نتایج جستجو برای: and experimental design

تعداد نتایج: 17011464  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شاهد - دانشکده فنی و مهندسی 1387

abstract biometric access control is an automatic system that intelligently provides the access of special actions to predefined individuals. it may use one or more unique features of humans, like fingerprint, iris, gesture, 2d and 3d face images. 2d face image is one of the important features with useful and reliable information for recognition of individuals and systems based on this ...

Journal: :journal of mechanical research and application 2012
mohamad reza afghari mohamad abolhasani moghadam ali ziaie

in this paper, the methodology of aircraft air distribution system has been analyzed theoretically and experimentally. to achieve that, ducting pressure loss and air flow throw gaspers calculations has been done for cabin ducts in according to exact location of individual air distribution system in the cabin. the length of gasper air flow was compared with the distance between gasper outlet and...

2014
Paul Ralph

This paper proposes a research methodology, Lab-based Action Design Research, which combines organizational intervention (action research), building innovative artifacts (engineering research) and studies of software development practice (behavioral research) within a laboratory environment. Seven principles for successful Lab-based Action Design Research are proposed – attract funding with a w...

2017
Vikranth Shetty Eugenia Wang Shesh nath Rai Dongfeng Wu

ANALYSIS OF MICRORNA MICROARRA Y (MM CHIP) DATA FOR AGING MICE MODELS Vikranth Shetty August 2nd, 2012 The present experimental designs have unique challenges in the analysis of microRNA expression intensity levels. In this project, various Normalization techniques were discussed with different statistical techniques and their application in an analysis performed at the Genes Centre of aging on...

2000
Moira Wells Rachel Harrison

The implications and challenges for Empirical Software Engineering (ESE) are increasing. The entire software design and development process is affected by the impact of human, organisational, and social issues. Collaboration with different disciplines is becoming necessary in order to fully understand issues that do not obviously fall within the remit of software engineering practices. ESE can ...

2007
S. Lauer J. Timmer D. van Calker D. Maier

Designs for nonlinear regression models depend on some prior information about the unknown parameters. There are three primary methods for accounting for this: The locally optimal designs, globally optimal Bayesian designs, and sequential procedures. If prior knowledge about the parameters is available from former experiments, Bayesian designs integrate this information most eeciently. If the e...

2014
Anil Kumar Thurimella

Experiments are suitable for studying emerging approaches at Universities by using students as subjects. We identify a problem that the existing experimental designs are not well suited for studying qualitative properties and human factors which cannot be controlled and studied in isolation. On the other hand case studies are well suited for studying those situations. However, case studies are ...

Journal: :journal of ultrafine grained and nanostructured materials 0
reihane nafar dehsorkhi department of materials engineering, isfahan university of technology, isfahan, 84156-83111, iran. soheil sabooni department of materials engineering, isfahan university of technology, isfahan, 84156-83111, iran. abdoulmajid eslami department of materials engineering, isfahan university of technology, isfahan, 84156-83111, iran. fathallah karimzadeh department of materials engineering, isfahan university of technology, isfahan, 84156-83111, iran. behzad sadeghian department of materials engineering, isfahan university of technology, isfahan, 84156-83111, iran.

in the present study, an ultrafine grained (ufg) 304l stainless steel with the average grain size of 300 nm was produced by a combination of cold rolling and annealing. weldability of the ufg sample was studied by nd: yag laser welding under different welding conditions. taguchi experimental design was used to optimize the effect of frequency, welding time, laser current and laser pulse duratio...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2014
saeed zandevakili mohammad ranjbar maryam ehteshamzadeh

spinel-type of mno2 nanoparticles which successfully synthesized by a hydrothermal process, have a required capacity for lithium uptake from liquid resources. themost lithium adsorption capacity of 6.6 mmol/g of up to now was found to be an important limiting parameter for industrial applications. therefore, increasing uptake capacity of these ion sieves by studding the effect of six effective ...

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