Results 21 to 30 of about 2,106,567 (294)

MAP-Vis: A Distributed Spatio-Temporal Big Data Visualization Framework Based on a Multi-Dimensional Aggregation Pyramid Model

Applied Sciences, 2020
During the exploration and visualization of big spatio-temporal data, massive volume poses a number of challenges to the achievement of interactive visualization, including large memory consumption, high rendering delay, and poor visual effects. Research
Xuefeng Guan, Chong Xie, Linxu Han, Yumei Zeng, Dannan Shen, Weiran Xing   +5 more
doaj   +1 more source

A Generic and Extensible Core and Prototype of Consistent, Distributed, and Resilient LIS

ISPRS International Journal of Geo-Information, 2020
The majority of the existing land information systems (LIS) are centralized, transaction processing systems based on object-relational database management systems for data storage, management, and retrieval.
Zdravko Galić, Mario Vuzem
doaj   +1 more source

Data Allocation in Distributed Database based on CSO

Tikrit Journal of Pure Science, 2022
Distributed databases (DDBs) provide smart processing of large databases, the problems of fragmentation and allocation are vital design problems in addition to the centralized design.
Saadi Hamad Thalij
doaj   +1 more source

Query Optimization in Distributed Database Based on Improved Artificial Bee Colony Algorithm

Applied Sciences
Query optimization is one of the key factors affecting the performance of database systems that aim to enact the query execution plan with minimum cost. Particularly in distributed database systems, due to the multiple copies of the data that are stored ...
Yan Du, Zhi Cai, Zhiming Ding
doaj   +1 more source

DRAS-TIC Linked Data: Evenly Distributing the Past

Publications, 2019
Memory institutions must be able to grow a fully-functional repository incrementally as collections grow, without expensive enterprise storage, massive data migrations, and the performance limits that stem from the vertical storage strategies.
Gregory Jansen, Aaron Coburn, Adam Soroka, Will Thomas, Richard Marciano   +4 more
doaj   +1 more source

Psychosocial Outcomes in Patients With Endocrine Tumor Syndromes: A Systematic Review

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction The combination of disease manifestations, the familial burden, and varying penetrance of endocrine tumor syndromes (ETSs) is unique. This review aimed to portray and summarize available data on psychosocial outcomes in patients with ETSs and explore gaps and opportunities for future research and care.
Daniël Zwerus, Floortje Strobbe, Annemarie A. Verrijn Stuart, Hanneke M. van Santen, Gerlof D. Valk, Sasja A. Schepers, Rachel S. van Leeuwaarde   +6 more
wiley   +1 more source

Incidence and Outcome of Infants With Cancer in Canada: A Report From Cancer in Young People in Canada Database

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Infants with cancer are rare and face unique challenges. Our study aims to describe the incidence of infantile cancers in Canada and to compare treatment‐related mortality (TRM) and their outcomes with those of older children. Methods We conducted a retrospective cohort study using the Cancer in Young People in Canada database ...
Samuel Sassine, Hallie Coltin, Maria Kondyli, Monia Marzouki, Nicolas Prud'homme, Nida Usmani, Sylvia Cheng, Lesleigh Abbott, Tony Truong, Sapna Oberoi, Ketan Kulkarni, Josée Brossard, Lynette Bowes, Paul Gibson, Donna L. Johnston, Sarah McKillop, Roona Sinha, Lillian Sung, Catherine Vezina, Laura Wheaton, Alexandra P. Zorzi, Marie‐Claude Pelland‐Marcotte, Thai Hoa Tran   +22 more
wiley   +1 more source

Study of Transaction Classification Strategy in Distributed Database [PDF]

Jisuanji gongcheng, 2017
In view of the problem that the distributed database system needs to specify the execution site for transactions in advance,this paper proposes a transaction classification deployment strategy of distributed database by analyzing the distributed database
TONG Jichao,LIN Jiming,CHEN He,ZHANG Xiangli,BAN Wenjiao
doaj   +1 more source

RT‐PCR–Based Detection of Bone Marrow Involvement in Ewing Sarcoma: Diagnostic Validity and Prognostic Relevance

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background In Ewing sarcoma (EwS), metastases, including those to bone marrow (BM), are the main factors influencing prognosis. Although reverse transcription polymerase chain reaction (RT‐PCR) offers greater sensitivity, the current EWING protocol defines BM metastases solely using light microscopic detection.
Thanh Pham, Andreas Ranft, Victor Rechl, Susanne Jabar, Wolfgang Hartmann, Kim Falkenberg, Heribert Jürgens, Norbert Graf, Torsten Keßler, Markus Metzler, Thomas Klingebiel, Thorsten Simon, Martin Benesch, Uta Dirksen   +13 more
wiley   +1 more source

H2O: An Autonomic, Resource-Aware Distributed Database System [PDF]

, 2010
This paper presents the design of an autonomic, resource-aware distributed database which enables data to be backed up and shared without complex manual administration.
Dearle, Alan, Kirby, Graham, Macdonald, Angus   +2 more
core   +1 more source