Results 41 to 50 of about 3,127 (217)

Maximizing Relation Extraction Potential: A Data-Centric Study to Unveil Challenges and Opportunities

open access: yesIEEE Access
Relation extraction is a Natural Language Processing task that aims to extract relationships from textual data. It is a critical step for information extraction.
Anushka Swarup   +4 more
doaj   +1 more source

Chinese relation extraction for constructing satellite frequency and orbit knowledge graph: A survey

open access: yesDigital Communications and Networks
As Satellite Frequency and Orbit (SFO) constitute scarce natural resources, constructing a Satellite Frequency and Orbit Knowledge Graph (SFO-KG) becomes crucial for optimizing their utilization.
Yuanzhi He, Zhiqiang Li, Zheng Dou
doaj   +1 more source

A Survey Study on Relation Extraction for Web Pages [PDF]

open access: yesمجلة التربية والعلم, 2020
Natural language means a language that is used for communication by human. Natural Language Processing (NLP) helps machines to understand the natural language.
Ghada Alsaigh   +2 more
doaj   +1 more source

Neural relation extraction: a survey

open access: yesCoRR, 2020
Neural relation extraction discovers semantic relations between entities from unstructured text using deep learning methods. In this study, we present a comprehensive review of methods on neural network based relation extraction. We discuss advantageous and incompetent sides of existing studies and investigate additional research directions and ...
Mehmet Aydar, Ozge Bozal, Furkan Özbay
openaire   +2 more sources

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Kernel methods for relation extraction [PDF]

open access: yesProceedings of the ACL-02 conference on Empirical methods in natural language processing - EMNLP '02, 2002
Summary: We present an application of kernel methods to extracting relations from unstructured natural language sources. We introduce kernels defined over shallow parse representations of text, and design efficient algorithms for computing the kernels.
Dmitry Zelenko   +2 more
openaire   +3 more sources

Health‐Related Social Needs in Children With Sickle Cell Disease Are Associated With Worse Health‐Related Quality of Life

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with sickle cell disease (SCD) face multiple acute and chronic medical complications that may impact their quality of life as reported by patients themselves. Health‐related social needs (HRSNs), such as food and housing insecurity, are common in people with SCD, but the association between HRSNs and patient‐reported ...
Sarah J. Marks   +5 more
wiley   +1 more source

Relation extraction based on CNN and Bi-LSTM

open access: yes网络与信息安全学报, 2018
Relation extraction aims to identify the entities in the Web text and extract the implicit relationships between entities in the text.Studies have shown that deep neural networks are feasible for relation extraction tasks and are superior to traditional ...
Xiaobin ZHANG,Fucai CHEN,Ruiyang HUANG
doaj   +1 more source

Unsupervised Open Relation Extraction [PDF]

open access: yes, 2017
We explore methods to extract relations between named entities from free text in an unsupervised setting. In addition to standard feature extraction, we develop a novel method to re-weight word embeddings. We alleviate the problem of features sparsity using an individual feature reduction.
Hady ElSahar   +4 more
openaire   +2 more sources

Are Fertility Preservation Procedures Before Gonadotoxic Therapy and Hematopoietic Stem Cell Transplantation Feasible and Safe in Very Young Children? A Retrospective Cohort Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Fertility preservation (FP) is increasingly integrated into the care of pediatric patients exposed to gonadotoxic therapy or conditioning for hematopoietic stem cell transplantation (HSCT), yet perioperative data in infants and toddlers remain scarce.
Kerstin Saalabian   +13 more
wiley   +1 more source

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