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Across the financial domain, researchers answer complex questions by extensively "searching" for relevant information to generate long-form reports. This workshop paper discusses automating the construction of query-specific document and…

信息检索 · 计算机科学 2022-11-09 Iain Mackie , Jeffrey Dalton

As the demands for large-scale information processing have grown, knowledge graph-based approaches have gained prominence for representing general and domain knowledge. The development of such general representations is essential,…

计算与语言 · 计算机科学 2022-06-22 Aman Kumar , Akshay G Bharadwaj , Binil Starly , Collin Lynch

Irregular data in real-world are usually organized as heterogeneous graphs (HGs) consisting of multiple types of nodes and edges. To explore useful knowledge from real-world data, both the large-scale encyclopedic HG datasets and…

人工智能 · 计算机科学 2023-09-12 Yide Qiu , Shaoxiang Ling , Tong Zhang , Bo Huang , Zhen Cui

Knowledge Graphs (KGs) are widely employed in artificial intelligence applications, such as question-answering and recommendation systems. However, KGs are frequently found to be incomplete. While much of the existing literature focuses on…

人工智能 · 计算机科学 2024-06-28 Sakher Khalil Alqaaidi , Krzysztof Kochut

OpenStreetMap is a rich source of openly available geographic information. However, the representation of geographic entities, e.g., buildings, mountains, and cities, within OpenStreetMap is highly heterogeneous, diverse, and incomplete. As…

信息检索 · 计算机科学 2021-09-22 Alishiba Dsouza , Nicolas Tempelmeier , Ran Yu , Simon Gottschalk , Elena Demidova

Knowledge Graph (KG) is a graph based data structure to represent facts of the world where nodes represent real world entities or abstract concept and edges represent relation between the entities. Graph as representation for knowledge has…

社会与信息网络 · 计算机科学 2024-04-16 Manita Pote

Biomedical knowledge graphs (BKGs) have emerged as powerful tools for organizing and leveraging the vast and complex data found across the biomedical field. Yet, current reviews of BKGs often limit their scope to specific domains or…

计算与语言 · 计算机科学 2025-01-23 Yuxing Lu , Sin Yee Goi , Xukai Zhao , Jinzhuo Wang

We propose a large, scalable engineering knowledge graph, comprising sets of (entity, relationship, entity) triples that are real-world engineering facts found in the patent database. We apply a set of rules based on the syntactic and…

信息检索 · 计算机科学 2021-06-15 L Siddharth , Lucienne T. M. Blessing , Kristin L. Wood , Jianxi Luo

Knowledge Graphs (KGs) represent real-world noisy raw information in a structured form, capturing relationships between entities. However, for dynamic real-world applications such as social networks, recommender systems, computational…

人工智能 · 计算机科学 2020-03-26 Amit Sheth , Swati Padhee , Amelie Gyrard

Generating knowledge grounded responses in both goal and non-goal oriented dialogue systems is an important research challenge. Knowledge Graphs (KG) can be viewed as an abstraction of the real world, which can potentially facilitate a…

计算与语言 · 计算机科学 2021-03-31 Debanjan Chaudhuri , Md Rashad Al Hasan Rony , Jens Lehmann

The rapid growth of open source machine learning (ML) resources, such as models and datasets, has accelerated IR research. However, existing platforms like Hugging Face do not explicitly utilize structured representations, limiting advanced…

信息检索 · 计算机科学 2025-05-26 Qiaosheng Chen , Kaijia Huang , Xiao Zhou , Weiqing Luo , Yuanning Cui , Gong Cheng

Knowledge Graphs (KGs) have been applied to many tasks including Web search, link prediction, recommendation, natural language processing, and entity linking. However, most KGs are far from complete and are growing at a rapid pace. To…

人工智能 · 计算机科学 2017-11-10 Baoxu Shi , Tim Weninger

The Knowledge Graph Entity Typing (KGET) task aims to predict missing type annotations for entities in knowledge graphs. Recent works only utilize the \textit{\textbf{structural knowledge}} in the local neighborhood of entities,…

计算与语言 · 计算机科学 2024-11-18 Muzhi Li , Minda Hu , Irwin King , Ho-fung Leung

Papers, patents, and clinical trials are essential scientific resources in biomedicine, crucial for knowledge sharing and dissemination. However, these documents are often stored in disparate databases with varying management standards and…

数字图书馆 · 计算机科学 2025-06-19 Jian Xu , Chao Yu , Jiawei Xu , Vetle I. Torvik , Jaewoo Kang , Mujeen Sung , Min Song , Yi Bu , Ying Ding

The ability of knowledge graphs to represent complex relationships at scale has led to their adoption for various needs including knowledge representation, question-answering, and recommendation systems. Knowledge graphs are often…

计算与语言 · 计算机科学 2023-05-18 Jason Youn , Ilias Tagkopoulos

Despite widespread applications of knowledge graphs (KGs) in various tasks such as question answering and intelligent conversational systems, existing KGs face two major challenges: information granularity and deficiency in timeliness.…

人工智能 · 计算机科学 2024-05-01 Linyi Ding , Sizhe Zhou , Jinfeng Xiao , Jiawei Han

With the rise of knowledge graph based retrieval-augmented generation (RAG) techniques such as GraphRAG and Pike-RAG, the role of knowledge graphs in enhancing the reasoning capabilities of large language models (LLMs) has become…

信息检索 · 计算机科学 2025-04-15 Hairong Zhang , Jiaheng Si , Guohang Yan , Boyuan Qi , Pinlong Cai , Song Mao , Ding Wang , Botian Shi

A typical architecture for end-to-end entity linking systems consists of three steps: mention detection, candidate generation and entity disambiguation. In this study we investigate the following questions: (a) Can all those steps be…

计算与语言 · 计算机科学 2021-01-14 Samuel Broscheit

Knowledge graph models world knowledge as concepts, entities, and the relationships between them, which has been widely used in many real-world tasks. CCKS 2019 held an evaluation track with 6 tasks and attracted more than 1,600 teams. In…

Sourcing and identification of new manufacturing partners is crucial for manufacturing system integrators to enhance agility and reduce risk through supply chain diversification in the global economy. The advent of advanced large language…

人工智能 · 计算机科学 2024-04-11 Yunqing Li , Binil Starly