Results 11 to 20 of about 891,248 (273)

QA4IE: A Question Answering Based System for Document-Level General Information Extraction

open access: yesIEEE Access, 2020
Information Extraction (IE) is the task of distilling structured information from unstructured texts by identifying references to named entities as well as relationships between such entities. Existing IE solutions, including Relation Extraction and Open
Lin Qiu   +4 more
doaj   +1 more source

Improvements in Data Quality, Integration and Reliability: New Developments at the IRIS DMC [PDF]

open access: yesAdvances in Geosciences, 2015
With the support of the US National Science Foundation (NSF) and on behalf of the international seismological community, IRIS developed a Data Management Center (DMC; Ahern, 2003) that has for decades acted as a primary resource for seismic networks ...
T. Ahern   +4 more
doaj   +1 more source

Use of diagnostic likelihood ratio of outcome to evaluate misclassification bias in the planning of database studies

open access: yesBMC Medical Informatics and Decision Making, 2022
Background The diagnostic likelihood ratio (DLR) and its utility are well-known in the field of medical diagnostic testing. However, its use has been limited in the context of an outcome validation study.
Yoichi Ii   +2 more
doaj   +1 more source

Effects of climatic factors on COVID-19 transmission in Ethiopia

open access: yesScientific Reports, 2022
Climatic conditions play a key role in the transmission and pathophysiology of respiratory tract infections, either directly or indirectly. However, their impact on the COVID-19 pandemic propagation is yet to be studied.
Fitsum Bekele Endeshaw   +6 more
doaj   +1 more source

Data management techniques [PDF]

open access: yes, 2019
Today, it is projected that data storage and management is becoming one of the key challenges in order to achieve ultrascale computing for several reasons. First, data is expected to grow exponentially in the coming years and this progression will imply that disruptive technologies will be needed to store large amounts of data and more importantly to ...
Bilas A.   +11 more
openaire   +3 more sources

The top 5 causes of death in China from 2000 to 2017

open access: yesScientific Reports, 2022
Limited information is available on the epidemiological characteristics of major causes of death in the last 18 years. In this study, we investigated the epidemiological characteristics of the top 5 causes of death in China from 2000 to 2017.
Haiyin Zou   +3 more
doaj   +1 more source

Data Management of Confidential Data

open access: yesInternational Journal of Digital Curation, 2013
Social science researchers increasingly make use of data that is confidential because it contains linkages to the identities of people, corporations, etc. The value of this data lies in the ability to join the identifiable entities with external data, such as genome data, geospatial information, and the like.
Lars Vilhuber   +4 more
openaire   +8 more sources

Chain Breaking Simulation and Countermeasures of Rainstorm Disasters in Megacities

open access: yes中国工程科学, 2023
In recent years, rainstorm chain disasters occurred frequently in megacities in China, seriously threatening people’s life and property safety and social stability.
Jin Wenbo   +4 more
doaj   +1 more source

Age at first birth and risk of urinary incontinence after delivery: a dose–response meta-analysis

open access: yesScientific Reports, 2022
Studies investigating the impact of age at first birth on urinary incontinence after delivery have reached inconsistent conclusions. We performed this systematic review and meta-analysis of studies assessing the risk of urinary incontinence after ...
Yongcheng Ren   +6 more
doaj   +1 more source

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