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相关论文: Formal context reduction in deriving concept hiera…

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Language models can learn sophisticated language understanding skills from fitting raw text. They also unselectively learn useless corpus statistics and biases, especially during finetuning on domain-specific corpora. In this paper, we…

计算与语言 · 计算机科学 2024-06-05 Xiao Zhang , Miao Li , Ji Wu

Image paragraph generation is the task of producing a coherent story (usually a paragraph) that describes the visual content of an image. The problem nevertheless is not trivial especially when there are multiple descriptive and diverse…

计算机视觉与模式识别 · 计算机科学 2019-08-02 Jing Wang , Yingwei Pan , Ting Yao , Jinhui Tang , Tao Mei

In this paper we propose a general framework for topic-specific summarization of large text corpora and illustrate how it can be used for the analysis of news databases. Our framework, concise comparative summarization (CCS), is built on…

计算与语言 · 计算机科学 2014-04-30 Jinzhu Jia , Luke Miratrix , Bin Yu , Brian Gawalt , Laurent El Ghaoui , Luke Barnesmoore , Sophie Clavier

Long-context language modeling is commonly framed as a scalability challenge of token-level attention, yet local-to-global information structuring remains largely implicit in existing approaches. Drawing on cognitive theories of discourse…

计算与语言 · 计算机科学 2026-04-10 Xiangyu Zeng , Qi Xu , Yunke Wang , Chang Xu

Large Language Models (LLMs) are highly sensitive to their input contexts, motivating the development of automated context engineering. However, existing methods predominantly treat this as a global search problem, seeking a single context…

A fundamental trade-off between effectiveness and efficiency needs to be balanced when designing an online question answering system. Effectiveness comes from sophisticated functions such as extractive machine reading comprehension (MRC),…

计算与语言 · 计算机科学 2019-08-14 Ming Yan , Jiangnan Xia , Chen Wu , Bin Bi , Zhongzhou Zhao , Ji Zhang , Luo Si , Rui Wang , Wei Wang , Haiqing Chen

Text clustering is a fundamental task in natural language processing, yet traditional clustering algorithms with pre-trained embeddings often struggle in domain-specific contexts without costly fine-tuning. Large language models (LLMs)…

计算与语言 · 计算机科学 2025-12-05 Yiming Xu , Yuan Yuan , Vijay Viswanathan , Graham Neubig

In the process of knowledge discovery and representation in large datasets using formal concept analysis, complexity plays a major role in identifying all the formal concepts and constructing the concept lattice(digraph of the concepts).…

人工智能 · 计算机科学 2018-07-09 Raghavendra K Chunduri , Aswani Kumar Cherukuri

Federated learning is a prime candidate for distributed machine learning at the network edge due to the low communication complexity and privacy protection among other attractive properties. However, existing algorithms face issues with…

机器学习 · 计算机科学 2022-03-25 Hung T. Nguyen , H. Vincent Poor , Mung Chiang

Entity alignment (EA) aims at finding equivalent entities in different knowledge graphs (KGs). Embedding-based approaches have dominated the EA task in recent years. Those methods face problems that come from the geometric properties of…

数据库 · 计算机科学 2022-06-07 Yunjun Gao , Xiaoze Liu , Junyang Wu , Tianyi Li , Pengfei Wang , Lu Chen

The number of academic papers being published is increasing exponentially in recent years, and recommending adequate citations to assist researchers in writing papers is a non-trivial task. Conventional approaches may not be optimal, as the…

信息检索 · 计算机科学 2020-01-09 Yang Zhang , Qiang Ma

Generalized text representations are the foundation of many natural language understanding tasks. To fully utilize the different corpus, it is inevitable that models need to understand the relevance among them. However, many methods ignore…

计算与语言 · 计算机科学 2022-08-22 Zhaoye Fei , Yu Tian , Yongkang Wu , Xinyu Zhang , Yutao Zhu , Zheng Liu , Jiawen Wu , Dejiang Kong , Ruofei Lai , Zhao Cao , Zhicheng Dou , Xipeng Qiu

Large Language Models (LLMs) often struggle to maintain their original performance when faced with semantically coherent but task-irrelevant contextual information. Although prior studies have explored this issue using fixed-template or…

计算与语言 · 计算机科学 2025-09-23 Yanbo Wang , Zixiang Xu , Yue Huang , Chujie Gao , Siyuan Wu , Jiayi Ye , Pin-Yu Chen , Xiuying Chen , Xiangliang Zhang

Formal concept analysis (FCA) is a well-founded method for data analysis and has many applications in data mining. Pattern structures is an extension of FCA for dealing with complex data such as sequences or graphs. However the…

离散数学 · 计算机科学 2015-06-17 Aleksey Buzmakov , Sergei O. Kuznetsov , Amedeo Napoli

Insightful findings in political science often require researchers to analyze documents of a certain subject or type, yet these documents are usually contained in large corpora that do not distinguish between pertinent and non-pertinent…

计算与语言 · 计算机科学 2019-10-29 Shrey Desai , Barea Sinno , Alex Rosenfeld , Junyi Jessy Li

This article presents a hybrid methodology for building a multilingual corpus designed to support the study of emerging concepts in the humanities and social sciences (HSS), illustrated here through the case of ``non-technological…

计算与语言 · 计算机科学 2025-12-09 Revekka Kyriakoglou , Anna Pappa

Object detection on drone images with low-latency is an important but challenging task on the resource-constrained unmanned aerial vehicle (UAV) platform. This paper investigates optimizing the detection head based on the sparse…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Bowei Du , Yecheng Huang , Jiaxin Chen , Di Huang

From paired image-text training to text-only training for image captioning, the pursuit of relaxing the requirements for high-cost and large-scale annotation of good quality data remains consistent. In this paper, we propose Text-only…

计算机视觉与模式识别 · 计算机科学 2024-05-29 Qing Zhou , Junlin Huang , Qiang Li , Junyu Gao , Qi Wang

Despite the rapid growth of context length of large language models (LLMs) , LLMs still perform poorly in long document summarization. An important reason for this is that relevant information about an event is scattered throughout long…

计算与语言 · 计算机科学 2025-02-04 Taiji Li , Hao Chen , Fei Yu , Yin Zhang

Interpreting the internal behavior of large language models trained on code remains a critical challenge, particularly for applications demanding trust, transparency, and semantic robustness. We propose Code Concept Analysis (CoCoA): a…

软件工程 · 计算机科学 2025-10-06 Arushi Sharma , Vedant Pungliya , Christopher J. Quinn , Ali Jannesari