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相关论文: KAHAN: Knowledge-Augmented Hierarchical Analysis a…

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Deep learning models, though having achieved great success in many different fields over the past years, are usually data hungry, fail to perform well on unseen samples, and lack of interpretability. Various prior knowledge often exists in…

机器学习 · 计算机科学 2022-12-02 Zijun Cui , Tian Gao , Kartik Talamadupula , Qiang Ji

With the explosive growth of academic literature, effectively evaluating the knowledge value of literature has become quite essential. However, most of the existing methods focus on modeling the entire citation network, which is…

信息检索 · 计算机科学 2025-07-16 Zehui Qu , Chengzhi Liu , Hanwen Cui , Xianping Yu

Table-based reasoning with large language models (LLMs) is a promising direction to tackle many table understanding tasks, such as table-based question answering and fact verification. Compared with generic reasoning, table-based reasoning…

Knowledge graphs (KGs) have garnered significant attention for their vast potential across diverse domains. However, the issue of outdated facts poses a challenge to KGs, affecting their overall quality as real-world information evolves.…

人工智能 · 计算机科学 2024-02-07 Huiling Tu , Shuo Yu , Vidya Saikrishna , Feng Xia , Karin Verspoor

In this paper, we introduce a novel quantum generative model for synthesizing tabular data. Synthetic data is valuable in scenarios where real-world data is scarce or private, it can be used to augment or replace existing datasets.…

机器学习 · 计算机科学 2025-05-29 Pallavi Bhardwaj , Caitlin Jones , Lasse Dierich , Aleksandar Vučković

The success of large language models (LLMs) depends heavily on large-scale, high-quality instruction-following and reinforcement datasets. However, generating such data through human annotation is prohibitively time-consuming particularly…

计算与语言 · 计算机科学 2026-02-02 Chenhua Shi , Gregor Macdonald , Bhavika Jalli , Wanlu Lei , John Zou , Mridul Jain , Joji Philip

In recent years, the rampant spread of misinformation on social media has made accurate detection of multimodal fake news a critical research focus. However, previous research has not adequately understood the semantics of images, and…

多媒体 · 计算机科学 2025-07-18 Peican Zhu , Yubo Jing , Le Cheng , Keke Tang , Yangming Guo

Conversational agents are increasingly deployed in knowledge-intensive settings, where correct behavior depends on retrieving and applying domain-specific knowledge from large, proprietary, and unstructured corpora during live interactions…

人工智能 · 计算机科学 2026-03-05 Quan Shi , Alexandra Zytek , Pedram Razavi , Karthik Narasimhan , Victor Barres

Expanding existing learning systems to provide high-quality customized models for more domains, such as new users, is challenged by the limited labeled data and the data and device heterogeneities. While knowledge distillation methods could…

人工智能 · 计算机科学 2025-02-10 Gaole Dai , Huatao Xu , Yifan Yang , Rui Tan , Mo Li

Retrieval-Augmented Generation (RAG) enhances Large Language Models (LLMs) by integrating them with an external knowledge base to improve the answer relevance and accuracy. In real-world scenarios, beyond pure text, a substantial amount of…

计算与语言 · 计算机科学 2025-10-07 Jiaru Zou , Dongqi Fu , Sirui Chen , Xinrui He , Zihao Li , Yada Zhu , Jiawei Han , Jingrui He

AI systems in healthcare research have shown potential to increase patient throughput and assist clinicians, yet progress is constrained by limited access to real patient data. To address this issue, we present a zero-shot, knowledge-guided…

Recently, deep models have had considerable success in several tasks, especially with low-level representations. However, effective learning from sparse noisy samples is a major challenge in most deep models, especially in domains with…

机器学习 · 计算机科学 2019-06-05 Mayukh Das , Devendra Singh Dhami , Yang Yu , Gautam Kunapuli , Sriraam Natarajan

As an important component of data exploration and integration, Column Type Annotation (CTA) aims to label columns of a table with one or more semantic types. With the recent development of Large Language Models (LLMs), researchers have…

数据库 · 计算机科学 2024-11-04 Lindsey Linxi Wei , Guorui Xiao , Magdalena Balazinska

Long-document QA presents challenges with large-scale text and long-distance dependencies. Recent advances in Large Language Models (LLMs) enable entire documents to be processed in a single pass. However, their computational cost is…

计算与语言 · 计算机科学 2025-06-10 Xinyu Wang , Yanzheng Xiang , Lin Gui , Yulan He

Large Language Model (LLM) agents can automate cybersecurity tasks and can adapt to the evolving cybersecurity landscape without re-engineering. While LLM agents have demonstrated cybersecurity capabilities on Capture-The-Flag (CTF)…

This study investigates an explainable reasoning method for financial decision-making based on knowledge-enhanced large language model agents. To address the limitations of traditional financial decision methods that rely on parameterized…

计算与语言 · 计算机科学 2025-12-11 Qingyuan Zhang , Yuxi Wang , Cancan Hua , Yulin Huang , Ning Lyu

Retrieval-Augmented Generation (RAG) plays a crucial role in grounding Large Language Models by leveraging external knowledge, whereas the effectiveness is often compromised by the retrieval of contextually flawed or incomplete information.…

人工智能 · 计算机科学 2025-11-13 Yaoze Zhang , Rong Wu , Pinlong Cai , Xiaoman Wang , Guohang Yan , Song Mao , Ding Wang , Botian Shi

Data augmentation is a widely used strategy to improve model robustness and generalization by enriching training datasets with synthetic examples. While large language models (LLMs) have demonstrated strong generative capabilities for this…

机器学习 · 计算机科学 2025-09-29 Dongkyu Cho , Miao Zhang , Rumi Chunara

High-fidelity agent initialization is crucial for credible Agent-Based Modeling across diverse domains. A robust framework should be Topic-Adaptive, capturing macro-level joint distributions while ensuring micro-level individual…

人工智能 · 计算机科学 2026-04-07 Rongxin Chen , Tianyu Wu , Bingbing Xu , Jiatang Luo , Xiucheng Xu , Huawei Shen

The rapid development of social platforms exacerbates the dissemination of misinformation, which stimulates the research in fact verification. Recent studies tend to leverage semantic features to solve this problem as a single-hop task.…

计算与语言 · 计算机科学 2025-03-12 Han Cao , Lingwei Wei , Wei Zhou , Songlin Hu