Results 1 to 10 of about 4,637,209 (304)

FEEDBACK ON A PUBLICLY DISTRIBUTED IMAGE DATABASE: THE MESSIDOR DATABASE

open access: yesImage Analysis and Stereology, 2014
The Messidor database, which contains hundreds of eye fundus images, has been publicly distributed since 2008. It was created by the Messidor project in order to evaluate automatic lesion segmentation and diabetic retinopathy grading methods.
Etienne Decencière   +11 more
doaj   +2 more sources

Research and implementation of asynchronous compaction mechanism of distributed database based on LSM-Tree [PDF]

open access: goldXibei Gongye Daxue Xuebao
With the continuous development of information technology, distributed database has become a research hotspot. Due to the limit support for SQL and defects in transaction processing and consistency of distributed databases based on NoSQL architecture ...
DU Yide, LIU Wenjie
doaj   +2 more sources

Validity of diagnostic codes to identify cases of severe acute liver injury in the U.S. Food and Drug Administration's Mini‐Sentinel Distributed Database [PDF]

open access: yesPharmacoepidemiol Drug Saf, 2013
V. Lo Re   +23 more
semanticscholar   +2 more sources

RESEARCH OF ACID TRANSACTION IMPLEMENTATION METHODS FOR DISTRIBUTED DATABASES USING REPLICATION TECHNOLOGY

open access: yesСучасний стан наукових досліджень та технологій в промисловості, 2021
Today, databases are an integral part of most modern applications designed to store large amounts of data and to request from many users. To solve business problems in such conditions, databases are scaled, often horizontally on several physical servers ...
Oksana Mazurova   +2 more
doaj   +1 more source

Building an electronic documentation system for the Graduate Studies Division using Distributed databases [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2014
This research aims to build a system for electronic documentation for the unit of graduate studies, which is used for managing electronic documents (official books, attachments, and instructions).
Nather Qiddo, Raed Al-Dabbagh
doaj   +1 more source

Query optimization-oriented lateral expansion method of distributed geological borehole database

open access: yesOpen Geosciences, 2023
In order to reduce the resource occupancy and retrieval efficiency of geological drilling databases, this study proposes a distributed horizontal expansion method for query optimization of geological drilling databases by constructing a comprehensive ...
Luo Qingjia
doaj   +1 more source

Blockchain technology in accounting and auditing: current status, opportunities and prospects of implementation

open access: yesЕкономіка, управління та адміністрування, 2020
Blockchain is today one of the main technologies of the digital economy, which in a general sense is a distributed database, such as an accounting book that stores information about all transactions performed by its participants.
Y.M. Popivniak
doaj   +1 more source

Universal algorithm of processing of requests with use of parallel technology [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2018
Processing and storage of a large amount of information is one of the difficult and interesting tasks at the moment. The performance of the system as a whole depends on how well the performance and reliability of the database are implemented.
Timofeeva N.E., Dmitrieva K.A.
doaj   +1 more source

Hiding Sensitive Frequent Itemsets over Privacy Preserving Distributed Data [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2013
Data mining is the process of extracting hidden patterns from data. One of the most important activities in data mining is the association rule mining and the new head for data mining research area is privacy of mining.
Alaa Jumaa, Sufyan Al-Janabi, Nazar Ali
doaj   +1 more source

Optimization of correlate subquery based on distributed database

open access: yesXibei Gongye Daxue Xuebao, 2021
Subquery is widely used in database. It can be divided into related subquery and non-related subquery according to whether it is dependent on the table of the parent query.

doaj   +1 more source

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