Results 51 to 60 of about 13,943,822 (340)

Research and Application of Testing Technology of Cloud Computing Database

open access: yesDianxin kexue, 2013
The infrastructure of database products was briefly introduced.Aiming at the performance of cloud computing database under the workload of business type,testing technology standard of cloud computing database was especially analyzed,and the evaluate and ...
Hongfei Qiu, Xianxu Li, Chunguang Huang
doaj   +2 more sources

Scalability analysis comparisons of cloud-based software services

open access: yesJournal of Cloud Computing: Advances, Systems and Applications, 2019
Performance and scalability testing and measurements of cloud-based software services are necessary for future optimizations and growth of cloud computing. Scalability, elasticity, and efficiency are interrelated aspects of cloud-based software services’
Amro Al-Said Ahmad, Peter Andras
doaj   +1 more source

Nighttime Cloud Cover Estimation Method at the Saishiteng 3850 m Site

open access: yesUniverse, 2022
Cloud cover is critical for astronomical sites because it can be used to assess the observability of the local sky and further the fractional photometric time.
Baoquan Gao   +3 more
doaj   +1 more source

X‐Ray Computed Tomography Quantifies Primary Phases and Reveals Crack Morphology in High‐Cycle Fatigue of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
Primary phases and a fatigue crack are studied in a forged blank of an aluminum alloy using synchrotron and laboratory X‐ray computed tomography. To image the crack, the fatigue test is interrupted, and a static tensile load is applied to open the crack.
Jakob Schröder   +6 more
wiley   +1 more source

Multimaterial Approach to Improve the Mechanical Properties of a Novel Modified Auxetic Reentrant Honeycomb Structure

open access: yesAdvanced Engineering Materials, EarlyView.
A multimaterial approach is introduced to improve upon auxetic structures by combining two different polymers into the same reentrant honeycomb structure via additive manufacturing. The deformation behavior as well as the resulting Poisson's ratio are thereby improved significantly.
Alexander Engel   +2 more
wiley   +1 more source

Preparation and Thermal Modification of Disentangled Ultrahigh‐Molecular‐Weight Polyethylene Particles for Powder‐Based Additive Manufacturing

open access: yesAdvanced Engineering Materials, EarlyView.
Ultrahigh‐molecular‐weight polyethylene powders (<≈40 μm) with a bulk density of 260 g L−1 are prepared from a silica supported bisimine pyridine iron catalyst. The nascent product is disentangled and can be thermally densified without loss of its low viscosity.
Adrian Vaghar   +4 more
wiley   +1 more source

USING OF BYOD MODEL FOR TESTING OF EDUCATIONAL ACHIEVEMENTS ON THE BASIS OF GOOGLE SEARCH SERVICES

open access: yesÌнформаційні технології в освіті, 2016
The technology of using their own mobile devices of learners for testing educational achievements, based on the model of BYOD, in an article is offered. The proposed technology is based on cloud services Google.
Tetiana Bondarenko, Georgii Kozhevnikov
doaj  

Experiences Virtualizing a Large-Scale Test Platform for Multimedia Applications

open access: yesEAI Endorsed Transactions on Scalable Information Systems, 2015
Testing is an essential part of software development and many test platforms exist to facilitate the process. Test systems are scarce, because especially scalability tests require many computational resources. In this paper we show that these limitations
Robert Lübke   +2 more
doaj   +1 more source

Comparative Study of Experimental Methods for Measuring Thermal Properties of 100Cr6 Steel Powders

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the thermal properties of 100Cr6 steel in both bulk and powder forms. Measuring the very low thermal conductivity typically exhibited by powders poses significant challenges. To address this, two novel measurement techniques—temperature gradient and finite laser pulse response—are introduced and evaluated by comparison with the ...
Junsheng Zhuo   +8 more
wiley   +1 more source

Efficient cloud-based digital-physical testing method for feeder automation system in electrical power distribution network

open access: yesArchives of Electrical Engineering, 2020
Afeeder automation (FA) system is usually used by electricity utilities to improve power supply reliability. The FA system was realized by the coordinated control of feeder terminal units (FTUs) in the electrical power distribution network.
Guoyan Chen   +4 more
doaj   +1 more source

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