نتایج جستجو برای: using a 2d

تعداد نتایج: 14099509  

Journal: :journal of computational applied mechanics 0
z. sarvi m.sc., faculty of mechanical engineering, k.n. toosi university of technology, tehran, iran m. shariyat professor, faculty of mechanical engineering, k.n. toosi university of technology, tehran, iran m. asgari assistant professor, faculty of mechanical engineering, k.n. toosi university of technology, tehran, iran

a closed form three-dimensional solution is presented for determination of the local buckling (cell buckling) load of the nanosheets. moreover, an expression is proposed for the effective 2d young’s modulus of the unit cell of the nanosheet. in this regard, a three-dimensional efficient space-frame-like geometrical model with angular and extensional compliances is considered to investigate stab...

Alireza Amouheidari, Fatemeh Dalvand, Iraj Abedi, Zahra Papi,

Background: Glioma is the most common primary brain tumor, and early detection of tumors is important in the treatment planning for the patient. The precise segmentation of the tumor and intratumoral areas on the MRI by a radiologist is the first step in the diagnosis, which, in addition to the consuming time, can also receive different diagnoses from different physicians. The aim of this study...

Journal: :journal of mining and environment 2016
m. filbandi kashkouli a. kamkar rouhani ali moradzadeh h. assi

magnetotelluric (mt) method is an electromagnetic technique that uses the earth natural field to map the electrical resistivity changes in subsurface structures. because of the high penetration depth of the electromagnetic fields in this method (tens of meters to tens of kilometers), the mt data is used to investigate the shallow to deep subsurface geoelectrical structures and their dimensions....

Journal: :Transactions of the VŠB - Technical University of Ostrava, Mechanical Series 2016

Journal: :Signals 2021

Spatiotemporal representations learned using 3D convolutional neural networks (CNN) are currently used in state-of-the-art approaches for action-related tasks. However, 3D-CNN notorious being memory and compute resource intensive as compared with more simple 2D-CNN architectures. We propose to hallucinate spatiotemporal from a teacher student. By requiring the predict future intuit upcoming act...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1391

in this thesis, we exploit a simple and suitable method for immobilization of copper(ii) complex of 4?-phenyl-terpyridine on activated multi-walled carbon nanotubes [amwcnts-o-cu(ii)-phtpy]. this nanostructure was characterized by various physico-chemical techniques. to ensure the efficiency and fidelity of copper species, the implementation of three-component strategies in click-chemistry all...

جلالی, تهمینه,

We investigate the transmission behavior of photonic crystals power splitter by using improved 2D FDTD and MMP methods. The Comparison between experimental data and simulation results are discussed in TE polarization. In this study, the 60° photonic crystal power splitter is optimized, which is composed of InPGaAs/InP material and air holes. The photonic crystal waveguide bend transmission ...

B Regaiguia M.L Fares N Brinis N Maatougui O Chahaoui,

The comprehension of the anisotropy impacts on mechanical properties of the rolled steel sheets was investigated using a non-quadratic anisotropic yield function. In this study, experimental and modelling determination regarding the behaviour of an industrial rolled sheet for a ferritic stainless low-carbon steel were carried out. The parameters of the associated yield equation, derived from th...

Journal: :archives of cardiovascular imaging 0
hoorak poorzand atherosclerosis prevention research center, school of medicine, imam reza hospital, mashhad university of medical sciences, mashhad, ir iran alireza abdollahi atherosclerosis prevention research center, school of medicine, imam reza hospital, mashhad university of medical sciences, mashhad, ir iran; atherosclerosis prevention research center, school of medicine, imam reza hospital, mashhad university of medical sciences, mashhad, ir iran. tel: +98-9153113595, fax: +98-5118544504 mostafa sajadian mashhad university of medical sciences, mashhad, ir iran toktam moghiman atherosclerosis prevention research center, school of medicine, imam reza hospital, mashhad university of medical sciences, mashhad, ir iran

conclusions despite the widespread use of 2d lvef and its good agreement with ventriculography, strain analysis seems to be more reliable as a quantitative tool for ventricular assessment. results the lvef values obtained by the two methods of ventriculography and echocardiography were not significantly different. the highest correlation regarding the echocardiographic lvef was obtained in the ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی 1393

according to research, academic self-concept and academic achievement are mutually interdependent. in the present study, the aim was to determine the relationship between the academic self-concept and the academic achievement of students in english as a foreign language and general subjects. the participants were 320 students studying in 4th grade of high school in three cities of noor, nowshah...

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