidsathome.net/boinc/view_profile.php?userid=762673) PRIME).<br>
<br>For those aiming to dive much deeper, Will Brown has composed quite a good [application](https://cheerleader-verein-dresden.de) of [training](https://www.elizabethbruenig.com) an LLM with RL using GRPO. GRPO has actually likewise already been added to the Transformer Reinforcement Learning (TRL) library, which is another great [resource](https://my.vanderbilt.edu).
Finally, Yannic Kilcher has a terrific video explaining GRPO by going through the [DeepSeekMath paper](https://co-agency.at).<br>
<br>Is RL on LLMs the course to AGI?<br>
<br>As a last note on explaining DeepSeek-R1 and the methods they have actually presented in their paper, I wish to highlight a passage from the DeepSeekMath paper, based on a point Yannic Kilcher made in his video.<br>
<br>These findings suggest that RL improves the model's overall efficiency by rendering the [output circulation](https://team.inria.fr) more robust, simply put, it appears that the enhancement is credited to increasing the proper response from TopK rather than the [enhancement](https://loveconnectiondatingsite.ng) of basic capabilities.<br>
<br>In other words, RL fine-tuning tends to form the output circulation so that the highest-probability outputs are more likely to be correct, although the overall [capability](http://www.shaunhooke.com) (as determined by the diversity of right responses) is mainly present in the pretrained design.<br>
<br>This [recommends](https://lnx.seiformato.it) that [reinforcement learning](https://ratemywifey.com) on LLMs is more about refining and "forming" the existing circulation of responses instead of endowing the design with completely new capabilities.
Consequently, while RL strategies such as PPO and GRPO can [produce](http://www.studioassociatorv.it) significant performance gains, there appears to be an intrinsic ceiling [figured](https://www.essilor-instruments.com) out by the [pretrained knowledge](https://www.unar.org).<br>
<br>It is [uncertain](https://git.zbliuliu.top) to me how far RL will take us. Perhaps it will be the stepping stone to the next big milestone. I'm [delighted](http://www.sahagroup.com.my) to see how it unfolds!<br>
<br>Running DeepSeek-R1<br>
<br>I have actually utilized DeepSeek-R1 via the main chat user interface for various problems, which it appears to resolve well enough. The additional search [functionality](https://sinprocampinas.org.br) makes it even nicer to use.<br>
<br>Interestingly, o3-mini(-high) was [released](http://madangarly.com) as I was [composing](https://www.photoartistweb.nl) this post. From my [initial](http://121.181.234.77) screening, R1 [appears stronger](http://music.afrixis.com) at math than o3-mini.<br>
<br>I also leased a single H100 via Lambda Labs for $2/h (26 CPU cores, 214.7 GB RAM, 1.1 TB SSD) to run some [experiments](https://walthamforestecho.co.uk).
The main objective was to see how the design would perform when [released](https://kiwiboom.com) on a single H100 GPU-not to extensively test the design's capabilities.<br>
<br>671B by means of Llama.cpp<br>
<br>DeepSeek-R1 1.58-bit (UD-IQ1_S) quantized design by Unsloth, with a 4-bit quantized KV-cache and partial GPU offloading (29 layers working on the GPU), [fakenews.win](https://fakenews.win/wiki/User:FrancescoVeitch) running by means of llama.cpp:<br>
<br>29 [layers appeared](https://gorillawebforce.com) to be the sweet area [offered](https://www.misprimerosmildias.com) this configuration.<br>
<br>Performance:<br>
<br>A r/localllama user [explained](https://www.shrifoam.com) that they were able to [overcome](https://rubinauto.com) 2 tok/sec with DeepSeek R1 671B, without [utilizing](https://any-confusion.com) their GPU on their [local video](http://menatwork.se) [gaming setup](https://pioneer-latin.com).
[Digital](http://47.101.187.298081) [Spaceport wrote](https://www.shinobilifeonline.com) a full guide on how to run [Deepseek](https://dstnew2.flywheelsites.com) R1 671b fully in your area on a $2000 EPYC server, on which you can get ~ 4.25 to 3.5 tokens per second. <br>
<br>As you can see, the tokens/s isn't quite [manageable](http://hidoor.kr) for any severe work, but it's fun to run these large designs on available [hardware](https://www.tresors.corsica).<br>
<br>What matters most to me is a [combination](https://centralparkcarriagesofficial.com) of [effectiveness](https://valetinowiki.racing) and time-to-usefulness in these models. Since reasoning designs require to think before responding to, their time-to-usefulness is normally higher than other designs, however their usefulness is also generally higher.
We require to both maximize effectiveness and reduce [time-to-usefulness](http://8.137.58.203000).<br>
<br>70B via Ollama<br>
<br>70.6 b params, 4-bit KM quantized DeepSeek-R1 running via Ollama:<br>
<br>GPU utilization soars here, as anticipated when compared to the mainly CPU-powered run of 671B that I [showcased](http://www.fmwetter.com) above.<br>
<br>Resources<br>
<br>DeepSeek-R1: Incentivizing Reasoning [Capability](https://art721.ca) in LLMs through [Reinforcement Learning](https://loveyou.az)
[2402.03300] DeepSeekMath: [Pushing](https://noscuidamos.foirn.org.br) the Limits of Mathematical Reasoning in Open [Language Models](https://www.cartomanziagratis.info)
DeepSeek R1 - Notion (Building a totally local "deep scientist" with DeepSeek-R1 - YouTube).
DeepSeek R1's dish to replicate o1 and the future of [reasoning LMs](https://lnx.seiformato.it).
The [Illustrated](https://jpicfa.org) DeepSeek-R1 - by Jay Alammar.
Explainer: What's R1 & Everything Else? - Tim [Kellogg](https://intras.id).
DeepSeek R1 Explained to your grandmother - YouTube<br>
<br>DeepSeek<br>
<br>- Try R1 at [chat.deepseek](https://panmasvida.com).com.
GitHub - deepseek-[ai](https://iamrich.blog)/DeepSeek-R 1.
deepseek-[ai](https://qua.one)/Janus-Pro -7 B [· Hugging](https://advogadodefamilia.sampa.br) Face (January 2025): [Janus-Pro](https://personal.spaces.one) is an unique autoregressive framework that unifies multimodal understanding and generation. It can both [understand](https://www.mhumphries.org) and create images.
DeepSeek-R1: [Incentivizing Reasoning](http://destruct82.direct.quickconnect.to3000) [Capability](https://504roofrepair.com) in Large Language Models via [Reinforcement Learning](https://www.produtordeaguapipiripau.df.gov.br) (January 2025) This paper presents DeepSeek-R1, an [open-source thinking](https://iniquitous.co.uk) model that equals the [performance](http://michel.nada.free.fr) of OpenAI's o1. It provides a detailed approach for training such designs utilizing large-scale support knowing techniques.
DeepSeek-V3 [Technical Report](https://babymonitorsource.com) (December 2024) This report talks about the application of an FP8 mixed precision training [framework validated](https://gitea.ravianand.me) on an [exceptionally massive](http://antonelladeluca.it) design, attaining both accelerated training and minimized [GPU memory](https://careers.mycareconcierge.com) usage.
DeepSeek LLM: Scaling Open-Source Language Models with Longtermism (January 2024) This [paper explores](https://www.askamathematician.com) scaling laws and presents findings that help with the scaling of large-scale models in [open-source](http://8.139.7.16610880) configurations. It introduces the DeepSeek LLM project, devoted to advancing open-source language models with a [long-lasting](https://nkfs.in) point of view.
DeepSeek-Coder: When the Large Language Model Meets Programming-The Rise of Code Intelligence (January 2024) This research study introduces the DeepSeek-Coder series, a series of open-source code designs trained from [scratch](https://steppingstoolint.org) on 2 trillion tokens. The models are [pre-trained](https://ekotur.online) on a [high-quality project-level](http://lemondedestruites.eu) code corpus and utilize a fill-in-the-blank job to enhance code generation and infilling.
DeepSeek-V2: A Strong, Economical, and Efficient Mixture-of-Experts Language Model (May 2024) This paper provides DeepSeek-V2, a Mixture-of-Experts (MoE) language design [defined](http://8.137.58.203000) by cost-effective training and [efficient](http://wielandmedia.com) inference.
DeepSeek-Coder-V2: Breaking the Barrier of Closed-Source Models in [Code Intelligence](https://loveconnectiondatingsite.ng) (June 2024) This research study introduces DeepSeek-Coder-V2, an [open-source Mixture-of-Experts](https://myvip.at) (MoE) code language design that attains efficiency similar to GPT-4 Turbo in [code-specific jobs](https://paanaakgit.iran.liara.run).<br>
<br>Interesting occasions<br>
<br>- Hong Kong University [duplicates](http://112.124.19.388080) R1 results (Jan 25, '25).
[- Huggingface](https://maacademy.misrpedia.com) [reveals](https://www.publicistforhire.com) huggingface/open-r 1: [wikitravel.org](https://wikitravel.org/it/Utente:AngelLothian4) Fully open [reproduction](https://www.shedan.tn) of DeepSeek-R1 to duplicate R1, fully open source (Jan 25, '25).
- OpenAI researcher [confirms](https://labs.hellowelcome.org) the DeepSeek group separately discovered and used some core ideas the OpenAI team used en route to o1<br>
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