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Related papers: Open Knowledge Enrichment for Long-tail Entities

200 papers

Real-world data often follows a long-tailed distribution, which makes the performance of existing classification algorithms degrade heavily. A key issue is that samples in tail categories fail to depict their intra-class diversity. Humans…

Computer Vision and Pattern Recognition · Computer Science 2022-02-14 Xiaohua Chen , Yucan Zhou , Dayan Wu , Wanqian Zhang , Yu Zhou , Bo Li , Weiping Wang

Open-domain question answering (Open-QA) is a common task for evaluating large language models (LLMs). However, current Open-QA evaluations are criticized for the ambiguity in questions and the lack of semantic understanding in evaluators.…

Computation and Language · Computer Science 2024-05-28 Peiran Yao , Denilson Barbosa

Search engines and conversational assistants are commonly used to help users complete their every day tasks such as booking travel, cooking, etc. While there are some existing datasets that can be used for this purpose, their coverage is…

Information Retrieval · Computer Science 2023-02-02 Procheta Sen , Xi Wang , Ruiqing Xu , Emine Yilmaz

Text generation system has made massive promising progress contributed by deep learning techniques and has been widely applied in our life. However, existing end-to-end neural models suffer from the problem of tending to generate…

Artificial Intelligence · Computer Science 2020-03-03 Hao Wang , Bin Guo , Wei Wu , Zhiwen Yu

Question Answering (QA) over Knowledge Base (KB) aims to automatically answer natural language questions via well-structured relation information between entities stored in knowledge bases. In order to make KBQA more applicable in actual…

Computation and Language · Computer Science 2020-07-28 Bin Fu , Yunqi Qiu , Chengguang Tang , Yang Li , Haiyang Yu , Jian Sun

Large language models (LLMs) can learn vast amounts of knowledge from diverse domains during pre-training. However, long-tail knowledge from specialized domains is often scarce and underrepresented, rarely appearing in the models'…

Computation and Language · Computer Science 2025-02-11 Shuyang Yu , Runxue Bao , Parminder Bhatia , Taha Kass-Hout , Jiayu Zhou , Cao Xiao

Knowledge base is the way to store structured and unstructured data throughout the web. Since the size of the web is increasing rapidly, there are huge needs to structure the knowledge in a fully automated way. However fully-automated…

Artificial Intelligence · Computer Science 2016-04-05 Sundong Kim

Question answering over knowledge bases (KBs) aims to answer natural language questions with factual information such as entities and relations in KBs. Previous methods either generate logical forms that can be executed over KBs to obtain…

Computation and Language · Computer Science 2023-04-18 Donghan Yu , Sheng Zhang , Patrick Ng , Henghui Zhu , Alexander Hanbo Li , Jun Wang , Yiqun Hu , William Wang , Zhiguo Wang , Bing Xiang

Commonsense knowledge bases (KB) are a source of specialized knowledge that is widely used to improve machine learning applications. However, even for a large KB such as ConceptNet, capturing explicit knowledge from each industry domain is…

Computation and Language · Computer Science 2025-05-13 Rituraj Singh , Sachin Pawar , Girish Palshikar

Ontology-based knowledge bases (KBs) like DBpedia are very valuable resources, but their usefulness and usability is limited by various quality issues. One such issue is the use of string literals instead of semantically typed entities. In…

Artificial Intelligence · Computer Science 2019-06-27 Jiaoyan Chen , Ernesto Jimenez-Ruiz , Ian Horrocks

We present Variational Bayesian Network (VBN) - a novel Bayesian entity representation learning model that utilizes hierarchical and relational side information and is particularly useful for modeling entities in the ``long-tail'', where…

Machine Learning · Computer Science 2023-06-29 Oren Barkan , Avi Caciularu , Idan Rejwan , Ori Katz , Jonathan Weill , Itzik Malkiel , Noam Koenigstein

To effectively use large language models (LLMs) for real-world queries, it is imperative that they generalize to the long-tail distribution, i.e. rare examples where models exhibit low confidence. In this work, we take the first step…

Computation and Language · Computer Science 2024-10-07 Huihan Li , Yuting Ning , Zeyi Liao , Siyuan Wang , Xiang Lorraine Li , Ximing Lu , Wenting Zhao , Faeze Brahman , Yejin Choi , Xiang Ren

In the last few years, the interest in knowledge bases has grown exponentially in both the research community and the industry due to their essential role in AI applications. Entity alignment is an important task for enriching knowledge…

Artificial Intelligence · Computer Science 2022-05-09 Rui Zhang , Bayu Distiawan Trisedy , Miao Li , Yong Jiang , Jianzhong Qi

Artificial Intelligence models are increasingly used in manufacturing to inform decision-making. Responsible decision-making requires accurate forecasts and an understanding of the models' behavior. Furthermore, the insights into models'…

Artificial Intelligence · Computer Science 2022-04-13 Jože M. Rožanec , Elena Trajkova , Inna Novalija , Patrik Zajec , Klemen Kenda , Blaž Fortuna , Dunja Mladenić

Knowledge graphs capture entities and relations from long documents and can facilitate reasoning in many downstream applications. Extracting compact knowledge graphs containing only salient entities and relations is important but…

Computation and Language · Computer Science 2021-06-15 Zeqiu Wu , Rik Koncel-Kedziorski , Mari Ostendorf , Hannaneh Hajishirzi

Entity resolution has been an essential and well-studied task in data cleaning research for decades. Existing work has discussed the feasibility of utilizing pre-trained language models to perform entity resolution and achieved promising…

Computation and Language · Computer Science 2023-01-13 Liri Fang , Lan Li , Yiren Liu , Vetle I. Torvik , Bertram Ludäscher

This position paper argues that reliable AI requires infrastructure for human validation of implicit knowledge. AI learns from both explicit knowledge (papers, documentation, structured databases) and implicit knowledge (reasoning patterns,…

Artificial Intelligence · Computer Science 2026-05-26 Hengyu Liu , Tianyi Li , Zhihong Cui , Yushuai Li , Zhangkai Wu , Torben Bach Pedersen , Kristian Torp , Christian S. Jensen

Entity alignment is a basic and vital technique in knowledge graph (KG) integration. Over the years, research on entity alignment has resided on the assumption that KGs are static, which neglects the nature of growth of real-world KGs. As…

Computation and Language · Computer Science 2022-07-26 Yuxin Wang , Yuanning Cui , Wenqiang Liu , Zequn Sun , Yiqiao Jiang , Kexin Han , Wei Hu

In many information extraction applications, entity linking (EL) has emerged as a crucial task that allows leveraging information about named entities from a knowledge base. In this paper, we address the task of multimodal entity linking…

Information Retrieval · Computer Science 2021-04-08 Omar Adjali , Romaric Besançon , Olivier Ferret , Herve Le Borgne , Brigitte Grau

Most work on building knowledge bases has focused on collecting entities and facts from as large a collection of documents as possible. We argue for and describe a new paradigm where the focus is on a high-recall extraction over a small…

Artificial Intelligence · Computer Science 2015-06-02 Travis Wolfe , Mark Dredze , James Mayfield , Paul McNamee , Craig Harman , Tim Finin , Benjamin Van Durme