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相关论文: Zero-Shot Event Causality Identification via Multi…

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Recently, Multimodal Large Language Models (MLLMs) have made significant progress in the video comprehension field. Despite remarkable content reasoning and instruction following capabilities they demonstrated, the hallucination problem of…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Jiacheng Zhang , Yang Jiao , Shaoxiang Chen , Na Zhao , Zhiyu Tan , Hao Li , Xingjun Ma , Jingjing Chen

The prevalent use of large language models (LLMs) in various domains has drawn attention to the issue of "hallucination," which refers to instances where LLMs generate factually inaccurate or ungrounded information. Existing techniques for…

计算与语言 · 计算机科学 2023-10-10 Junyu Luo , Cao Xiao , Fenglong Ma

Federated Learning (FL) has revolutionized how we train deep neural networks by enabling decentralized collaboration while safeguarding sensitive data and improving model performance. However, FL faces two crucial challenges: the diverse…

密码学与安全 · 计算机科学 2023-09-22 Yusen Wu , Jamie Deng , Hao Chen , Phuong Nguyen , Yelena Yesha

Understanding how news narratives frame entities is crucial for studying media's impact on societal perceptions of events. In this paper, we evaluate the zero-shot capabilities of large language models (LLMs) in classifying framing roles.…

计算与语言 · 计算机科学 2025-04-30 Enfa Fane , Mihai Surdeanu , Eduardo Blanco , Steven R. Corman

Most existing emotion analysis emphasizes which emotion arises (e.g., happy, sad, angry) but neglects the deeper why. We propose Emotion Interpretation (EI), focusing on causal factors-whether explicit (e.g., observable objects,…

Discharge summaries require extracting critical information from lengthy electronic health records (EHRs), a process that is labor-intensive when performed manually. Large language models (LLMs) can improve generation efficiency; however,…

计算与语言 · 计算机科学 2026-05-06 Severin Ye , Xiao Kong , Xiaopeng He , Guangsu Yan , Dongsuk Oh

Entity linking (mapping ambiguous mentions in text to entities in a knowledge base) is a foundational step in tasks such as knowledge graph construction, question-answering, and information extraction. Our method, LELA, is a modular…

计算与语言 · 计算机科学 2026-01-09 Samy Haffoudhi , Fabian M. Suchanek , Nils Holzenberger

Large Language Models (LLMs) demonstrate significant capabilities in processing natural language data, promising efficient knowledge extraction from diverse textual sources to enhance situational awareness and support decision-making.…

计算与语言 · 计算机科学 2024-06-04 Fatemeh Shiri , Van Nguyen , Farhad Moghimifar , John Yoo , Gholamreza Haffari , Yuan-Fang Li

Document-level event argument extraction (DEAE) is essential for knowledge acquisition, aiming to extract participants of events from documents . In the zero-shot setting, existing methods employ LLMs to generate synthetic data to address…

计算与语言 · 计算机科学 2026-03-05 Guangjun Zhang , Hu Zhang , Yazhou Han , Yue Fan , Yuhang Shao , Ru Li , Hongye Tan

With the rapid development of the internet, the richness of User-Generated Contentcontinues to increase, making Multimodal Aspect-Based Sentiment Analysis (MABSA) a research hotspot. Existing studies have achieved certain results in MABSA,…

人工智能 · 计算机科学 2024-10-21 Xiaoyong Huang , Heli Sun , Qunshu Gao , Wenjie Huang , Ruichen Cao

Multimedia event detection is the task of detecting a specific event of interest in an user-generated video on websites. The most fundamental challenge facing this task lies in the enormously varying quality of the video as well as the…

计算机视觉与模式识别 · 计算机科学 2021-10-18 Minnan Luo , Xiaojun Chang , Chen Gong

Understanding causality in event sequences where outcome labels such as diseases or system failures arise from preceding events like symptoms or error codes is critical. Yet remains an unsolved challenge across domains like healthcare or…

机器学习 · 计算机科学 2025-12-15 Hugo Math , Rainer Lienhart

Large Vision Language Models exhibit remarkable capabilities but struggle with hallucinations inconsistencies between images and their descriptions. Previous hallucination evaluation studies on LVLMs have identified hallucinations in terms…

人工智能 · 计算机科学 2024-11-11 Chaoya Jiang , Hongrui Jia , Wei Ye , Mengfan Dong , Haiyang Xu , Ming Yan , Ji Zhang , Shikun Zhang

Event Factuality Detection (EFD) task determines the factuality of textual events, i.e., classifying whether an event is a fact, possibility, or impossibility, which is essential for faithfully understanding and utilizing event knowledge.…

计算与语言 · 计算机科学 2024-07-23 Chunyang Li , Hao Peng , Xiaozhi Wang , Yunjia Qi , Lei Hou , Bin Xu , Juanzi Li

An adaptive multiexpert mixture of feedback causal models can approximate missing or phantom nodes in large-scale causal models. The result gives a scalable form of \emph{big knowledge}. The mixed model approximates a sampled dynamical…

机器学习 · 计算机科学 2025-01-03 Akash Kumar Panda , Bart Kosko

Event coreference resolution (ECR) aims to group event mentions referring to the same real-world event into clusters. Most previous studies adopt the "encoding first, then scoring" framework, making the coreference judgment rely on event…

计算与语言 · 计算机科学 2023-10-25 Sheng Xu , Peifeng Li , Qiaoming Zhu

Large language models (LLMs) frequently produce inaccurate or fabricated information, known as "hallucinations," which compromises their reliability. Existing approaches often train an "Evil LLM" to deliberately generate hallucinations on…

计算与语言 · 计算机科学 2026-01-06 Jiani Guo , Xiangke Zeng , Jie Wu , Zuchao Li

As we all know, hallucinations prevail in Large Language Models (LLMs), where the generated content is coherent but factually incorrect, which inflicts a heavy blow on the widespread application of LLMs. Previous studies have shown that…

计算与语言 · 计算机科学 2024-10-15 Xinping Zhao , Jindi Yu , Zhenyu Liu , Jifang Wang , Dongfang Li , Yibin Chen , Baotian Hu , Min Zhang

In this paper, we describe our participation in the subtask 1 of CASE-2022, Event Causality Identification with Casual News Corpus. We address the Causal Relation Identification (CRI) task by exploiting a set of simple yet complementary…

Recovering the structure of causal graphical models from observational data is an essential yet challenging task for causal discovery in scientific scenarios. Domain-specific causal discovery usually relies on expert validation or prior…

人工智能 · 计算机科学 2025-08-27 Taiyu Ban , Lyuzhou Chen , Derui Lyu , Xiangyu Wang , Qinrui Zhu , Qiang Tu , Huanhuan Chen