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相关论文: Retrieval meets Long Context Large Language Models

200 篇论文

A common way to extend the memory of large language models (LLMs) is by retrieval augmented generation (RAG), which inserts text retrieved from a larger memory into an LLM's context window. However, the context window is typically limited…

计算与语言 · 计算机科学 2025-02-14 Marc Pickett , Jeremy Hartman , Ayan Kumar Bhowmick , Raquib-ul Alam , Aditya Vempaty

Large Language Models (LLMs) exhibit emerging in-context learning abilities through prompt engineering. The recent progress in large-scale generative models has further expanded their use in real-world language applications. However, the…

计算与语言 · 计算机科学 2024-04-12 Linyi Yang , Shuibai Zhang , Zhuohao Yu , Guangsheng Bao , Yidong Wang , Jindong Wang , Ruochen Xu , Wei Ye , Xing Xie , Weizhu Chen , Yue Zhang

Large Language Models (LLMs) have demonstrated a remarkable potential in medical knowledge acquisition and question-answering. However, LLMs can potentially hallucinate and yield factually incorrect outcomes, even with domain-specific…

计算与语言 · 计算机科学 2024-07-01 Junda Wang , Zhichao Yang , Zonghai Yao , Hong Yu

The rise of large language models (LLMs) has significantly transformed both the construction and application of information retrieval (IR) systems. However, current interactions between IR systems and LLMs remain limited, with LLMs merely…

信息检索 · 计算机科学 2024-11-05 Qiaoyu Tang , Jiawei Chen , Zhuoqun Li , Bowen Yu , Yaojie Lu , Cheng Fu , Haiyang Yu , Hongyu Lin , Fei Huang , Ben He , Xianpei Han , Le Sun , Yongbin Li

Retrieval-Augmented Generation (RAG) couples document retrieval with large language models (LLMs). While scaling generators often improves accuracy, it also increases inference and deployment overhead. We study an orthogonal axis: enlarging…

信息检索 · 计算机科学 2026-04-29 Jingjie Ning , Yibo Kong , Yunfan Long , Jamie Callan

In this paper, we focus on methods to reduce the size and improve the quality of the prompt context required for question-answering systems. Attempts to increase the number of retrieved chunked documents and thereby enlarge the context…

信息检索 · 计算机科学 2024-07-02 Vitaly Bulgakov

Retrieving documents and prepending them in-context at inference time improves performance of language model (LMs) on a wide range of tasks. However, these documents, often spanning hundreds of words, make inference substantially more…

计算与语言 · 计算机科学 2023-10-09 Fangyuan Xu , Weijia Shi , Eunsol Choi

The limited context window of contemporary large language models (LLMs) remains a huge barrier to their broader application across various domains. While continual pre-training on long-context data is a straightforward and effective…

计算与语言 · 计算机科学 2024-10-28 Wei Han , Pan Zhou , Soujanya Poria , Shuicheng Yan

The integration of retrieved passages and large language models (LLMs), such as ChatGPTs, has significantly contributed to improving open-domain question answering. However, there is still a lack of exploration regarding the optimal…

信息检索 · 计算机科学 2024-04-09 Ye Liu , Semih Yavuz , Rui Meng , Meghana Moorthy , Shafiq Joty , Caiming Xiong , Yingbo Zhou

The existing Retrieval-Augmented Generation (RAG) systems face significant challenges in terms of cost and effectiveness. On one hand, they need to encode the lengthy retrieved contexts before responding to the input tasks, which imposes…

计算与语言 · 计算机科学 2024-09-25 Zheng Liu , Chenyuan Wu , Ninglu Shao , Shitao Xiao , Chaozhuo Li , Defu Lian

We present LongQLoRA, an efficient and effective method to extend context length of large language models with less training resources. LongQLoRA combines the advantages of Position Interpolation, QLoRA and Shift Short Attention of…

计算与语言 · 计算机科学 2023-11-10 Jianxin Yang

This paper studies retrieval-augmented approaches for personalizing large language models (LLMs), which potentially have a substantial impact on various applications and domains. We propose the first attempt to optimize the retrieval models…

计算与语言 · 计算机科学 2024-04-19 Alireza Salemi , Surya Kallumadi , Hamed Zamani

While auxiliary information has become a key to enhancing Large Language Models (LLMs), relatively little is known about how LLMs merge these contexts, specifically contexts generated by LLMs and those retrieved from external sources. To…

计算与语言 · 计算机科学 2024-06-13 Hexiang Tan , Fei Sun , Wanli Yang , Yuanzhuo Wang , Qi Cao , Xueqi Cheng

Modern Large Language Model (LLM) systems typically rely on Retrieval Augmented Generation (RAG) which aims to gather context that is useful for response generation. These RAG systems typically optimize strictly towards retrieving context…

信息检索 · 计算机科学 2025-04-11 Will LeVine , Bijan Varjavand

Existing multilingual long-context benchmarks, often based on the popular needle-in-a-haystack test, primarily evaluate a model's ability to locate specific information buried within irrelevant texts. However, such a retrieval-centric…

计算与语言 · 计算机科学 2025-04-18 Amey Hengle , Prasoon Bajpai , Soham Dan , Tanmoy Chakraborty

Using tools by Large Language Models (LLMs) is a promising avenue to extend their reach beyond language or conversational settings. The number of tools can scale to thousands as they enable accessing sensory information, fetching updated…

信息检索 · 计算机科学 2024-12-06 Mohammad Kachuee , Sarthak Ahuja , Vaibhav Kumar , Puyang Xu , Xiaohu Liu

Large Language Models (LLMs) are increasingly deployed for personalized product recommendations, with practitioners commonly assuming that longer user purchase histories lead to better predictions. We challenge this assumption through a…

信息检索 · 计算机科学 2026-01-29 Kargi Chauhan , Mahalakshmi Venkateswarlu

In long context scenarios, large language models (LLMs) face three main challenges: higher computational cost, performance reduction, and position bias. Research indicates that LLM performance hinges on the density and position of key…

计算与语言 · 计算机科学 2024-08-13 Huiqiang Jiang , Qianhui Wu , Xufang Luo , Dongsheng Li , Chin-Yew Lin , Yuqing Yang , Lili Qiu

Large language models (LLMs), with advanced linguistic capabilities, have been employed in reranking tasks through a sequence-to-sequence approach. In this paradigm, multiple passages are reranked in a listwise manner and a textual reranked…

信息检索 · 计算机科学 2024-11-08 Ruiyang Ren , Yuhao Wang , Kun Zhou , Wayne Xin Zhao , Wenjie Wang , Jing Liu , Ji-Rong Wen , Tat-Seng Chua