中文
相关论文

相关论文: PoTPTQ: A Two-step Power-of-Two Post-training for …

200 篇论文

Diffusion large language models (dLLMs), which offer bidirectional context and flexible masked-denoising generation, are emerging as a compelling alternative to autoregressive (AR) LLMs. However, like AR LLMs, their model sizes continue to…

机器学习 · 计算机科学 2025-10-07 Tianao Zhang , Zhiteng Li , Xianglong Yan , Haotong Qin , Yong Guo , Yulun Zhang

A natural and intuitive idea in model quantization is to approximate each component's quantized output to match its original. Motivated by this idea, most layer-wise post-training quantization (PTQ) methods focus on weight approximation at…

机器学习 · 计算机科学 2026-01-28 Li Lin , Xiaojun Wan

Large language models (LLMs) require immense resources for training and inference. Quantization, a technique that reduces the precision of model parameters, offers a promising solution for improving LLM efficiency and sustainability. While…

机器学习 · 计算机科学 2025-02-18 Jacob Nielsen , Peter Schneider-Kamp , Lukas Galke

Post-Training Quantization (PTQ) is pivotal for deploying large language models (LLMs) within resource-limited settings by significantly reducing resource demands. However, existing PTQ strategies underperform at low bit levels < 3 bits due…

计算与语言 · 计算机科学 2025-01-31 Wanlong Liu , Yichen Xiao , Dingyi Zeng , Hongyang Zhao , Wenyu Chen , Malu Zhang

Large language models of high parameter counts are computationally expensive, yet can be made much more efficient by compressing their weights to very low numerical precision. This can be achieved either through post-training quantization…

机器学习 · 计算机科学 2025-04-21 Zifei Xu , Sayeh Sharify , Wanzin Yazar , Tristan Webb , Xin Wang

Post-training quantization (PTQ) reduces the memory footprint of LLMs by quantizing weights to low-precision datatypes. Since LLM inference is usually memory-bound, PTQ methods can improve inference throughput. Recent state-of-the-art PTQ…

机器学习 · 计算机科学 2025-06-19 Albert Tseng , Qingyao Sun , David Hou , Christopher De Sa

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

While transformer-based pre-trained language models (PLMs) have dominated a number of NLP applications, these models are heavy to deploy and expensive to use. Therefore, effectively compressing large-scale PLMs becomes an increasingly…

计算与语言 · 计算机科学 2023-06-02 Zhuocheng Gong , Jiahao Liu , Qifan Wang , Yang Yang , Jingang Wang , Wei Wu , Yunsen Xian , Dongyan Zhao , Rui Yan

Large language models (LLMs) face the challenges in fine-tuning and deployment due to their high memory demands and computational costs. While parameter-efficient fine-tuning (PEFT) methods aim to reduce the memory usage of the optimizer…

机器学习 · 计算机科学 2023-10-31 Jeonghoon Kim , Jung Hyun Lee , Sungdong Kim , Joonsuk Park , Kang Min Yoo , Se Jung Kwon , Dongsoo Lee

Large transformer models have demonstrated remarkable success. Post-training quantization (PTQ), which requires only a small dataset for calibration and avoids end-to-end retraining, is a promising solution for compressing these large…

机器学习 · 计算机科学 2024-02-09 Zhikai Li , Xuewen Liu , Jing Zhang , Qingyi Gu

We propose Additive Powers-of-Two~(APoT) quantization, an efficient non-uniform quantization scheme for the bell-shaped and long-tailed distribution of weights and activations in neural networks. By constraining all quantization levels as…

机器学习 · 计算机科学 2020-02-04 Yuhang Li , Xin Dong , Wei Wang

Several post-training quantization methods have been applied to large language models (LLMs), and have been shown to perform well down to 8-bits. We find that these methods break down at lower bit precision, and investigate quantization…

Large Language Models (LLMs) have achieved state-of-the-art performance across various language tasks but pose challenges for practical deployment due to their substantial memory requirements. Furthermore, the latest generative models…

机器学习 · 计算机科学 2023-08-22 Young Jin Kim , Rawn Henry , Raffy Fahim , Hany Hassan Awadalla

Large language models(LLMs) exhibit excellent performance across a variety of tasks, but they come with significant computational and storage costs. Quantizing these models is an effective way to alleviate this issue. However, existing…

机器学习 · 计算机科学 2023-11-14 Baisong Li , Xingwang Wang , Haixiao Xu

Chain-of-Thought (CoT) is a technique that guides Large Language Models (LLMs) to decompose complex tasks into multi-step reasoning through intermediate steps in natural language form. Briefly, CoT enables LLMs to think step by step.…

计算与语言 · 计算机科学 2023-10-19 Caoyun Fan , Jidong Tian , Yitian Li , Wenqing Chen , Hao He , Yaohui Jin

Large Language Models (LLMs) excel in NLP, but their demands hinder their widespread deployment. While Quantization-Aware Training (QAT) offers a solution, its extensive training costs make Post-Training Quantization (PTQ) a more practical…

计算与语言 · 计算机科学 2024-04-09 Jing Liu , Ruihao Gong , Xiuying Wei , Zhiwei Dong , Jianfei Cai , Bohan Zhuang

Finetuning large language models (LLMs) has been empirically effective on a variety of downstream tasks. Existing approaches to finetuning an LLM either focus on parameter-efficient finetuning, which only updates a small number of trainable…

机器学习 · 计算机科学 2024-01-17 Zhengxin Zhang , Dan Zhao , Xupeng Miao , Gabriele Oliaro , Qing Li , Yong Jiang , Zhihao Jia

While neural networks have advanced the frontiers in many applications, they often come at a high computational cost. Reducing the power and latency of neural network inference is key if we want to integrate modern networks into edge…

Methods based on weight compensation, which iteratively apply quantization and weight compensation to minimize the output error, have recently demonstrated remarkable success in quantizing Large Language Models (LLMs). The representative…

机器学习 · 计算机科学 2026-04-10 Shuaiting Li , Juncan Deng , Kedong Xu , Rongtao Deng , Hong Gu , Minghan Jiang , Haibin Shen , Kejie Huang

Quantization is an essential and popular technique for improving the accessibility of large language models (LLMs) by reducing memory usage and computational costs while maintaining performance. In this study, we apply 4-bit Group Scaling…