English
Related papers

Related papers: FPTQuant: Function-Preserving Transforms for LLM Q…

200 papers

Large language models (LLMs) have wide applications in the field of natural language processing(NLP), such as GPT-4 and Llama. However, with the exponential growth of model parameter sizes, LLMs bring significant resource overheads. Low-bit…

Computation and Language · Computer Science 2025-02-27 Liangdong Liu , Zhitong Zheng , Cong Wang , Tianhuang Su , Zhenyu Yang

Transformer-based language models utilize the attention mechanism for substantial performance improvements in almost all natural language processing (NLP) tasks. Similar attention structures are also extensively studied in several other…

Computation and Language · Computer Science 2023-05-17 Nurullah Sevim , Ege Ozan Özyedek , Furkan Şahinuç , Aykut Koç

Post-Training Quantization (PTQ) is crucial for efficient model deployment, yet its effectiveness on Ascend NPU remains under-explored compared to GPU architectures. This paper presents a case study of representative PTQ baselines applied…

Machine Learning · Computer Science 2026-02-23 Yuchen Luo , Fangyue Zhu , Ruining Zhou , Mingzhe Huang , Jian Zhu , Fanyu Fan , Wei Shao

Post-training quantization (PTQ) has emerged as a widely adopted technique for compressing and accelerating Large Language Models (LLMs). The major challenge in LLM quantization is that uneven and heavy-tailed data distributions can expand…

Machine Learning · Computer Science 2025-01-27 Xing Hu , Yuan Cheng , Dawei Yang , Zukang Xu , Zhihang Yuan , Jiangyong Yu , Chen Xu , Zhe Jiang , Sifan Zhou

Weight-only quantization is important for compressing Large Language Models (LLMs). Inspired by the spirit of classical magnitude pruning, we study whether the magnitude of weight updates during reasoning-incentivized fine-tuning can…

Machine Learning · Computer Science 2026-02-04 Nan Zhang , Eugene Kwek , Yusen Zhang , Muyu Pan , Suhang Wang , Prasenjit Mitra , Rui Zhang

We present SmoothRot, a novel post-training quantization technique to enhance the efficiency of 4-bit quantization in Large Language Models (LLMs). SmoothRot addresses the critical challenge of massive activation outliers, by integrating…

Computation and Language · Computer Science 2025-07-30 Patrik Czakó , Gábor Kertész , Sándor Szénási

Large language models (LLMs) have transformed natural language processing but pose significant challenges for real-world deployment. These models necessitate considerable computing resources, which can be costly and frequently unavailable.…

Computation and Language · Computer Science 2025-02-17 Xiliang Zhu , Elena Khasanova , Cheng Chen

Quantization is an indispensable technique for serving Large Language Models (LLMs) and has recently found its way into LoRA fine-tuning. In this work we focus on the scenario where quantization and LoRA fine-tuning are applied together on…

Computation and Language · Computer Science 2023-11-29 Yixiao Li , Yifan Yu , Chen Liang , Pengcheng He , Nikos Karampatziakis , Weizhu Chen , Tuo Zhao

Vision-Language-Action (VLA) models exhibit remarkable action generation for embodied intelligence, but their heavy compute make deployment on edge platforms impractical. Aggressive, sub-4-bit weight quantization is the natural solution,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Arash Akbari , Arman Akbari , Masih Eskandar , Qitao Tan , Yixiao Chen , Jingwu Luo , Bertha Pangaribuan , Liyun Zhang , Jennifer Dy , Geng Yuan , Xue Lin , Gaowen Liu , Stratis Ioannidis , Yanzhi Wang

In recent years, Large Language Models (LLMs) have made significant strides towards Artificial General Intelligence. However, training these models from scratch requires substantial computational resources and vast amounts of text data. In…

Computation and Language · Computer Science 2024-10-03 Wenzhen Zheng , Wenbo Pan , Xu Xu , Libo Qin , Li Yue , Ming Zhou

Weight-only quantization has become a standard approach for efficiently serving large language models (LLMs). However, existing methods fail to efficiently compress models to binary (1-bit) levels, as they either require large amounts of…

Machine Learning · Computer Science 2026-05-19 Hyochan Chong , Dongkyu Kim , Changdong Kim , Minseop Choi

We introduce the Byte Latent Transformer (BLT), a new byte-level LLM architecture that, for the first time, matches tokenization-based LLM performance at scale with significant improvements in inference efficiency and robustness. BLT…

Quantization effectively reduces the serving costs of Large Language Models (LLMs) by speeding up data movement through compressed parameters and enabling faster operations via integer arithmetic. However, activating integer arithmetic…

Machine Learning · Computer Science 2025-06-04 Patrik Czakó , Gábor Kertész , Sándor Szénási

The quantization of large language models (LLMs) is crucial for deploying them on devices with limited computational resources. While advanced quantization algorithms offer improved performance compared to the basic linear quantization,…

Machine Learning · Computer Science 2025-03-12 Jaewoo Song , Fangzhen Lin

Large language models (LLMs) have significantly advanced the natural language processing paradigm but impose substantial demands on memory and computational resources. Quantization is one of the most effective ways to reduce memory…

Machine Learning · Computer Science 2025-04-29 Xilong Xie , Liang Wang , Limin Xiao , Meng Han , Lin Sun , Shuai Zheng , Xiangrong Xu

One of the challenges of quantizing a large language model (LLM) is the presence of outliers. Outliers often make uniform quantization schemes less effective, particularly in extreme cases such as 4-bit quantization. We introduce KurTail, a…

Machine Learning · Computer Science 2025-03-04 Mohammad Sadegh Akhondzadeh , Aleksandar Bojchevski , Evangelos Eleftheriou , Martino Dazzi

Large Language Models (LLMs) demand significant computational resources, making it essential to enhance their capabilities without retraining from scratch. A key challenge in this domain is \textit{catastrophic forgetting} (CF), which…

Machine Learning · Computer Science 2025-01-31 Haichao Wei , Yunxiang Ren , Zhoutong Fu , Aman Lunia , Yi-Lin Chen , Alice Leung , Ya Xu

Large language models (LLMs) deliver strong performance, but their high compute and memory costs make deployment difficult in resource-constrained scenarios. Weight-only post-training quantization (PTQ) is appealing, as it reduces memory…

Machine Learning · Computer Science 2026-02-09 Xianglong Yan , ChengZhu Bao , Zhiteng Li , Tianao Zhang , Shaoqiu Zhang , Ruobing Xie , Samm Sun , Yulun Zhang

Reasoning models excel at complex tasks such as coding and mathematics, yet their inference is often slow and token-inefficient. To improve the inference efficiency, post-training quantization (PTQ) usually comes with the cost of large…

Machine Learning · Computer Science 2026-01-22 Keyu Lv , Manyi Zhang , Xiaobo Xia , Jingchen Ni , Shannan Yan , Xianzhi Yu , Lu Hou , Chun Yuan , Haoli Bai

Large language models (LLMs) demand extensive memory capacity during both fine-tuning and inference. To enable memory-efficient fine-tuning, existing methods apply block-wise quantization techniques, such as NF4 and AF4, to the network…

Machine Learning · Computer Science 2025-05-13 Patrick Blumenberg , Thomas Graave , Tim Fingscheidt