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Speculative decoding has proven to be an efficient solution to large language model (LLM) inference, where the small drafter predicts future tokens at a low cost, and the target model is leveraged to verify them in parallel. However, most…

计算与语言 · 计算机科学 2024-10-10 Zilin Xiao , Hongming Zhang , Tao Ge , Siru Ouyang , Vicente Ordonez , Dong Yu

Multimodal Large Language Models (MLLMs) enable interpretable multimedia forensics by generating textual rationales for forgery detection. However, processing dense visual sequences incurs high computational costs, particularly for…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Yingxin Lai , Zitong Yu , Jun Wang , Linlin Shen , Yong Xu , Xiaochun Cao

We present a practical system for privacy-aware large language model (LLM) inference that splits a transformer between a trusted local GPU and an untrusted cloud GPU, communicating only intermediate activations over the network. Our system…

密码学与安全 · 计算机科学 2026-02-20 Michael Cunningham

In modern large language models (LLMs), handling very long context lengths presents significant challenges as it causes slower inference speeds and increased memory costs. Additionally, most existing pre-trained LLMs fail to generalize…

计算与语言 · 计算机科学 2025-02-14 Heejun Lee , Geon Park , Jaduk Suh , Sung Ju Hwang

In spite of the great potential of large language models (LLMs) across various tasks, their deployment on resource-constrained devices remains challenging due to their excessive computational and memory demands. Quantization has emerged as…

机器学习 · 计算机科学 2025-02-28 Hao Mark Chen , Fuwen Tan , Alexandros Kouris , Royson Lee , Hongxiang Fan , Stylianos I. Venieris

The recent work Local Implicit Image Function (LIIF) and subsequent Implicit Neural Representation (INR) based works have achieved remarkable success in Arbitrary-Scale Super-Resolution (ASSR) by using MLP to decode Low-Resolution (LR)…

计算机视觉与模式识别 · 计算机科学 2024-04-26 Zongyao He , Zhi Jin

Large language models (LLMs) exhibit impressive natural language capabilities but suffer from hallucination -- generating content ungrounded in the realities of training data. Recent work has focused on decoding techniques to improve…

计算与语言 · 计算机科学 2024-04-16 Souvik Das , Lifeng Jin , Linfeng Song , Haitao Mi , Baolin Peng , Dong Yu

Large Language Model (LLM) inference is growing increasingly complex with the rise of Mixture-of-Experts (MoE) models and disaggregated architectures that decouple components like prefill/decode (PD) or attention/FFN (AF) for heterogeneous…

机器学习 · 计算机科学 2025-08-06 Yicheng Feng , Xin Tan , Kin Hang Sew , Yimin Jiang , Yibo Zhu , Hong Xu

Large Language Models (LLMs) are rapidly becoming critical infrastructure for enterprise applications, driving unprecedented demand for GPU-based inference services. A key operational challenge arises from the two-phase nature of LLM…

分布式、并行与集群计算 · 计算机科学 2026-02-04 Ruihan Lin , Zezhen Ding , Zean Han , Jiheng Zhang

As the Large Language Model (LLM) becomes increasingly important in various domains. However, the following challenges still remain unsolved in accelerating LLM inference: (1) Synchronized partial softmax update. The softmax operation…

机器学习 · 计算机科学 2024-01-08 Ke Hong , Guohao Dai , Jiaming Xu , Qiuli Mao , Xiuhong Li , Jun Liu , Kangdi Chen , Yuhan Dong , Yu Wang

Despite their impressive capacities, Large language models (LLMs) often struggle with the hallucination issue of generating inaccurate or fabricated content even when they possess correct knowledge. In this paper, we extend the exploration…

计算与语言 · 计算机科学 2025-02-06 Jialiang Wu , Yi Shen , Sijia Liu , Yi Tang , Sen Song , Xiaoyi Wang , Longjun Cai

Diffusion Large Language Models (dLLMs) have emerged as a promising alternative to autoregressive (AR) LLMs for text generation, with the potential to decode multiple tokens in a single iteration. However, none of the existing open-source…

机器学习 · 计算机科学 2025-08-14 Xu Wang , Chenkai Xu , Yijie Jin , Jiachun Jin , Hao Zhang , Zhijie Deng

Fine-tuning large language models (LLMs) for recommendation in a generative manner has delivered promising results, but encounters significant inference overhead due to autoregressive decoding in the language space. This work explores…

信息检索 · 计算机科学 2025-09-16 Chengbing Wang , Yang Zhang , Zhicheng Wang , Tianhao Shi , Keqin Bao , Fuli Feng , Tat-Seng Chua

The vast size of Large Language Models (LLMs) has prompted a search to optimize inference. One effective approach is dynamic inference, which adapts the architecture to the sample-at-hand to reduce the overall computational cost. We…

Speculative Decoding is a widely used technique to speed up inference for Large Language Models (LLMs) without sacrificing quality. When performing inference, speculative decoding uses a smaller draft model to generate speculative tokens…

机器学习 · 计算机科学 2025-02-06 Minghao Yan , Saurabh Agarwal , Shivaram Venkataraman

This tutorial presents a comprehensive introduction to Speculative Decoding (SD), an advanced technique for LLM inference acceleration that has garnered significant research interest in recent years. SD is introduced as an innovative…

计算与语言 · 计算机科学 2025-03-04 Heming Xia , Cunxiao Du , Yongqi Li , Qian Liu , Wenjie Li

One of the most striking findings in modern research on large language models (LLMs) is that scaling up compute during training leads to better results. However, less attention has been given to the benefits of scaling compute during…

Large Language Models (LLMs) have achieved remarkable performance across a wide variety of natural language tasks; however, their large size makes their inference slow and computationally expensive. Focusing on this problem, we propose to…

计算与语言 · 计算机科学 2023-11-08 Neeraj Varshney , Agneet Chatterjee , Mihir Parmar , Chitta Baral

Parallel decoding methods such as Jacobi decoding show promise for more efficient LLM inference as it breaks the sequential nature of the LLM decoding process and transforms it into parallelizable computation. However, in practice, it…

计算与语言 · 计算机科学 2024-06-14 Siqi Kou , Lanxiang Hu , Zhezhi He , Zhijie Deng , Hao Zhang

Autoregressive decoding of large language models (LLMs) is memory bandwidth bounded, resulting in high latency and significant wastes of the parallel processing power of modern accelerators. Existing methods for accelerating LLM decoding…

机器学习 · 计算机科学 2024-02-06 Yichao Fu , Peter Bailis , Ion Stoica , Hao Zhang