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Related papers: Modifying the Entity relationship modelling notati…

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In this paper, we want to speculate about the possibility to model all the currently known/proposed approaches to terminology into a single schema. We will use the Entity-Relationship (ER) diagram as our tool for the conceptual data model…

Digital Libraries · Computer Science 2021-12-14 Giorgio Maria Di Nunzio , Federica Vezzani

While typical named entity recognition (NER) models require the training set to be annotated with all target types, each available datasets may only cover a part of them. Instead of relying on fully-typed NER datasets, many efforts have…

Machine Learning · Computer Science 2020-05-04 Shi Zhi , Liyuan Liu , Yu Zhang , Shiyin Wang , Qi Li , Chao Zhang , Jiawei Han

Entity disambiguation, or mapping a phrase to its canonical representation in a knowledge base, is a fundamental step in many natural language processing applications. Existing techniques based on global ranking models fail to capture the…

Computation and Language · Computer Science 2016-04-21 Tiep Mai , Bichen Shi , Patrick K. Nicholson , Deepak Ajwani , Alessandra Sala

Relation extraction is a central task in natural language processing (NLP) and information retrieval (IR) research. We argue that an important type of relation not explored in NLP or IR research to date is that of an event being an argument…

Computation and Language · Computer Science 2023-04-05 Ruiqi Li , Patrik Haslum , Leyang Cui

Building conversational agents that can have natural and knowledge-grounded interactions with humans requires understanding user utterances. Entity Linking (EL) is an effective and widely used method for understanding natural language text…

Computation and Language · Computer Science 2023-09-29 Hideaki Joko , Faegheh Hasibi

Named entity recognition (NER) and entity linking (EL) are two fundamentally related tasks, since in order to perform EL, first the mentions to entities have to be detected. However, most entity linking approaches disregard the mention…

Computation and Language · Computer Science 2019-07-22 Pedro Henrique Martins , Zita Marinho , André F. T. Martins

In this paper, we present our approach to extracting structured information from unstructured Electronic Health Records (EHR) [2] which can be used to, for example, study adverse drug reactions in patients due to chemicals in their…

Computation and Language · Computer Science 2020-01-30 Amogh Kamat Tarcar , Aashis Tiwari , Vineet Naique Dhaimodker , Penjo Rebelo , Rahul Desai , Dattaraj Rao

Statements about entities occur everywhere, from newspapers and web pages to structured databases. Correlating references to entities across systems that use different identifiers or names for them is a widespread problem. In this paper, we…

Artificial Intelligence · Computer Science 2014-06-27 R. V. Guha

Representation learning is a fundamental building block for analyzing entities in a database. While the existing embedding learning methods are effective in various data mining problems, their applicability is often limited because these…

Machine Learning · Computer Science 2020-09-24 Chin-Chia Michael Yeh , Dhruv Gelda , Zhongfang Zhuang , Yan Zheng , Liang Gou , Wei Zhang

Entity matching (EM) is a critical task in data integration, aiming to identify records across different datasets that refer to the same real-world entities. Traditional methods often rely on manually engineered features and rule-based…

Computation and Language · Computer Science 2024-06-03 Qianyu Huang , Tongfang Zhao

Named entity recognition (NER) models generally perform poorly when large training datasets are unavailable for low-resource domains. Recently, pre-training a large-scale language model has become a promising direction for coping with the…

Computation and Language · Computer Science 2021-12-02 Zihan Liu , Feijun Jiang , Yuxiang Hu , Chen Shi , Pascale Fung

Clinical studies often require understanding elements of a patient's narrative that exist only in free text clinical notes. To transform notes into structured data for downstream use, these elements are commonly extracted and normalized to…

Computation and Language · Computer Science 2020-08-03 Monica Agrawal , Chloe O'Connell , Yasmin Fatemi , Ariel Levy , David Sontag

The current standard approach for fine-tuning transformer-based language models includes a fixed number of training epochs and a linear learning rate schedule. In order to obtain a near-optimal model for the given downstream task, a search…

Computation and Language · Computer Science 2022-02-08 Felix Stollenwerk

Entity alignment (EA) seeks identical entities in different knowledge graphs, which is a long-standing task in the database research. Recent work leverages deep learning to embed entities in vector space and align them via nearest neighbor…

Computation and Language · Computer Science 2024-03-22 Xiaobin Tian , Zequn Sun , Wei Hu

Local models have recently attained astounding performances in Entity Disambiguation (ED), with generative and extractive formulations being the most promising research directions. However, previous works limited their studies to using, as…

Computation and Language · Computer Science 2022-10-12 Luigi Procopio , Simone Conia , Edoardo Barba , Roberto Navigli

Significant advances are being made in speech emotion recognition (SER) using deep learning models. Nonetheless, training SER systems remains challenging, requiring both time and costly resources. Like many other machine learning tasks,…

Sound · Computer Science 2023-09-18 Tiantian Feng , Shrikanth Narayanan

Current work in named entity recognition (NER) shows that data augmentation techniques can produce more robust models. However, most existing techniques focus on augmenting in-domain data in low-resource scenarios where annotated data is…

Computation and Language · Computer Science 2021-09-07 Shuguang Chen , Gustavo Aguilar , Leonardo Neves , Thamar Solorio

In the domain of Natural Language Processing (NLP), Named Entity Recognition (NER) stands out as a pivotal mechanism for extracting structured insights from unstructured text. This manuscript offers an exhaustive exploration into the…

Computation and Language · Computer Science 2023-09-26 Kalyani Pakhale

In standard methodology for natural language processing, entities in text are typically embedded in dense vector spaces with pre-trained models. The embeddings produced this way are effective when fed into downstream models, but they…

Computation and Language · Computer Science 2020-10-14 Yasumasa Onoe , Greg Durrett

Entity Resolution (ER) is a constitutional part for integrating different knowledge graphs in order to identify entities referring to the same real-world object. A promising approach is the use of graph embeddings for ER in order to…

Machine Learning · Computer Science 2021-01-18 Daniel Obraczka , Jonathan Schuchart , Erhard Rahm
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