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English(EN) HyFlash: A Prefix-Memory Prior for On-Device Speculative Decoding

新的推测解码方法提高LLM推理速度 · 跟踪9个来源

研究人员正在开发新的方法,通过推测解码来加速大型语言模型(LLM)的推理。例如,ChainFlow 使用潜在状态上的流匹配,将草稿速度比现有方法提高了高达39%。ValuSpec 提供了一个即插即用的机制,在验证前过滤低质量的候选分支,实现了高达2.38倍的加速。HyFlash 和 D3D 等其他方法则侧重于优化草稿器容量和解耦依赖关系以实现更高效的并行处理,其中D3D在特定基准测试中展示了高达7.48倍的加速。 AI

影响 这些在推测解码方面的进展有望显著提高LLM推理速度,从而降低成本并实现更广泛的实时应用。

排序理由 多篇研究论文介绍了LLM中推测解码的新颖方法。

在 Hugging Face Daily Papers 阅读 →

AI 生成摘要 · Google Gemini · 来自 22 个来源。 我们如何撰写摘要 →

新的推测解码方法提高LLM推理速度 · 跟踪9个来源

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多篇研究论文介绍了LLM中推测解码的新颖方法。
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报道来源 [22]

  1. arXiv cs.CL TIER_1 English(EN) · Selim Aktas, Yusuf Erdem Erdem, Ahmed Zeer, Himmet Toprak Kesgin, Muzaffer Kaan Yuce, Mehmet Fatih Amasyali ·

    ChainFlow:用于推测性解码的少样本潜在流匹配

    arXiv:2611.08669v1 Announce Type: cross Abstract: Speculative decoding has become a standard way to accelerate LLM inference: a lightweight drafter proposes tokens that the target verifies in one parallel pass. Existing drafters face trade-offs that limits their speedups: autoreg…

  2. arXiv cs.CL TIER_1 English(EN) · Jongwoo Ko, Pashmina Cameron ·

    HyFlash:一种用于设备端推测解码的前缀记忆先验

    arXiv:2611.07263v1 Announce Type: new Abstract: Parallel block drafting accelerates speculative decoding by predicting multiple future positions in a single backbone pass, but on-device deployment constrains both drafter capacity and context storage. Under tight memory budgets, d…

  3. arXiv cs.AI TIER_1 English(EN) · Liang He, SiYuan Ma, Qishi Zhan, Yongqi Fan, Mingyu Cao, Qizhen Lan, Zhaolu Kang, Xilu Wang ·

    ValuSpec:在树状推测解码的目标验证之前进行即插即用的候选估值

    arXiv:2610.31338v2 Announce Type: replace Abstract: Tree-based speculative decoding accelerates large language model inference by verifying multiple candidate branches in parallel. However, in practical serving scenarios, similar requests repeatedly induce overlapping candidate b…

  4. arXiv cs.AI TIER_1 English(EN) · Adrian Baule ·

    掩码扩散作为随机顺序吸附:并行解码的一个精确可解模型

    arXiv:2611.07845v1 Announce Type: cross Abstract: Masked diffusion models generate text by reversing a stochastic masking process. Unlike autoregressive LLMs, which generate text one token at a time, they can reveal many tokens in parallel, at the price of an error, since tokens …

  5. arXiv cs.AI TIER_1 English(EN) · Ekagra Ranjan, Bharat Venkitesh ·

    混合火花:让内容选择起草者的自适应推测解码

    arXiv:2611.05611v1 Announce Type: new Abstract: Speculative decoding (SD) speeds up large language model (LLM) serving, but its gain depends on the workload's \emph{shape}, such as batch size and context length, and on its \emph{content}. A model-based drafter proposes a short bl…

  6. arXiv cs.AI TIER_1 English(EN) · Hengjie Zhu, Dayan Wu, Xinze Liu, Peng Fu, Zheng Lin, Weiping Wang ·

    回顾:用于多模态推测解码的请求本地和持久化记忆的上下文感知预测回收

    arXiv:2611.05894v1 Announce Type: new Abstract: Recycling a target model's own predictions offers a training-free source of proposals for speculative decoding. In vision-language models, however, existing recycling indexes predictions by the last token alone, conflating predictio…

  7. arXiv cs.AI TIER_1 English(EN) · Baoyou Chen, Ruiqiao Mei, Guancong Lin, Tao Song, Weihao Yuan, Qun Liu, Siyu Zhu ·

    D3D:用于异步推测解码的解耦扩散草稿

    arXiv:2611.06425v1 Announce Type: new Abstract: Target-conditioned diffusion drafters predict candidate tokens in parallel, yet each new block must wait for updated target-model hidden states. This forces drafting and verification to run sequentially, limiting speedup even though…

  8. arXiv cs.LG TIER_1 English(EN) · Hoang Anh Duy Le, Huibing Dong, Alireza Khadem, Ziteng Sun, Xiang Song, Yizheng Huang, Soroush Radpour, Anshumali Shrivastava, Ye He ·

    给草稿一个第二次猜测的机会:投机性解码的并行再考虑

    arXiv:2611.05724v1 Announce Type: new Abstract: Speculative decoding accelerates large language model inference with a small drafter, whose per-guess acceptance rate determines the achievable speedup. Feature-level drafters share a design choice: every token, easy or hard, is dra…

  9. Hugging Face Daily Papers TIER_1 English(EN) ·

    HyFlash:一种用于设备上推测解码的前缀记忆先验

    Parallel block drafting accelerates speculative decoding by predicting multiple future positions in a single backbone pass, but on-device deployment constrains both drafter capacity and context storage. Under tight memory budgets, drafters must model long-range dependencies and f…

  10. Hugging Face Daily Papers TIER_1 English(EN) ·

    D3D:用于异步推测解码的解耦扩散草稿

    D3D is a standalone diffusion drafter that removes target-model hidden-state dependencies to enable asynchronous speculative decoding with high speedup.

  11. arXiv cs.CL TIER_1 English(EN) · Jihao Zhao, Shuaishuai Zu, Pengfei Li, Biao Qin, Guanghuan Fang, Ben Feng, Baochuan Yang ·

    TraceSpec:理解和改进LLM代理的推测解码

    arXiv:2610.41177v1 Announce Type: new Abstract: LLM agents execute tasks through repeated model calls over evolving histories of reasoning, actions, and tool feedback. Aggregate speculative-decoding metrics merge these distinct decisions, providing limited guidance on where draft…

  12. Hugging Face Daily Papers TIER_1 English(EN) ·

    SpecOPD:用于推测性解码的分支并行策略内蒸馏

    SpecOPD accelerates speculative decoding by parallelizing on-policy draft supervision across independent branches, improving acceptance length and training throughput across diverse model architectures and tasks.

  13. Hugging Face Daily Papers TIER_1 English(EN) ·

    SpecPilot:用于推测性解码的自主算法发现与系统优化

    SpecPilot autonomously discovers deployment-specific algorithms and system optimizations to maximize speculative decoding speedups across diverse models, drafters, and serving regimes without quality loss.

  14. arXiv cs.AI TIER_1 English(EN) · Abhishek Malvankar, Paul Castro, Nick Mitchell, Lionel Villard ·

    TableTune:用于动态推测解码的、可度量的、自纠正的草稿长度表

    arXiv:2610.38968v1 Announce Type: cross Abstract: Speculative decoding speeds up large language model (LLM) serving only while the GPU has spare compute, so the best draft length, the number of tokens a small drafter guesses per step, shrinks as the batch grows. vLLM lets operato…

  15. arXiv cs.AI TIER_1 English(EN) · Ekagra Ranjan, Komal K. Teru, Bharat Venkitesh, Acyr Locatelli ·

    稀疏MoE模型上的推测解码为何比预测效果更好

    arXiv:2610.38981v1 Announce Type: cross Abstract: Speculative decoding (SD) accelerates autoregressive inference by leveraging the memory bound nature of decoding, verifying multiple draft tokens in a single forward pass. For mixture-of-experts (MoE) models, prior work predicts a…

  16. arXiv cs.AI TIER_1 English(EN) · Bole Ma, Ayesha Afzal, Jan Eitzinger, Harald Koestler, Gerhard Wellein ·

    仅接受的 Token 计数:在延迟目标下的推测性解码的能源核算

    arXiv:2610.40287v1 Announce Type: cross Abstract: Large language model serving is limited by facility power. Energy per token determines how many tokens a datacenter can serve, while a latency target bounds how quickly each user receives them. During decode, every weight is read …

  17. arXiv cs.CV TIER_1 English(EN) · Hong Nie, Zhangchi Gao, Yuqian Liang, Jun Yu, Bo Wang, Jianqing Sun, Shengping Liu ·

    洞察关键信息,验证收益价值:面向视觉语言模型的负载自适应推测解码

    arXiv:2611.01617v2 Announce Type: replace-cross Abstract: Speculative decoding accelerates vision-language model (VLM) inference without altering the output distribution, yet two factors limit its gains. Existing drafters either lack the image evidence required for visually groun…

  18. dev.to — LLM tag TIER_1 한국어(KO) · Vidraft_lab ·

    接受长度增加 22.8%,但吞吐量仅增加 14.0%:如何使用 DSpine 卡指标和公共文件头读取投机解码草稿模型

    <h2> TL;DR </h2> <p>Tencent가 11월 7일 HF에 올린 <code>Qwen3.8-27B-DSpine-b16</code>은 Qwen3.8-27B의 속도를 높이기 위한 <strong>투기 디코딩 초안 모델</strong>입니다. 초안 모델이 한 번에 16토큰을 병렬로 제안하고, 큰 모델이 그것을 한꺼번에 검증하는 방식입니다. 카드에는 비교 대상인 DFlash2보다 수락 길이가 길다는 표와, 자기회귀 디코딩 대비 최대 3.84배라는 처리량 표가 있습니다.</p> <p>저희는 이 체…

  19. r/LocalLLaMA TIER_1 English(EN) · /u/pmttyji ·

    [论文] DSpine - Draft in Parallel, Condition Through Depth: Adjacent Causal Injection for Speculative Decoding - tencent

    <table> <tr><td> <a href="https://www.reddit.com/r/LocalLLaMA/comments/1xq9hf6/paper_dspine_draft_in_parallel_condition_through/"> <img alt="[Paper] DSpine - Draft in Parallel, Condition Through Depth: Adjacent Causal Injection for Speculative Decoding - tencent" src="https://pre…

  20. r/LocalLLaMA TIER_1 English(EN) · /u/pmttyji ·

    [论文] D3D:用于异步推测解码的解耦扩散草稿

    <table> <tr><td> <a href="https://www.reddit.com/r/LocalLLaMA/comments/1xq1y0y/paper_d3d_decoupled_diffusion_drafting_for/"> <img alt="[Paper] D3D: Decoupled Diffusion Drafting for Asynchronous Speculative Decoding" src="https://preview.redd.it/bey8i4gqn50i1.png?width=140&amp;hei…

  21. r/LocalLLaMA TIER_1 English(EN) · /u/pmttyji ·

    [论文] SpecOPD:用于投机解码的分支并行同策略蒸馏 - By Qwen

    <table> <tr><td> <a href="https://www.reddit.com/r/LocalLLaMA/comments/1xoo0pp/paper_specopd_branchparallel_onpolicy/"> <img alt="[Paper] SpecOPD: Branch-Parallel On-Policy Distillation for Speculative Decoding - By Qwen" src="https://preview.redd.it/nrft41x6stzh1.jpeg?width=140&…

  22. r/LocalLLaMA TIER_1 English(EN) · /u/pmttyji ·

    [论文] SpecPilot:用于推测解码的自主算法发现与系统优化 🚀🚀🚀

    <table> <tr><td> <a href="https://www.reddit.com/r/LocalLLaMA/comments/1xnjrgj/paper_specpilot_autonomous_algorithm_discovery/"> <img alt="[Paper] SpecPilot: Autonomous Algorithm Discovery and Systems Optimization for Speculative Decoding 🚀🚀🚀" src="https://preview.redd.it/lum688m…