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Related papers: Low-Rank Subspaces for Unsupervised Entity Linking

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Entity linking (EL) in conversations faces notable challenges in practical applications, primarily due to the scarcity of entity-annotated conversational datasets and sparse knowledge bases (KB) containing domain-specific, long-tail…

Computation and Language · Computer Science 2024-09-04 Mohanna Hoveyda , Arjen P. de Vries , Maarten de Rijke , Faegheh Hasibi

This paper explores entity embedding effectiveness in ad-hoc entity retrieval, which introduces distributed representation of entities into entity retrieval. The knowledge graph contains lots of knowledge and models entity semantic…

Information Retrieval · Computer Science 2019-08-29 Zhenghao Liu , Chenyan Xiong , Maosong Sun , Zhiyuan Liu

Entity Matching (EM), which aims to identify whether two entity records from two relational tables refer to the same real-world entity, is one of the fundamental problems in data management. Traditional EM assumes that two tables are…

Databases · Computer Science 2022-07-19 Pengfei Wang , Xiaocan Zeng , Lu Chen , Fan Ye , Yuren Mao , Junhao Zhu , Yunjun Gao

Document subject classification is essential for structuring (digital) libraries and allowing readers to search within a specific field. Currently, the classification is typically made by human domain experts. Semi-supervised Machine…

Information Retrieval · Computer Science 2021-09-03 Philipp Scharpf , Moritz Schubotz , Bela Gipp

Entity matching is the task of linking records from different sources that refer to the same real-world entity. Past work has primarily treated entity linking as a standard supervised learning problem. However, supervised entity matching…

Computation and Language · Computer Science 2024-10-01 Somin Wadhwa , Adit Krishnan , Runhui Wang , Byron C. Wallace , Chris Kong

In this research, we improve upon the current state of the art in entity retrieval by re-ranking the result list using graph embeddings. The paper shows that graph embeddings are useful for entity-oriented search tasks. We demonstrate…

Information Retrieval · Computer Science 2020-05-07 Emma J. Gerritse , Faegheh Hasibi , Arjen P. de Vries

The first stage of every knowledge base question answering approach is to link entities in the input question. We investigate entity linking in the context of a question answering task and present a jointly optimized neural architecture for…

Computation and Language · Computer Science 2018-04-24 Daniil Sorokin , Iryna Gurevych

Word and sentence embeddings are useful feature representations in natural language processing. However, intrinsic evaluation for embeddings lags far behind, and there has been no significant update since the past decade. Word and sentence…

Computation and Language · Computer Science 2022-03-22 Bin Wang , C. -C. Jay Kuo , Haizhou Li

An Entity Linking system aligns the textual mentions of entities in a text to their corresponding entries in a knowledge base. However, deploying a neural entity linking system for efficient real-time inference in production environments is…

Forms are a widespread type of template-based document used in a great variety of fields including, among others, administration, medicine, finance, or insurance. The automatic extraction of the information included in these documents is…

Computation and Language · Computer Science 2021-12-15 María Villota , César Domínguez , Jónathan Heras , Eloy Mata , Vico Pascual

Large pretrained multilingual language models (ML-LMs) have shown remarkable capabilities of zero-shot cross-lingual transfer, without direct cross-lingual supervision. While these results are promising, follow-up works found that, within…

Computation and Language · Computer Science 2024-01-12 Zhihui Xie , Handong Zhao , Tong Yu , Shuai Li

Despite remarkable strides made in the development of entity linking systems in recent years, a comprehensive comparative analysis of these systems using a unified framework is notably absent. This paper addresses this oversight by…

Computation and Language · Computer Science 2024-04-18 Nicolas Ong , Hassan Shavarani , Anoop Sarkar

We present Elevant, a tool for the fully automatic fine-grained evaluation of a set of entity linkers on a set of benchmarks. Elevant provides an automatic breakdown of the performance by various error categories and by entity type. Elevant…

Computation and Language · Computer Science 2022-08-16 Hannah Bast , Matthias Hertel , Natalie Prange

Current systems of fine-grained entity typing use distant supervision in conjunction with existing knowledge bases to assign categories (type labels) to entity mentions. However, the type labels so obtained from knowledge bases are often…

Computation and Language · Computer Science 2016-02-18 Xiang Ren , Wenqi He , Meng Qu , Clare R. Voss , Heng Ji , Jiawei Han

Entity matching (EM) refers to the problem of identifying tuple pairs in one or more relations that refer to the same real world entities. Supervised machine learning (ML) approaches, and deep learning based approaches in particular,…

Databases · Computer Science 2021-09-27 Renzhi Wu , Prem Sakala , Peng Li , Xu Chu , Yeye He

Entity linking (EL) is the task of automatically identifying entity mentions in text and resolving them to a corresponding entity in a reference knowledge base like Wikipedia. Throughout the past decade, a plethora of EL systems and…

Computation and Language · Computer Science 2021-01-15 Renato Stoffalette João , Pavlos Fafalios , Stefan Dietze

Neural entity linking models are very powerful, but run the risk of overfitting to the domain they are trained in. For this problem, a domain is characterized not just by genre of text but even by factors as specific as the particular…

Computation and Language · Computer Science 2020-01-09 Yasumasa Onoe , Greg Durrett

In text documents such as news articles, the content and key events usually revolve around a subset of all the entities mentioned in a document. These entities, often deemed as salient entities, provide useful cues of the aboutness of a…

Computation and Language · Computer Science 2024-04-04 Rajarshi Bhowmik , Marco Ponza , Atharva Tendle , Anant Gupta , Rebecca Jiang , Xingyu Lu , Qian Zhao , Daniel Preotiuc-Pietro

Knowledge is captured in the form of entities and their relationships and stored in knowledge graphs. Knowledge graphs enhance the capabilities of applications in many different areas including Web search, recommendation, and natural…

Machine Learning · Computer Science 2021-03-31 Kalpa Gunaratna , Yu Wang , Hongxia Jin

In recent years, we have witnessed the proliferation of knowledge graphs (KG) in various domains, aiming to support applications like question answering, recommendations, etc. A frequent task when integrating knowledge from different KGs is…

Databases · Computer Science 2023-06-08 Nikolaos Fanourakis , Vasilis Efthymiou , Dimitris Kotzinos , Vassilis Christophides