COSMOS StrongMotion VIRTUAL DATA CENTER http:db'cosmoseq'org - PowerPoint PPT Presentation

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COSMOS StrongMotion VIRTUAL DATA CENTER http:db'cosmoseq'org

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Institute for Crustal Studies, University of California, Santa Barbara. Content ~500 earthquakes ... Strong-motion only, 5.0 Magnitude is highly seismic areas ... – PowerPoint PPT presentation

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Title: COSMOS StrongMotion VIRTUAL DATA CENTER http:db'cosmoseq'org


1
COSMOS Strong-Motion VIRTUAL DATA
CENTERhttp//db.cosmos-eq.org
  • Professor Ralph J. Archuleta
  • Associate Research Seismologist Jamison Steidl
  • Programmer Mindy Squibb
  • Institute for Crustal Studies, University of
    California, Santa Barbara

2
Content
  • 500 earthquakes
  • 2900 stations
  • 24,000 observation records
  • Strong-motion only, gt5.0 Magnitude is highly
    seismic areas
  • Store only metadata and URI to data file

3
Users
  • Structural engineers
  • Seismologists
  • Students
  • 1/4 of users international
  • In U.S. half commercial, half academic
  • Users usually are sophisticated - use c or Matlab

4
Data providers
  • U.S. and international
  • Universities, government agencies, private firms
  • Provide access to their ftp/http servers
  • We have separate contracts with each. Most do
    not want us to house their data.
  • Data available as 80-byte ASCII flat files

5
COSMOS Virtual Data Center
Searchable parameters are pulled from the
original data files Data files remain with the
owners
6
Search Options
  • Clickable Map
  • Earthquake List
  • Station List
  • Search Parameters

7
Parkfield
8
(No Transcript)
9
Response Spectra
  • Overlay Type
  • UBC 1997
  • IBC 2000
  • generic
  • Display options
  • Select damping
  • Units in g or cm/s/s
  • Select period range
  • Scale data

10
(No Transcript)
11
Processing
12
CosmosConverter Tool
  • Downloadable
  • AutoUpdating
  • Preview data
  • Export data as
  • text
  • plot
  • Export header
  • html
  • Export both
  • xml
  • cosmos format
  • SMC
  • SAC
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