Results 21 to 30 of about 596,156 (298)

The historical developments and trendencies of building block approach and testing pyramid

open access: yesHangkong gongcheng jinzhan, 2023
Establishing testing pyramid with building block approach is a widely accepted process for the structural strength verification of large aircraft. The historical developments and trendencies of building block approach and testing pyramid are briefly ...
LIN Jianhong
doaj   +1 more source

Hydraulic Performance and Energy Loss Effect of Pit Structure Optimized Drip Irrigation Emitter [PDF]

open access: yesNature Environment and Pollution Technology, 2022
The pit structure optimized drip irrigation emitter (PODE) is a novel type of irrigation emitter that may provide shunts, quick diversion, and mixed flow to maximize energy loss.
Tianyu Xu, Shuteng Zhi, Qiuyue Yu and Ennan Zheng
doaj   +1 more source

Development of a Scalable Testbed for Mobile Olfaction Verification

open access: yesSensors, 2015
The lack of information on ground truth gas dispersion and experiment verification information has impeded the development of mobile olfaction systems, especially for real-world conditions.
Syed Muhammad Mamduh Syed Zakaria   +6 more
doaj   +1 more source

Performance verification experiment for enzyme-linked immunosorbent assay in blood screening laboratory

open access: yesZhongguo shuxue zazhi, 2023
Objective To verificate the performance of enzyme-linked immunosorbent assay (ELISA) in blood screening laboratory. Methods The repeatability, precision, sensitivity, specificity, compliance, detection limit and anti-interference of ELISA items in the ...
Humin LIU   +4 more
doaj   +1 more source

Hull shape optimization for autonomous underwater vehicles using CFD

open access: yesEngineering Applications of Computational Fluid Mechanics, 2016
Drag estimation and shape optimization of autonomous underwater vehicle (AUV) hulls are critical to energy utilization and endurance improvement. In the present work, a shape optimization platform composed of several commercial software packages is ...
Ting Gao   +3 more
doaj   +1 more source

Sequential Experiment Design for Hypothesis Verification [PDF]

open access: yes2018 52nd Asilomar Conference on Signals, Systems, and Computers, 2018
Hypothesis testing is an important problem with applications in target localization, clinical trials etc. Many active hypothesis testing strategies operate in two phases: an exploration phase and a verification phase. In the exploration phase, selection of experiments is such that a moderate level of confidence on the true hypothesis is achieved ...
Kartik, Dhruva   +2 more
openaire   +2 more sources

Example and analysis of abnormal verification of water thermometer observation data in Yongqing well

open access: yes地震科学进展, 2022
Taking the abnormal observation data of water temperature instrument in Yongqing seismic observation well as an example, the reliability of water temperature observation data is analyzed in detail by means of comparative observation of water temperature ...
Yan Wang   +5 more
doaj   +1 more source

Automated Experiment Design for Data-Efficient Verification of Parametric Markov Decision Processes [PDF]

open access: yes, 2017
We present a new method for statistical verification of quantitative properties over a partially unknown system with actions, utilising a parameterised model (in this work, a parametric Markov decision process) and data collected from experiments ...
Abate, Alessandro   +3 more
core   +2 more sources

A Comprehensive Study on Maximum Wavelength of Electromagnetic Propagation in Different Evaporation Ducts

open access: yesIEEE Access, 2019
The maximum wavelength describes trapping features when considering electromagnetic wave propagation in an evaporation duct. However, the results vary between the existing methods used to calculate the maximum wavelength in an evaporation duct.
Yang Shi   +6 more
doaj   +1 more source

Radiation to atom quantum mapping by collective recoil in Bose-Einstein condensate [PDF]

open access: yes, 2003
We propose an experiment to realize radiation to atom continuous variable quantum mapping, i.e. to teleport the quantum state of a single mode radiation field onto the collective state of atoms with a given momentum out of a Bose-Einstein condensate. The
Bonifacio, Rodolfo   +3 more
core   +2 more sources

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