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108篇 您的检索式:作者名="George EM"
    题名 作者 年代 出处 被引量
1Physics-informed neural networks(PINNs)for fluidmechanics:a review显示文摘Despite the significant progress over the last 50 years in simulating flow problems using numerical discretization of the Navier–Stokes equations(NSE),we still cannot incorporate seamlessly noisy data into existing algorithms,mesh-generation is complex,and we cannot tackle high-dimensional problems governed by parametrized NSE.Moreover,solving inverse flow problems is often prohibitively expensive and requires complex and expensive formulations and new computer codes.Here,we review flow physics-informed learning,integrating seamlessly data and mathematical models,and implement them using physics-informed neural networks(PINNs).We demonstrate the effectiveness of PINNs for inverse problems related to three-dimensional wake flows,supersonic flows,and biomedical flows.Shengze Cai Zhiping Mao Zhicheng Wang Minglang Yin George Em Karniadakis 2021Acta Mechanica Sinica2021,37,12:7
2Modeling uncertainty in steady state diffusion problems via generalized polynomial chaos显示文摘Dongbin Xiu George Em Karniadakis 2002Computer Methods in Applied Mechanics and Engineering2002,,43:2
3Learning two-phase microstructure evolution using neural operators and autoencoder architectures显示文摘Phase-field modeling is an effective but computationally expensive method for capturing the mesoscale morphological and microstructure evolution in materials.Hence,fast and generalizable surrogate models are needed to alleviate the cost of computationally taxing processes such as in optimization and design of materials.The intrinsic discontinuous nature of the physical phenomena incurred by the presence of sharp phase boundaries makes the training of the surrogate model cumbersome.We develop a framework that integrates a convolutional autoencoder architecture with a deep neural operator(DeepONet)to learn the dynamic evolution of a two-phase mixture and accelerate time-to-solution in predicting the microstructure evolution.We utilize the convolutional autoencoder to provide a compact representation of the microstructure data in a low-dimensional latent space.After DeepONet is trained in the latent space,it can be used to replace the high-fidelity phase-field numerical solver in interpolation tasks or to accelerate the numerical solver in extrapolation tasks.Vivek Oommen Khemraj Shukla Somdatta Goswami Rémi Dingreville George Em Karniadakis 2022npj Computational Materials2022,,1:2
4Ebola hemorrhagic fever outbI~aks in Gabon, 1994-1997: epidemiologic and health control issues显示文摘Georges A J Leroy EM Renaut AA 1999J Infect Dis1999,179,1:1
5Cortical language activation in stroke patients recovering from aphasia with functional MRI显示文摘 Vikingstad EM George KP 1999Stroke1999,30,:1
6Endothelin:key mediator of hypertension in preeclampsia显示文摘GEORGE EM GRANGER JP 0,,09:1
7Heme oxygenase inhibition increases blood pressure in pregnant rats显示文摘George EM Hosick PA Stec DE 2013Am J Hypertens2013,26,7:1
8Endothelin: key mediator of hypertension in preeclampsia 显示文摘George EM Granger JP 2012Am J Hypertens2012,24,9:1
9Cortical language activation in stroke patients recovering from aphasia with functional MRI显示文摘Cao Y Vikingstad EM George KP 1999Stroke1999,30,11:1
10Induction of heme oxygenase- 1 shifts the balance from proinjury to prosurvival in the placen- tas of pregnant rats with reduced uterine perfusion pressure显示文摘George EM Arany I 2012Am J Physiol Regul Integr Comp Physiol2012,302,5:1
11Effects of multidisciplinary team working on breast cancer survival: retrospective, comparative, interventional cohort study of 13 722 women显示文摘Kesson EM Allardice GM George WD 2012BMJ2012,344,:1
12Modeling uncertainty in flow simulations via generalized polynomial chaos显示文摘Dongbin Xiu George Em Karniadakis 2003Journal of Computational Physics2003,,1:1
13Induction of heine oxygenase 1 attenu- ates placental ischemia-induced hypertension 显示文摘George EM Cockrell K Aranay M Csongradi E Stec DE Granger JP 2011Hyperten- sion2011,57,5:1
14Cost implications of aortic counterpulsation in acute myocardial infarction:results from a randomized clinical trial显示文摘Talley JD Ohman EM George BS 1995J Am Coll Cardiol1995,25,:1
15Positive Aspects of Fathering and Mothering, and Children'sAttaehment in Kin- dergarten显示文摘George MR Cummings EM Davies PT 2010Early Child Dev Care2010,180,12:1
16Endothelin: key mediator of hypertension in preeclampsia显示文摘George EM Granger JP 2011Am J Hypertens2011,24,9:1
17Mechanisms and potential therapies for preeclampsia显示文摘George EM Granger JP 2011Curr Hypertens Rep2011,13,:1
18Recent advances in the understanding of the pathophysiology of preeclampsia显示文摘Warrington JP George EM Palei AC 2013Hy- pertension2013,62,4:1
19Recent insights into the pathnphysiology of pre- eclampsia 显示文摘George EM Granger JP 2010Expert Rev Obstet Gynecol2010,5,5:1
20The use of an intraaortic balloon pumping as an adjunct to reperfusion therapy in acute myo- cardial infarction: the Thmmbolysis and Angioplasty in Myocardial Infarction(TAMI) Study Group 显示文摘Ohman EM Califf RM George BS 1991Am Heart J1991,121,5:1
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