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Yuan Luo [Chinese Name] |
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Indiana University |
National Biomedical Computation Resource |
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Innovation Center 131E |
Atkinson Hall 3101, |
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(812)272-0208 |
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yuanluo -> indiana*edu |
yuanluo -> ucsd*edu |
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[ Curriculum Vitae ] [ Biography ][ Research Interests ] [ Teaching ] [ Publications ] [ Presentations ] [ Projects ] [ Calendar ] [ Personal ] |
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I am seeking future collaborations with scientists in various disciplines. Biography[Top] Yuan Luo is a Computer Science Ph.D student and K. Jon Barwise Fellow in School of Informatics and Computing at Indiana University since 2008. He's now working with Prof. Beth Plale in Distributed Data Everywhere Lab (DDE). He holds an appointed research position at Center for Research in Biological Systems (CRBS) in UCSD Summer 2009. He was member of Extreme Computing Lab at IUCS under Dr. Dennis Gannon. Yuan Luo received his BS and MS degree in computer science from Jilin University in 2005 and 2008 respectively. He was a visiting scholar of University of California, San Diego. From 2005, Yuan Luo actively involved in PRAGMA (Pacific Rim Applications and Grid Middleware Assembly), and cooperate with UCSD/SDSC. He was instructor of National Biomedical Computation Resource (NBCR) Summer Institute 2006, and NBCR Summer Institute 2009. Research Interests[Top] Grid Computing: Job Scheduling Algorithms, Resource Allocation Modeling, Load Sharing Policies, etc; Cloud Computing: Infrastructure, Virtualization, etc; High-performance Distributed System: Parallel Programming, Data Management for Large-scale Scientific Computations, Data Provenance and Metadata,etc; Web Services and Workflows; Fault-tolerant; etc. Teaching [Top] Fall 2009: Current Projects[Top] 1. Linked Environments for Atmospheric Discovery (LEAD) Role: Experimental Builder Developer Linked Environments for Atmospheric Discovery (LEAD) makes meteorological data, forecast models, and analysis and visualization tools available to anyone who wants to interactively explore the weather as it evolves. The LEAD Portal brings together all the necessary resources at one convenient access point, supported by high-performance computing systems. With LEAD, meteorologists, researchers, educators, and students are no longer passive bystanders or limited to static data or pre-generated images, but rather they are active participants who can acquire and process their own data. LEAD software enhances the experimental process by automating many of the time consuming and complicated tasks associated with meteorological science. The "workflow" tool links data management, assimilation, forecasting, and verification applications into a single experiment. The experiment's output also includes detailed descriptions of the product, also called "metadata." See LEAD Portal for more information. 2. Opal Toolkit Role: CSF4 Meta-scheduler Plugin Developer The Grid-based infrastructure enables large-scale scientific applications to be run on distributed resources and coupled in innovative ways. However, in practice, Grid resources are not very easy to use for the end-users who have to learn how to generate security credentials, stage inputs and outputs, access Grid-based schedulers, and install complex client software. There is an imminent need to provide transparent access to these resources so that the end-users are shielded from the complicated details, and free to concentrate on their domain science. Scientific applications wrapped as Web services alleviate some of these problems by hiding the complexities of the back-end security and computational infrastructure, only exposing a simple SOAP API that can be accessed programmatically by application-specific user interfaces. However, writing the application services that access Grid resources can be quite complicated, especially if it has to be replicated for every application. Towards that end, we have implemented Opal, which is a toolkit for wrapping scientific applications as Web services in a matter of hours, providing features such as scheduling, standards-based Grid security and data management in an easy-to-use and configurable manner. See Opal Website for more information. 3. Community Scheduler Framework 4 (CSF4) Meta-scheduler & CSF4 Portlet (Since 2004) Role: CSF4 Developer, CSF Portlet Designer/Developer Community Scheduler Framework 4 (CSF4) is the first WSRF compliant community meta-scheduler, and released as an execution management service of Globus Toolkit 4. Using CSF4, the users can work with different local job schedulers, such as LSF, PBS, Condor and SGE, which may belong to different domains. CSF4 Portlet, first carried out in 2006 through the collaboration between Jilin University and University of California, San Diego (UCSD), is a java based web application for dispatching jobs to remote job schedulers, through a web browser, without understanding the underlying Grid services. The source code is available at SourceForge and JLU Grid Team 4. Avian Flu Grid (Since March 2007) Role: PRAGMA Portal Developer, CSF4 Developer, CSF Portlet Designer/Developer This project aims to use the grid and high performance computing infrastructure to develop a model for global collaboration in the fight against the pandemic threat of avian flu and other emerging infectious diseases. Through a global partnership forged over the PRAGMA grid development activities, we now aim to build a scalable, global, and open knowledge environment for developing novel inhibitors to avian flu. The Avian Flu Grid is an integrative effort based on the technology developed by several member institutes to support advanced scientific research for avian flu. The calculation based on these state-of-the-art computational approaches is managed by the CSF4 meta-scheduler through either PRAGMA Portal or Opal-based application specific web services which leverages CSF4 for job distribution. My work is to support the
scheduling of multiple clusters (CSF4) to distribute jobs transparently at multiple sites around the region. Archived projects can be found in my Curriculum Vitae. Publications[Top] Journals Conferences Posters Book Chapters Presentations[Top] [1]. "Metascheduling using the Community Scheduler Framework (CSF4)", NBCR Summer Institute 2009, UCSD, Aug 3-7th 2009. [Slides] Last updated: September 21, 2009 6:07 PM |