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Large language models (LLMs) have triggered a new stream of research focusing on compressing the context length to reduce the computational cost while ensuring the retention of helpful information for LLMs to answer the given question.…

Computation and Language · Computer Science 2024-12-20 Barys Liskavets , Maxim Ushakov , Shuvendu Roy , Mark Klibanov , Ali Etemad , Shane Luke

Answering financial questions is often treated as an information retrieval problem. In practice, however, much of the relevant information is already available in curated vendor systems, especially for quantitative analysis. We study…

Information Retrieval · Computer Science 2026-03-24 Sasan Mansouri , Edoardo Pilla , Mark Wahrenburg , Fabian Woebbeking

Despite the recent success of Large Language Models (LLMs), it remains challenging to feed LLMs with long prompts due to the fixed size of LLM inputs. As a remedy, prompt compression becomes a promising solution by removing redundant tokens…

Computation and Language · Computer Science 2025-01-06 Ziyang Yu , Yuyu Liu

Large language models hold considerable promise for various applications, but their computational requirements create a barrier that many institutions cannot overcome. A single session using a 70-billion-parameter model can cost around $127…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Zuhair Ahmed Khan Taha , Mohammed Mudassir Uddin , Shahnawaz Alam

Efficient long-context LLM deployment is stalled by a dichotomy between amortized compression, which struggles with out-of-distribution generalization, and Test-Time Training, which incurs prohibitive synthetic data costs and requires…

Machine Learning · Computer Science 2026-02-26 Zeju Li , Yizhou Zhou , Qiang Xu

Most of the existing information extraction frameworks (Wadden et al., 2019; Veysehet al., 2020) focus on sentence-level tasks and are hardly able to capture the consolidated information from a given document. In our endeavour to generate…

Computation and Language · Computer Science 2021-06-22 Debanjana Kar , Sudeshna Sarkar , Pawan Goyal

Large language model editing methods frequently suffer from overfitting, wherein factual updates can propagate beyond their intended scope, overemphasizing the edited target even when it's contextually inappropriate. To address this…

Artificial Intelligence · Computer Science 2025-05-27 Haitian Zhong , Yuhuan Liu , Ziyang Xu , Guofan Liu , Qiang Liu , Shu Wu , Zhe Zhao , Liang Wang , Tieniu Tan

Retrieval-augmented generation (RAG) frameworks enable large language models (LLMs) to retrieve relevant information from a knowledge base and incorporate it into the context for generating responses. This mitigates hallucinations and…

Computation and Language · Computer Science 2024-04-09 Pouria Rouzrokh , Shahriar Faghani , Cooper U. Gamble , Moein Shariatnia , Bradley J. Erickson

One of the first steps in many text-based social science studies is to retrieve documents that are relevant for the analysis from large corpora of otherwise irrelevant documents. The conventional approach in social science to address this…

Information Retrieval · Computer Science 2022-05-04 Sandra Wankmüller

Reading comprehension models answer questions posed in natural language when provided with a short passage of text. They present an opportunity to address a long-standing challenge in data management: the extraction of structured data from…

Information Retrieval · Computer Science 2024-08-20 Qiming Wang , Raul Castro Fernandez

Documents are central to many business systems, and include forms, reports, contracts, invoices or purchase orders. The information in documents is typically in natural language, but can be organized in various layouts and formats. There…

Information Retrieval · Computer Science 2021-10-08 Sumit Shekhar , Bhanu Prakash Reddy Guda , Ashutosh Chaubey , Ishan Jindal , Avneet Jain

Efficient context compression is crucial for improving the accuracy and scalability of question answering. For the efficiency of Retrieval Augmented Generation, context should be delivered fast, compact, and precise to ensure clue…

Computation and Language · Computer Science 2026-03-11 Thao Do , Dinh Phu Tran , An Vo , Seon Kwon Kim , Daeyoung Kim

Context compression aims to shorten long context inputs with minimal information loss for LLM inference acceleration. While existing methods have shown promise, they typically rely on complex compression modules or compression-specific…

Artificial Intelligence · Computer Science 2026-05-28 Guoxin Ma , Yibing Liu , Chengzhengxu Li , Yu Liang , Yan Wang , Yueyang Zhang , Kecheng Chen , Zhaohan Zhang , Zhiyuan Sun , Daiting Shi

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…

Computation and Language · Computer Science 2025-07-24 Xinyu Wang , Linrui Ma , Jerry Huang , Peng Lu , Prasanna Parthasarathi , Xiao-Wen Chang , Boxing Chen , Yufei Cui

Composing knowledge from multiple pieces of texts is a key challenge in multi-hop question answering. We present a multi-hop reasoning dataset, Question Answering via Sentence Composition(QASC), that requires retrieving facts from a large…

Computation and Language · Computer Science 2020-02-06 Tushar Khot , Peter Clark , Michal Guerquin , Peter Jansen , Ashish Sabharwal

Given the growing trend of many organizations integrating Retrieval Augmented Generation (RAG) into their operations, we assess RAG on domain-specific data and test state-of-the-art models across various optimization techniques. We…

Artificial Intelligence · Computer Science 2024-11-14 Anum Afzal , Juraj Vladika , Gentrit Fazlija , Andrei Staradubets , Florian Matthes

Retrieval-augmented generation (RAG) methods encounter difficulties when addressing complex questions like multi-hop queries. While iterative retrieval methods improve performance by gathering additional information, current approaches…

Computation and Language · Computer Science 2024-09-27 Ziyuan Zhuang , Zhiyang Zhang , Sitao Cheng , Fangkai Yang , Jia Liu , Shujian Huang , Qingwei Lin , Saravan Rajmohan , Dongmei Zhang , Qi Zhang

Current language models often fail to incorporate long contexts efficiently during generation. We show that a major contributor to this issue are attention priors that are likely learned during pre-training: relevant information located…

Computation and Language · Computer Science 2023-10-04 Alexander Peysakhovich , Adam Lerer

Effective knowledge management is critical for preserving institutional expertise and improving the efficiency of workforce training in state transportation agencies. Traditional approaches, such as static documentation, classroom-based…

Computation and Language · Computer Science 2026-03-05 Divija Amaram , Lu Gao , Gowtham Reddy Gudla , Tejaswini Sanjay Katale

Large language models (LLMs) have been applied in various applications due to their astonishing capabilities. With advancements in technologies such as chain-of-thought (CoT) prompting and in-context learning (ICL), the prompts fed to LLMs…

Computation and Language · Computer Science 2023-12-07 Huiqiang Jiang , Qianhui Wu , Chin-Yew Lin , Yuqing Yang , Lili Qiu