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相关论文: Reducing Transformer Key-Value Cache Size with Cro…

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This work studies how to adaptively recompute key-value (KV) caches for diffusion large language models (DLMs) to maximize prediction accuracy while minimizing decoding latency. Prior methods' decoders recompute QKV for all tokens at every…

计算与语言 · 计算机科学 2025-12-30 Quan Nguyen-Tri , Mukul Ranjan , Zhiqiang Shen

KV cache eviction has emerged as an effective solution to alleviate resource constraints faced by LLMs in long-context scenarios. However, existing token-level eviction methods often overlook two critical aspects: (1) their irreversible…

机器学习 · 计算机科学 2026-01-21 Yi Zhao , Yajuan Peng , Cam-Tu Nguyen , Zuchao Li , Xiaoliang Wang , Hai Zhao , Xiaoming Fu

The Key-Value (KV) cache is crucial for efficient Large Language Models (LLMs) inference, but excessively long contexts drastically increase KV cache memory footprint. Existing KV cache compression methods typically rely on input-side…

计算与语言 · 计算机科学 2026-03-13 Zhenxu Tian , Yi Su , Juntao Li , Min Zhang

Transformer models have driven breakthroughs across various language tasks by their strong capability to learn rich contextual representations. Scaling them to improve representation, however, often demands substantial memory and compute…

机器学习 · 计算机科学 2025-10-24 Zhoutong Wu , Yuan Zhang , Yiming Dong , Chenheng Zhang , Cong Fang , Kun Yuan , Zhouchen Lin

Under modern test-time compute and agentic paradigms, language models process ever-longer sequences. Efficient text generation with transformer architectures is increasingly constrained by the Key-Value cache memory footprint and bandwidth.…

The key-value (KV) cache is the dominant memory bottleneck during Transformer inference, yet little is known theoretically about how aggressively it can be compressed before multi-step reasoning degrades. We study this through $k$-hop…

机器学习 · 计算机科学 2026-04-21 Xiao Wang

With the development of large language models (LLMs), efficient inference through Key-Value (KV) cache compression has attracted considerable attention, especially for long-context generation. To compress the KV cache, recent methods…

计算与语言 · 计算机科学 2025-10-28 Qingyue Yang , Jie Wang , Xing Li , Zhihai Wang , Chen Chen , Lei Chen , Xianzhi Yu , Wulong Liu , Jianye Hao , Mingxuan Yuan , Bin Li

Large Language Models (LLMs) have made significant strides in natural language processing and generation, yet their ability to handle long-context input remains constrained by the quadratic complexity of attention computation and…

计算与语言 · 计算机科学 2025-06-16 Manlai Liang , Wanyi Huang , Mandi Liu , Huaijun Li , Jinlong Li

The computational difficulties of large language model (LLM) inference remain a significant obstacle to their widespread deployment. The need for many applications to support long input sequences and process them in large batches typically…

机器学习 · 计算机科学 2024-09-05 Luka Ribar , Ivan Chelombiev , Luke Hudlass-Galley , Charlie Blake , Carlo Luschi , Douglas Orr

Since Transformer has found widespread use in NLP, the potential of Transformer in CV has been realized and has inspired many new approaches. However, the computation required for replacing word tokens with image patches for Transformer…

计算机视觉与模式识别 · 计算机科学 2021-06-11 Hezheng Lin , Xing Cheng , Xiangyu Wu , Fan Yang , Dong Shen , Zhongyuan Wang , Qing Song , Wei Yuan

Accommodating long sequences efficiently in autoregressive Transformers, especially within an extended context window, poses significant challenges due to the quadratic computational complexity and substantial KV memory requirements…

计算与语言 · 计算机科学 2024-06-25 Chao Lou , Zixia Jia , Zilong Zheng , Kewei Tu

Large language models (LLMs) utilize key-value (KV) cache to store historical information during sequence processing. The size of KV cache grows linearly as the length of the sequence extends, which seriously affects memory usage and…

计算与语言 · 计算机科学 2026-01-16 Yijun Liu , Yixuan Wang , Yuzhuang Xu , Shiyu Ji , Yang Xu , Qingfu Zhu , Wanxiang Che

The current large language models are mainly based on decode-only structure transformers, which have great in-context learning (ICL) capabilities. It is generally believed that the important foundation of its ICL capability is the induction…

计算与语言 · 计算机科学 2024-12-06 Mingyu Xu , Wei Cheng , Bingning Wang , Weipeng Chen

The impressive capabilities of Large Language Models (LLMs) come at the cost of substantial computational resources during deployment. While KV Cache can significantly reduce recomputation during inference, it also introduces additional…

计算与语言 · 计算机科学 2025-05-19 Yi Su , Yuechi Zhou , Quantong Qiu , Juntao Li , Qingrong Xia , Ping Li , Xinyu Duan , Zhefeng Wang , Min Zhang

Grouped-query attention (GQA) has been widely adopted in LLMs to mitigate the complexity of multi-head attention (MHA). To transform an MHA to a GQA, neighbour queries in MHA are evenly split into groups where each group shares the value…

机器学习 · 计算机科学 2024-06-24 Yuang Chen , Cheng Zhang , Xitong Gao , Robert D. Mullins , George A. Constantinides , Yiren Zhao

While the Self-Attention mechanism in the Transformer model has proven to be effective in many domains, we observe that it is less effective in more diverse settings (e.g. multimodality) due to the varying granularity of each token and the…

计算机视觉与模式识别 · 计算机科学 2024-06-06 Wayner Barrios , SouYoung Jin

Large Language Models struggle with memory demands from the growing Key-Value (KV) cache as context lengths increase. Existing compression methods homogenize head dimensions or rely on attention-guided token pruning, often sacrificing…

计算与语言 · 计算机科学 2025-06-16 Xiaoran Liu , Siyang He , Qiqi Wang , Ruixiao Li , Yuerong Song , Zhigeng Liu , Linlin Li , Qun Liu , Zengfeng Huang , Qipeng Guo , Ziwei He , Xipeng Qiu

With the rise of Transformer models in NLP and CV domain, Multi-Head Attention has been proven to be a game-changer. However, its expensive computation poses challenges to the model throughput and efficiency, especially for the long…

图像与视频处理 · 电气工程与系统科学 2024-04-12 Jiing-Ping Wang , Ming-Guang Lin , An-Yeu , Wu

Long-context reasoning is a critical capability of large language models (LLMs), enabling applications such as long-document understanding, summarization, and code generation. However, efficient autoregressive inference relies on the…

计算与语言 · 计算机科学 2026-04-28 Zahra Dehghanighobadi , Asja Fischer

Large language models (LLMs) have demonstrated remarkable performance, but their long-context reasoning remains constrained by the excessive memory required for the Key-Value (KV) cache. This makes KV cache compression a critical step…

机器学习 · 计算机科学 2025-09-30 Xianglong Yan , Zhiteng Li , Tianao Zhang , Haotong Qin , Linghe Kong , Yulun Zhang , Xiaokang Yang