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Academic researchers need efficient and reliable methods for collecting high-quality information from trusted sources, but modern tools for AI-assisted research still suffer from the tendency of Large Language Models (LLMs) to produce…

计算与语言 · 计算机科学 2026-05-21 Gábor Recski , Szilveszter Tóth , Nadia Verdha , István Boros , Ádám Kovács

We study continued training and supervised fine-tuning (SFT) of a language model (LM) to make effective use of long-context information. We first establish a reliable evaluation protocol to guide model development -- instead of perplexity…

计算与语言 · 计算机科学 2025-12-04 Tianyu Gao , Alexander Wettig , Howard Yen , Danqi Chen

Large Language Models (LLMs) have demonstrated substantial progress in biomedical and clinical applications, motivating rigorous evaluation of their ability to answer nuanced, evidence-based questions. We curate a multi-source benchmark…

计算与语言 · 计算机科学 2025-09-16 Can Wang , Yiqun Chen

Retrieval Augmented Generation (RAG) has emerged as a crucial technique for enhancing the accuracy of Large Language Models (LLMs) by incorporating external information. With the advent of LLMs that support increasingly longer context…

机器学习 · 计算机科学 2024-11-07 Quinn Leng , Jacob Portes , Sam Havens , Matei Zaharia , Michael Carbin

Generating long, informative, and factual outputs remains a major challenge for Large Language Models (LLMs). Existing benchmarks for long-form generation typically assess real-world queries with hard-to-verify metrics or use synthetic…

计算与语言 · 计算机科学 2025-10-29 Zikai Xiao , Fei Huang , Jianhong Tu , Jianhui Wei , Wen Ma , Yuxuan Zhou , Jian Wu , Bowen Yu , Zuozhu Liu , Junyang Lin

LLMs demonstrate strong performance in auto-mated software engineering, particularly for code generation and issue resolution. While proprietary models like GPT-4o achieve high benchmarks scores on SWE-bench, their API dependence, cost, and…

软件工程 · 计算机科学 2025-06-17 Yibo Wang , Zhihao Peng , Ying Wang , Zhao Wei , Hai Yu , Zhiliang Zhu

We propose a scalable method for constructing a temporal opinion knowledge base with large language models (LLMs) as automated annotators. Despite the demonstrated utility of time-series opinion analysis of text for downstream applications…

计算与语言 · 计算机科学 2025-09-03 Gaurav Negi , Atul Kr. Ojha , Omnia Zayed , Paul Buitelaar

Long chain-of-thought (CoT) prompting helps Large Language Models (LLMs) solve difficult problems, but very long traces often slow or even degrade performance on fast, intuitive "System-1" tasks. We introduce Connector-Aware Compact CoT…

人工智能 · 计算机科学 2025-09-16 Sunguk Choi , Yonghoon Kwon , Heondeuk Lee

Recently, large language models (LLMs), such as GPT-4, stand out remarkable conversational abilities, enabling them to engage in dynamic and contextually relevant dialogues across a wide range of topics. However, given a long conversation,…

计算与语言 · 计算机科学 2025-08-26 Qingyue Wang , Yanhe Fu , Yanan Cao , Shuai Wang , Zhiliang Tian , Liang Ding

In this paper, we explore the challenges inherent to Large Language Models (LLMs) like GPT-4, particularly their propensity for hallucinations, logic mistakes, and incorrect conclusions when tasked with answering complex questions. The…

计算与语言 · 计算机科学 2023-12-22 Xiang Li , Haoran Tang , Siyu Chen , Ziwei Wang , Anurag Maravi , Marcin Abram

Traditional fact-checking relies on humans to formulate relevant and targeted fact-checking questions (FCQs), search for evidence, and verify the factuality of claims. While Large Language Models (LLMs) have been commonly used to automate…

计算与语言 · 计算机科学 2025-02-24 Alimohammad Beigi , Bohan Jiang , Dawei Li , Zhen Tan , Pouya Shaeri , Tharindu Kumarage , Amrita Bhattacharjee , Huan Liu

Large language models (LLMs) have demonstrated their remarkable performance across various language understanding tasks. While emerging benchmarks have been proposed to evaluate LLMs in various domains such as mathematics and computer…

人工智能 · 计算机科学 2024-10-28 Junnan Dong , Zijin Hong , Yuanchen Bei , Feiran Huang , Xinrun Wang , Xiao Huang

In recent years, the input context sizes of large language models (LLMs) have increased dramatically. However, existing evaluation methods have not kept pace, failing to comprehensively assess the efficiency of models in handling long…

计算与语言 · 计算机科学 2024-11-07 Yuri Kuratov , Aydar Bulatov , Petr Anokhin , Ivan Rodkin , Dmitry Sorokin , Artyom Sorokin , Mikhail Burtsev

Generation of plausible but incorrect factual information, often termed hallucination, has attracted significant research interest. Retrieval-augmented language model (RALM) -- which enhances models with up-to-date knowledge -- emerges as a…

计算与语言 · 计算机科学 2024-10-22 Qitan Lv , Jie Wang , Hanzhu Chen , Bin Li , Yongdong Zhang , Feng Wu

Advancements in Large Language Models (LLMs) have extended their input context length, yet they still struggle with retrieval and reasoning in long-context inputs. Existing methods propose to utilize the prompt strategy and retrieval head…

计算与语言 · 计算机科学 2025-05-16 Han Peng , Jinhao Jiang , Zican Dong , Wayne Xin Zhao , Lei Fang

Large language models (LLMs) have demonstrated remarkable proficiency in machine translation (MT), even without specific training on the languages in question. However, translating rare words in low-resource or domain-specific contexts…

计算与语言 · 计算机科学 2024-11-14 Shangfeng Chen , Xiayang Shi , Pu Li , Yinlin Li , Jingjing Liu

Solving mathematical problems using computer-verifiable languages like Lean has significantly impacted the mathematical and computer science communities. State-of-the-art methods utilize a single Large Language Model (LLM) to generate…

计算与语言 · 计算机科学 2025-05-28 Ruida Wang , Rui Pan , Yuxin Li , Jipeng Zhang , Yizhen Jia , Shizhe Diao , Renjie Pi , Junjie Hu , Tong Zhang

As Large Language Models (LLMs) are increasingly being employed in real-world applications in critical domains such as healthcare, it is important to ensure that the Chain-of-Thought (CoT) reasoning generated by these models faithfully…

计算与语言 · 计算机科学 2024-07-02 Sree Harsha Tanneru , Dan Ley , Chirag Agarwal , Himabindu Lakkaraju

Large language models (LLMs) have received significant attention by achieving remarkable performance across various tasks. However, their fixed context length poses challenges when processing long documents or maintaining extended…

计算与语言 · 计算机科学 2023-04-25 Yucheng Li

Processing and reasoning over long contexts is crucial for many practical applications of Large Language Models (LLMs), such as document comprehension and agent construction. Despite recent strides in making LLMs process contexts with more…