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A case study of optimistic computing on the grid: parallel mesh generation

N. Chrisochoides, A. Fedorov, B.B. Lowekamp, M. Zangrilli, C. Lee
<i title="IEEE Comput. Soc"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/t3x4vqewrncrfgn2wu7cafsbsq" style="color: black;">Proceedings International Parallel and Distributed Processing Symposium</a> </i> &nbsp;
This paper describes our progress in creating a case study on optimistic computing for the Grid using parallel mesh generation.  ...  The goal of this project is to generalize the experience and knowledge of optimistic grid computing gained through mesh generation into a tool that can be applied to tightly coupled computations in other  ...  The data of the Figure 2 and Table 1 were collected with the assistance of K. Barker, A. Chernikov, and L. Linardakis.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/ipdps.2003.1213374">doi:10.1109/ipdps.2003.1213374</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/ipps/ChrisochoidesFLZL03.html">dblp:conf/ipps/ChrisochoidesFLZL03</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/4jvtcmt6j5eircflpd5chusuee">fatcat:4jvtcmt6j5eircflpd5chusuee</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20040807091205/http://www.cs.wm.edu:80/~mazang/ngs-ipdps2003.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/ef/48/ef48ab1f8befdf2757fb2537d30c567e0f03bb12.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/ipdps.2003.1213374"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

Mesh Generation and Optimistic Computation on the Grid [chapter]

Nikos Chrisochoides, Craig Lee, Bruce Lowekamp
<span title="">2004</span> <i title="Springer US"> Performance Analysis and Grid Computing </i> &nbsp;
The ultimate goal of this project is to generalize the experience and knowledge of optimistic grid computing gained through mesh generation into a tool that can be applied to other tightly coupled computations  ...  This paper describes the concept of optimistic grid computing.  ...  A Case Study: Optimistic Mesh Generation Whether grid applications can in general be effectively scaled-up to work in these operating regions is an open issue.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1007/978-1-4615-0361-3_14">doi:10.1007/978-1-4615-0361-3_14</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/pvlbqxkzubewxnewt2azufvn3m">fatcat:pvlbqxkzubewxnewt2azufvn3m</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20040328133647/http://www.cs.wm.edu:80/~lowekamp/papers/ngs-mesh-padc2003.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/9d/0f/9d0f70eaf926ab148aba47b92eb7b472543a0e4f.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1007/978-1-4615-0361-3_14"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> springer.com </button> </a>

Block Fusion on Dynamically Adaptive Spacetree Grids for Shallow Water Waves

Tobias Weinzierl, Michael Bader, Kristof Unterweger, Roland Wittmann
<span title="">2014</span> <i title="World Scientific Pub Co Pte Lt"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/x6p3xmf7graczk5begbrisonce" style="color: black;">Parallel Processing Letters</a> </i> &nbsp;
Such a replacement strategy can pick up hardware characteristics, i.e. which block size yields the highest throughput, while the dynamic adaptivity of the fine grid mesh is not constrained-applications  ...  2014) 'Block fusion on dynamically adaptive spacetree grids for shallow water waves.', Parallel processing letters., 24 (3). p. 1441006. Further information on publisher's website: http://dx.  ...  Acknowledgements Tobias Weinzierl appreciates the support of the School of Engineering and Computing Sciences and in particular Tomasz Koziara at Durham University for providing the Xeon Phis.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1142/s0129626414410060">doi:10.1142/s0129626414410060</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/7pgklq3s6fa2xoyvnccvelhzvy">fatcat:7pgklq3s6fa2xoyvnccvelhzvy</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20171201051848/https://core.ac.uk/download/pdf/42124658.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/4c/9a/4c9ae15293fc58a62d32c39562fe5d5276e661df.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1142/s0129626414410060"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> worldscientific.com </button> </a>

An Overset Grid Method for Fluid-Structure Interaction

Scott T. Miller, R. L. Campbell, C. W. Elsworth, J. S. Pitt, D. A. Boger
<span title="">2014</span> <i title="Scientific Research Publishing, Inc,"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/epgzoeq67vdxlesxk5gjfpejiy" style="color: black;">World Journal of Mechanics</a> </i> &nbsp;
Our partitioned solution algorithm uses separate solvers for the fluid (finite volume method) and the structure (finite element method), with mesh motion computed only on a subset of component grids of  ...  Numerical studies of the benchmark test demonstrate the benefits of our overset mesh method over traditional approaches.  ...  Acknowledgements The authors would like to acknowledge support for this research from the Applied Research Laboratory at The Pennsylvania State University, especially the student support from the ARL Undergraduate  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.4236/wjm.2014.47023">doi:10.4236/wjm.2014.47023</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/5xe534ymfnbmlj6bjiwmdaxpwu">fatcat:5xe534ymfnbmlj6bjiwmdaxpwu</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170922210900/http://file.scirp.org/pdf/WJM_2014073014310417.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/10/95/1095f9ba241873f45d177a58b810c24fb0e193b8.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.4236/wjm.2014.47023"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> Publisher / doi.org </button> </a>

MinEX: a latency-tolerant dynamic partitioner for grid computing applications

Sajal K. Das, Daniel J. Harvey, Rupak Biswas
<span title="">2002</span> <i title="Elsevier BV"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/idqeix2ukbd5fbgjjdkjmaj3ka" style="color: black;">Future generations computer systems</a> </i> &nbsp;
supercomputer simulations [11, 12] . 43 The IPG is one of the several approaches to develop 44 what are called Computational Grid 2 (in short, Grid) 45 2 Not to be confused with computations on discretization  ...  that are executed in a parallel distributed fashion on the IPG.  ...  Utilization of a 105 parallel graph partitioner like ParMetis [21] gives ex-106 tremely effective results. 107 The second approach, called symmetric broad-108 cast networks (SBNs) [7] , gives a general-purpose  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1016/s0167-739x(01)00073-5">doi:10.1016/s0167-739x(01)00073-5</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/6xrbdu3wh5ci5nks3t3xqxu7qq">fatcat:6xrbdu3wh5ci5nks3t3xqxu7qq</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170813000735/http://cs.sou.edu/~harveyd/publications/fgcs01.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/fd/64/fd64aa2ded165491af86f96daaa46fd3a32af295.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1016/s0167-739x(01)00073-5"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> elsevier.com </button> </a>

Peer4Peer: e-Science Community for Network Overlay and Grid Computing Research [chapter]

Luís Veiga, João Nuno Silva, João Coelho Garcia
<span title="">2011</span> <i title="Springer London"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/wgmkozu5pbcuriqhag4fuaxwqu" style="color: black;">Guide to e-Science</a> </i> &nbsp;
Thus, Grid and overlay simulations are improved due to: 1) increased scalability of simulation tools with a novel parallel, distributed and decentralized architecture; 2) harnessing the power of idle CPU  ...  This is an on-going effort to further our peer-to-peer cycle-sharing platform by providing a scalable, efficient and reliable simulation substrate for the Grid and overlay topologies developed by the research  ...  Current performance results are already very encouraging as we are able to achieve faster parallel simulations, and through the usage of cooperating P4PSim instances.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1007/978-0-85729-439-5_4">doi:10.1007/978-0-85729-439-5_4</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/series/ccn/VeigaSG11.html">dblp:series/ccn/VeigaSG11</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/g676uhjijbbvnc2r44drnpec5i">fatcat:g676uhjijbbvnc2r44drnpec5i</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20160217160856/http://www.gsd.inesc-id.pt/~lveiga/papers/5-peer4peer-escience-chapter.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/72/99/72990a1622d84bbfd252c124d29dfb02e0a51637.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1007/978-0-85729-439-5_4"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> springer.com </button> </a>

Vehicular grid communications

Mario Gerla, Biao Zhou, Yeng-Zhong Lee, Fabio Soldo, Uichin Lee, Gustavo Marfia
<span title="">2006</span> <i title="ACM Press"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/waqoqpgjmjflhh2anipfmv5qom" style="color: black;">Proceedings of the 2nd annual international workshop on Wireless internet - WICON &#39;06</a> </i> &nbsp;
In this study, we take a visionary look at these future applications, the emerging "Vehicular Grid" that will support them and the interplay between the grid and the communications infrastructure.  ...  In essence, the Vehicular Grid is a large scale ad hoc network.  ...  We propose to implement two "parallel" versions of GLS, namely: OLS (Overlay Location Service) and VLS (Vehicle Grid Location Service).  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/1234161.1234180">doi:10.1145/1234161.1234180</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/wicon/GerlaZLSLM06.html">dblp:conf/wicon/GerlaZLSLM06</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/ltrmbna5jvbt7nhpdjloa5xp74">fatcat:ltrmbna5jvbt7nhpdjloa5xp74</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170808163440/http://www.cs.unibo.it/~marfia/pubblicazioni/c01.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/50/96/50963b152d957ca95c9f6affde92234576111467.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/1234161.1234180"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> acm.org </button> </a>

Fast Parallel Direct Solvers for Coarse Grid Problems

H.M Tufo, P.F Fischer
<span title="">2001</span> <i title="Elsevier BV"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/rwjg7tprafhufajayuvxj2q4n4" style="color: black;">Journal of Parallel and Distributed Computing</a> </i> &nbsp;
The approach is based upon a (quasi-) sparse factorization of the inverse of A.  ...  We develop a fast direct solver for parallel solution of "coarse grid" problems, Ax = b, such as arise when domain decomposition or multigrid methods are applied to elliptic partial differential equations  ...  In [5] , Chan and Shao present a study of the optimal coarse grid size for parallel applications which illustrates the importance of a fast coarse grid solver. Gropp et al.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1006/jpdc.2000.1676">doi:10.1006/jpdc.2000.1676</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/aasswomipbgsjgrqhbuymgibay">fatcat:aasswomipbgsjgrqhbuymgibay</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20130225180011/http://www.mcs.anl.gov/~fischer/pubhtml/xxt.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/8b/17/8b17e5c781c0630149ca7d7129a984720ec5a062.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1006/jpdc.2000.1676"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> Publisher / doi.org </button> </a>

A multi-core ready discrete element method with triangles using dynamically adaptive multiscale grids

Konstantinos Krestenitis, Tobias Weinzierl
<span title="2018-08-31">2018</span> <i title="Wiley"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/o454xj4tdjfllm3oragfkdrffi" style="color: black;">Concurrency and Computation</a> </i> &nbsp;
KEYWORDS computational geometry, discrete element method, dynamically adaptive cartesian grids, shared memory parallelisation, vectorisation INTRODUCTION Granular flows are subject of computational studies  ...  The expressiveness of a simulation of such media is determined on the one hand by the accuracy of the physical interaction model. On the other hand, it is determined by the "economy of scale."  ...  Traversing empty or very cheap cells is not for free on computer generations where bandwidth is a limited resource.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1002/cpe.4935">doi:10.1002/cpe.4935</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/6c6gbmej55cudcvbfjwyq2ybci">fatcat:6c6gbmej55cudcvbfjwyq2ybci</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20190429052220/http://dro.dur.ac.uk/26185/1/26185.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/0b/5d/0b5d830dd76d6263987fa0a380608042f8b1546c.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1002/cpe.4935"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> wiley.com </button> </a>

A (condensed) parametric study of optimistic computation in wide-area, distributed environments

Craig A. Lee, Nikos Chrisochoides
<span title="">2008</span> <i title="ACM Press"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/67n66h5xyfeinldxvfr44upijy" style="color: black;">Proceedings of the 15th ACM Mardi Gras conference on From lightweight mash-ups to lambda grids: Understanding the spectrum of distributed computing requirements, applications, tools, infrastructures, interoperability, and the incremental adoption of key capabilities - MG &#39;08</a> </i> &nbsp;
The model is instantiated as an optimistic workload generator implemented as a parallel MPI code.  ...  While generally optimism provides the best speed-ups when network latency dominates the processing cycle, we have seen cases (with a 90% probability of success) when latency is only 1/6 of the processing  ...  Acknowledgments This work was supported by NSF EIA-0203974: Mesh Generation and Optimistic Computation on the Grid, through a subcontract with the College of William and Mary, and by the Aerospace Parallel  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/1341811.1341827">doi:10.1145/1341811.1341827</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/mg/LeeC08.html">dblp:conf/mg/LeeC08</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/lj7cddrnt5ddxil5foo4a7ugv4">fatcat:lj7cddrnt5ddxil5foo4a7ugv4</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20100624082302/http://crtc.wm.edu/papers/conf_72.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/18/0e/180e75ae08ff9793869569c53dedbeceaf63843c.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/1341811.1341827"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> acm.org </button> </a>

Passive Network Awareness as a Means for Improved Grid Scheduling

Yehia Elkhatib, Chris Edwards
<span title="2015-04-11">2015</span> <i title="Springer Nature"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/qrfhtnmiezbrbd2wgd2gragrxi" style="color: black;">Journal of Grid Computing</a> </i> &nbsp;
This mechanism has been evaluated on a production e-science grid infrastructure, with results showing the ability of GridMAP to improve grid scheduling with minimal network, computational and deployment  ...  This article introduces GridMAP, a mechanism for considering the network state for enhancing grid scheduling. Network measurements are collected in a passive manner from a user-centric vantage point.  ...  Acknowledgements The authors thank Gordon S. Blair and Paul Grace for reviewing earlier versions, and Matthew Sperrin for advice on statistical significance.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1007/s10723-015-9332-0">doi:10.1007/s10723-015-9332-0</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/nd6uxxoptbhlfoqvrlgo77gubi">fatcat:nd6uxxoptbhlfoqvrlgo77gubi</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20171203154842/https://core.ac.uk/download/pdf/42414504.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/e9/54/e9543cc73a2612af0feb4338eda826159bc4a4d9.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1007/s10723-015-9332-0"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> springer.com </button> </a>

Combining active and passive network measurements to build scalable monitoring systems on the grid

Bruce B. Lowekamp
<span title="2003-03-01">2003</span> <i title="Association for Computing Machinery (ACM)"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/pkal2zplnrarzkkzugv4u5ithy" style="color: black;">Performance Evaluation Review</a> </i> &nbsp;
access and accuracy challenges of using passively collected measurements, complicate the problem of developing a monitoring solution for a global grid.  ...  Because the network provides the wires that connect a grid, understanding the performance provided by a network is crucial to achieving satisfactory performance from many grid applications.  ...  We are currently exploring the use of optimistic computation for parallel mesh generation, previously regarded as a fine-grained tightly-coupled application [4] .  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/773056.773061">doi:10.1145/773056.773061</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/avipmmp4yvafzh2y46lp4og2vu">fatcat:avipmmp4yvafzh2y46lp4og2vu</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20031211144953/http://zimbo.cs.wm.edu:80/~lowekamp/papers/active-passive-per-2003.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/d9/ed/d9ed8650c643c6f241103012c3c7533020f7deb7.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/773056.773061"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> acm.org </button> </a>

Using Machine Learning to Augment Coarse-Grid Computational Fluid Dynamics Simulations [article]

Jaideep Pathak, Mustafa Mustafa, Karthik Kashinath, Emmanuel Motheau, Thorsten Kurth, Marcus Day
<span title="2020-10-03">2020</span> <i > arXiv </i> &nbsp; <span class="release-stage" >pre-print</span>
Simulation at lower-resolution on a coarse-grid introduces significant errors.  ...  We introduce a machine learning (ML) technique based on a deep neural network architecture that corrects the numerical errors induced by a coarse-grid simulation of turbulent flows at high-Reynolds numbers  ...  This research used resources of the National  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener" href="https://arxiv.org/abs/2010.00072v2">arXiv:2010.00072v2</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/zw7c2cr6xrg2rdjqf5hf5vchr4">fatcat:zw7c2cr6xrg2rdjqf5hf5vchr4</a> </span>
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Stencil scaling for vector-valued PDEs on hybrid grids with applications to generalized Newtonian fluids [article]

Daniel Drzisga, Ulrich Rüde, Barbara Wohlmuth
<span title="2020-03-18">2020</span> <i > arXiv </i> &nbsp; <span class="release-stage" >pre-print</span>
The largest considered example involved solving a Stokes problem with 12288 compute cores on the state of the art supercomputer SuperMUC-NG.  ...  Depending on the compute architecture, we could observe maximum speedups of 64% and 122% compared to the on-the-fly integration.  ...  (GCS, www.gauss-centre.eu) for funding this project by providing computing time on the GCS supercomputer SuperMUC at Leibniz Supercomputing Centre (LRZ, www.lrz.de).  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener" href="https://arxiv.org/abs/1908.08666v2">arXiv:1908.08666v2</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/46xqoynaa5cafiohyookgtcpwy">fatcat:46xqoynaa5cafiohyookgtcpwy</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200320221510/https://arxiv.org/pdf/1908.08666v2.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] </button> </a> <a target="_blank" rel="external noopener" href="https://arxiv.org/abs/1908.08666v2" title="arxiv.org access"> <button class="ui compact blue labeled icon button serp-button"> <i class="file alternate outline icon"></i> arxiv.org </button> </a>

Transparent grid enablement of weather research and forecasting

S. Masoud Sadjadi, Hector A. Duran Limon, Pat Welsh, Sandeep Pattnaik, Anthony Praino, David Villegas, Selim Kalayci, Gargi Dasgupta, Onyeka Ezenwoye, Juan Carlos Martinez, Ivan Rodero, Liana Fong (+15 others)
<span title="">2008</span> <i title="ACM Press"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/67n66h5xyfeinldxvfr44upijy" style="color: black;">Proceedings of the 15th ACM Mardi Gras conference on From lightweight mash-ups to lambda grids: Understanding the spectrum of distributed computing requirements, applications, tools, infrastructures, interoperability, and the incremental adoption of key capabilities - MG &#39;08</a> </i> &nbsp;
However, the high resource requirements of WRF for fine-resolution and ensemble forecasting demand a large number of computing nodes, which typically cannot be found within one organization.  ...  The current version of WRF has not been designed to scale out of a single organization's local computing resources.  ...  This work is part of the Latin American Grid (LA Grid) project [39] . REFERENCES [1] The Weather Research & Forecasting Model, http://www.wrfmodel.org/index.php.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/1341811.1341854">doi:10.1145/1341811.1341854</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/mg/SadjadiFBFDCSRSLWPPVKDEMRCMLCWMLA08.html">dblp:conf/mg/SadjadiFBFDCSRSLWPPVKDEMRCMLCWMLA08</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/ekm4xirjybcilgwmd4jghsdum4">fatcat:ekm4xirjybcilgwmd4jghsdum4</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170922031712/https://users.cs.fiu.edu/~sadjadi/Publications/TGE-WRF-GEA-2008.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/60/fe/60fe2e2f1a7444bf3a060d93e07d0dd927a90f8c.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/1341811.1341854"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> acm.org </button> </a>
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