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SDM meeting, July 10-11, 2001Area 3 Report Data mining and discovery of access patterns 3a.i) Adaptive file caching in a distributed system (LBNL) 3b.i)

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Presentation on theme: "SDM meeting, July 10-11, 2001Area 3 Report Data mining and discovery of access patterns 3a.i) Adaptive file caching in a distributed system (LBNL) 3b.i)"— Presentation transcript:

1 SDM meeting, July 10-11, 2001Area 3 Report Data mining and discovery of access patterns 3a.i) Adaptive file caching in a distributed system (LBNL) 3b.i) Dimension reduction and sampling (LLNL) 3c.i) Multi-agent based high-dimensional cluster analysis (ORNL) 3c.ii) Analysis of application level query patterns (LLNL, NWU) SDM kickoff meeting July 10-11, 2001

2 SDM meeting, July 10-11, 2001Area 3 Report People involved Adaptive file caching in a distributed system (LBNL) –Ekow Otoo, Frank Olken Dimension reduction and sampling (LLNL) –Chandrika Kamath, Imola Fodor Multi-agent based cluster analysis (ORNL) –Nagiza Samatova, George Ostrouchov Analysis of application level query patterns (LLNL, NWU) –Terence Critchlow, Ghaleb Abdulla, Alok Choudhary, … Agent technology (ORNL, NCSU) –Tom Potok, Mladen Vouk

3 SDM meeting, July 10-11, 2001Area 3 Report Targeted Application Area(s) First Year: Climate, HEP, Astrophysics Future Years: others (to be determined)

4 SDM meeting, July 10-11, 2001Area 3 Report Application(s) contact people High Energy Physics: –Ask Arie? Climate (SciDAC): –John Drake & David Erikson: Compute Science and Mathematic Division, ORNL –Ben Santer: Program for Climate Model Diagnosis and Intercomparison (PCMDI), LLNL Astrophysics (SciDAC): –Tony Mezzacappa: Physics Division, ORNL

5 SDM meeting, July 10-11, 2001Area 3 Report Application Scenario

6 SDM meeting, July 10-11, 2001Area 3 Report System Architecture

7 SDM meeting, July 10-11, 2001Area 3 Report Year 1 Deliverables VIPAR-based system architecture (Tom) Develop and test similarity measures & clustering algorithms for climate time series data comparison (Nagiza) Identify, collect & begin analyzing meta-data from simulation application (Terence) Optimization of file migration and replacement policies in distributed disk caching using simulation models (Ekow) (Alok) Serial implementations of climate–appropriate non-linear non- orthogonal dimension reduction methods; Start dynamic EOFs (Chandrika) Distributed simulation product query, search, and retrieval engine (proof-of-principle climate-centric search engine)

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