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One of the prominent issues stifling the current generation of large language models is their limited context length. Recent proprietary models such as GPT-4 and Claude 2 have introduced longer context lengths, 8k/32k and 100k,…

计算与语言 · 计算机科学 2024-10-04 Kian Ahrabian , Alon Benhaim , Barun Patra , Jay Pujara , Saksham Singhal , Xia Song

Column Type Annotation (CTA) is a fundamental step towards enabling schema alignment and semantic understanding of tabular data. Existing encoder-only language models achieve high accuracy when fine-tuned on labeled columns, but their…

数据库 · 计算机科学 2025-12-30 Hanze Meng , Jianhao Cao , Rachel Pottinger

Large language models (LLMs) exhibit outstanding performance in machine translation via in-context learning. In contrast to sentence-level translation, document-level translation (DOCMT) by LLMs based on in-context learning faces two major…

计算与语言 · 计算机科学 2024-06-12 Menglong Cui , Jiangcun Du , Shaolin Zhu , Deyi Xiong

To extend the context length of Transformer-based large language models (LLMs) and improve comprehension capabilities, we often face limitations due to computational resources and bounded memory storage capacity. This work introduces a…

计算与语言 · 计算机科学 2024-06-11 Chensen Huang , Guibo Zhu , Xuepeng Wang , Yifei Luo , Guojing Ge , Haoran Chen , Dong Yi , Jinqiao Wang

Scaling language models to handle longer contexts introduces substantial memory challenges due to the growing cost of key-value (KV) caches. Motivated by the efficiency gains of hybrid models and the broad availability of pretrained large…

计算与语言 · 计算机科学 2026-05-19 Xuan Zhang , Fengzhuo Zhang , Cunxiao Du , Chao Du , Tianyu Pang , Wei Gao , Min Lin

Recent shifts in the space of large language model (LLM) research have shown an increasing focus on novel architectures to compete with prototypical Transformer-based models that have long dominated this space. Linear recurrent models have…

计算与语言 · 计算机科学 2025-07-24 Xinyu Wang , Linrui Ma , Jerry Huang , Peng Lu , Prasanna Parthasarathi , Xiao-Wen Chang , Boxing Chen , Yufei Cui

Large Language Models (LLMs) often exhibit substantially shorter effective context lengths than their claimed capacities, especially when handling complex reasoning tasks that require integrating information from multiple parts of a long…

计算与语言 · 计算机科学 2025-03-14 Yuwei Zhang , Jayanth Srinivasa , Gaowen Liu , Jingbo Shang

Pre-trained language models demonstrate general intelligence and common sense, but long inputs quickly become a bottleneck for memorizing information at inference time. We resurface a simple method, Memorizing Transformers (Wu et al.,…

机器学习 · 计算机科学 2024-06-05 Phoebe Klett , Thomas Ahle

We present a novel attention mechanism: Causal Attention (CATT), to remove the ever-elusive confounding effect in existing attention-based vision-language models. This effect causes harmful bias that misleads the attention module to focus…

计算机视觉与模式识别 · 计算机科学 2021-03-08 Xu Yang , Hanwang Zhang , Guojun Qi , Jianfei Cai

In this work, we present a generalized formulation of the Transformer algorithm by reinterpreting its core mechanisms within the framework of Path Integral formalism. In this perspective, the attention mechanism is recast as a process that…

高能物理 - 唯象学 · 物理学 2025-05-02 Won-Gi Paeng , Daesuk Kwon , Kyungwon Jeong , Honggyo Suh

Today's large language models (LLMs) typically train on short text segments (e.g., <4K tokens) due to the quadratic complexity of their Transformer architectures. As a result, their performance suffers drastically on inputs longer than…

计算与语言 · 计算机科学 2024-06-26 Chi Han , Qifan Wang , Hao Peng , Wenhan Xiong , Yu Chen , Heng Ji , Sinong Wang

Large language models (LLMs) with extended context windows enable tasks requiring extensive information integration but are limited by the scarcity of high-quality, diverse datasets for long-context instruction tuning. Existing data…

计算与语言 · 计算机科学 2025-02-25 Jiaxi Li , Xingxing Zhang , Xun Wang , Xiaolong Huang , Li Dong , Liang Wang , Si-Qing Chen , Wei Lu , Furu Wei

Large Language Models (LLMs) face limitations due to the high demand on GPU memory and computational resources when handling long contexts. While sparsify the Key-Value (KV) cache of transformer model is a typical strategy to alleviate…

机器学习 · 计算机科学 2024-02-06 Yumeng Wang , Zhenyang Xiao

Long-context transformers face significant efficiency challenges due to the quadratic cost of self-attention. However, many modern applications-from multi-turn dialogue to high-resolution vision-require contexts spanning tens of thousands…

机器学习 · 计算机科学 2025-05-20 Jacob Fein-Ashley , Neelesh Gupta , Rajgopal Kannan , Viktor Prasanna

The Transformer translation model (Vaswani et al., 2017) based on a multi-head attention mechanism can be computed effectively in parallel and has significantly pushed forward the performance of Neural Machine Translation (NMT). Though…

计算与语言 · 计算机科学 2020-06-26 Hongfei Xu , Josef van Genabith , Deyi Xiong , Qiuhui Liu , Jingyi Zhang

Transformers have profoundly influenced AI research, but explaining their decisions remains challenging -- even for relatively simpler tasks such as classification -- which hinders trust and safe deployment in real-world applications.…

计算与语言 · 计算机科学 2025-07-30 Sungmin Han , Jeonghyun Lee , Sangkyun Lee

Finding preferences expressed in natural language is an important but challenging task. State-of-the-art(SotA) methods leverage transformer-based models such as BERT, RoBERTa, etc. and graph neural architectures such as graph attention…

计算与语言 · 计算机科学 2023-10-13 Inwon Kang , Sikai Ruan , Tyler Ho , Jui-Chien Lin , Farhad Mohsin , Oshani Seneviratne , Lirong Xia

Large language models (LLMs) exhibit a strong capacity for in-context learning: Given labeled examples, they can generate good predictions without parameter updates. However, many interactive settings go beyond static prediction to online…

机器学习 · 计算机科学 2026-05-12 Emile Anand , Abdullah Ateyeh , Xinyuan Cao , Max Dabagia

Transformer-based language models (LMs) are powerful and widely-applicable tools, but their usefulness is constrained by a finite context window and the expensive computational cost of processing long text documents. We propose to adapt…

计算与语言 · 计算机科学 2023-11-07 Alexis Chevalier , Alexander Wettig , Anirudh Ajith , Danqi Chen

Scaling language models to longer contexts is essential for capturing rich dependencies across extended discourse. However, na\"ive context extension imposes significant computational and memory burdens, often resulting in inefficiencies…

计算与语言 · 计算机科学 2026-02-03 Wenhao Li , Bangcheng Sun , Weihao Ye , Tianyi Zhang , Daohai Yu , Fei Chao , Rongrong Ji