Results 1 to 10 of about 6,133,448 (253)

A GPS water vapour tomography method based on a genetic algorithm [PDF]

open access: yesAtmospheric Measurement Techniques, 2020
Water vapour is an important substituent of the atmosphere but its spatial and temporal distribution is difficult to detect. Global Positioning System (GPS) water vapour tomography, which can sense three-dimensional water vapour distribution, has been ...
F. Yang   +12 more
doaj   +1 more source

Classroom Metatalk: Uncovering the Role of Elaborate vs. Limited Engagement in Fostering Iranian L2 Learners' Writing Accuracy [PDF]

open access: yesJournal of Modern Research in English Language Studies, 2022
The underlying goal of this study was to assess the effects of metatalk at elaborate and limited levels of engagement on Iranian L2 learners’ grammatical accuracy in writing.
Karim Shabani, Mona Hosseinzadeh
doaj   +1 more source

The Accuracy of Lateral Cephalogram in Representing the Anterior Maxillary Dentoalveolar Position

open access: yesDiagnostics, 2022
Background: To evaluate the dentoalveolar position and root diameters of the maxillary incisors from cone beam computed tomograms (CBCT) compared with cephalometric tracings.
Supontep Teerakanok   +2 more
doaj   +1 more source

The Development of Sensitive Measuring Schemes for Capacitive-Semiconductor Humidity Transmitters

open access: yesProceedings of the International Conference on Applied Innovations in IT, 2023
Capacitive-semiconductor converters play a crucial role in converting physical quantities with complex parameters due to their positive properties, including measurement accuracy, reliability, manufacturability, and efficient measurement schemes ...
Anvar Rakhmanov   +2 more
doaj   +1 more source

Use of intraoperative CT during repair of maxillofacial old fractures

open access: yesKouqiang hemian waike zazhi, 2023
[Objective] To evaluate the application value of intraoperative computerized tomography (iCT) in treatment of maxillofacial old fractures. [Methods] A total of nineteen patients with maxillofacial old fractures who underwent the operation at the ...
PANG Chaoyuan   +3 more
doaj   +1 more source

Evaluation of different selection indices combining Pilodyn penetration and growth performance in Eucalyptus clones [PDF]

open access: yesCrop Breeding and Applied Biotechnology, 2017
The present study aimed to evaluate the selection indices efficiency for Pilodyn penetration combined with growth traits in Eucalyptus clones. It was carried out experiments in a randomized block design, with single tree plots and 30 replications ...
Andrei Caíque Pires Nunes   +3 more
doaj   +1 more source

Lockdown As a Preventive Strategy Against COVID-19: Socioeconomic Implications on Nigerians

open access: yesSudan Journal of Medical Sciences, 2020
Background: Lockdown is a strategy employed worldwide to limit the spread of COVID-19. Social and economic activities were markedly affected in Nigeria and other parts of the world.
Dr Ismaila Isiaka Alani   +1 more
doaj   +1 more source

Accuracy Improvement of Neural Networks Through Self-Organizing-Maps over Training Datasets [PDF]

open access: yes, 2017
Although it is not a novel topic, pattern recognition has become very popular and relevant in the last years. Different classification systems like neural networks, support vector machines or even complex statistical methods have been used for this ...
Domínguez Morales, Juan Pedro   +6 more
core   +1 more source

Accuracy and transferability of Gaussian approximation potential models for tungsten [PDF]

open access: yes, 2014
We introduce interatomic potentials for tungsten in the bcc crystal phase and its defects within the Gaussian approximation potential framework, fitted to a database of first-principles density functional theory calculations.
Bartók, Albert P.   +2 more
core   +1 more source

Target Association of Heterogeneous Sensors Based on Nearest-neighbor and Topology

open access: yesLeida xuebao, 2012
A new data association algorithm is proposed in this paper for heterogeneous sensors information fusion system, which consists of Radar and high-dynamic-range IR, based on joint usage of the nearest-neighbor (NN) and the topology similarity. The proposed
Yuan Ding-bo   +3 more
doaj   +1 more source

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