Potential for Near-real-time Dataflow Monitoring with GeoWall
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Transcript of Potential for Near-real-time Dataflow Monitoring with GeoWall
Potential for Near-real-time Potential for Near-real-time Dataflow Monitoring with Dataflow Monitoring with
GeoWall GeoWall
Dr. Kent LindquistDr. Kent Lindquist
Lindquist Consulting, Inc.Lindquist Consulting, Inc.
May 10, 2004May 10, 2004
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
ROADNet CollaborationROADNet Collaboration
ROADNet Team ROADNet Team
Atul Nayak, Todd Hansen, Rob Newman, …Atul Nayak, Todd Hansen, Rob Newman, …
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Real-time Data ObservatoriesReal-time Data Observatories
ROADNet: Live, working testbed ROADNet: Live, working testbed Sensor gridSensor grid Data gridData grid
Large Data Volume (multiple GB/day)Large Data Volume (multiple GB/day)
Many Hundreds of SensorsMany Hundreds of Sensors
Geographically Distributed Geographically Distributed (of course! It’s earth monitoring…)(of course! It’s earth monitoring…) Fundamentally a 3D (4D) problemFundamentally a 3D (4D) problem
MultidisciplinaryMultidisciplinary
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
ChallengesChallenges
How do you: How do you: Make sure the sensor network is all workingMake sure the sensor network is all working Get intuitive overview of what’s happeningGet intuitive overview of what’s happening
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Application DomainsApplication Domains
Seismic MonitoringSeismic MonitoringHF Radar Ocean-current MonitoringHF Radar Ocean-current MonitoringRemote camerasRemote camerasSatellite dataSatellite dataMany others: water quality, stream level, fuel moisture, Many others: water quality, stream level, fuel moisture, fuel load, NMEA, ADCP, shipboard GPS and Gyroscopic fuel load, NMEA, ADCP, shipboard GPS and Gyroscopic data, Land-based GPS, Weather, etc.data, Land-based GPS, Weather, etc.
Plus: Network engineering metricsPlus: Network engineering metrics DataflowDataflow Dynamic Network TopologyDynamic Network Topology
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Real-time Monitoring ChallengesReal-time Monitoring Challenges
Seismic Network State of HealthSeismic Network State of Health Which stations are operatingWhich stations are operating Which are behind (time lag greater than expected)Which are behind (time lag greater than expected) Which have gaps, glitches, etc.Which have gaps, glitches, etc. Which have stopped sending dataWhich have stopped sending data What patterns are there in any problems (=>cause)What patterns are there in any problems (=>cause)
Past approaches:Past approaches: 2D scrolling waveform displays 2D scrolling waveform displays Monitoring scriptsMonitoring scripts Manual data-scanning Manual data-scanning Daily summary emailsDaily summary emails Summary web pages, gap reportsSummary web pages, gap reports
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
2D Seismic Monitoring2D Seismic Monitoring
Near-real-time Near-real-time packetized packetized waveform waveform acquisitionacquisition
Includes energy Includes energy detection, network detection, network triggering, phasestriggering, phases
Hard with 400 Hard with 400 stationsstations
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Sample seismic station mapSample seismic station map
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Real-time Monitoring OpportunitiesReal-time Monitoring Opportunities
Four dimensional character of monitored wavefieldFour dimensional character of monitored wavefield Better overview: patterns emerge, telemetry problems etc.Better overview: patterns emerge, telemetry problems etc. Wavefield propagationWavefield propagation
Visual integration of complex, time-dependent eventsVisual integration of complex, time-dependent events Single-station detectionsSingle-station detections Network triggersNetwork triggers Earthquake LocationsEarthquake Locations Earthquake Vital statistics—size etc. Earthquake Vital statistics—size etc. Earthquake effects: QuakeMapsEarthquake effects: QuakeMaps
Information density and clarity of relationships in 4D view Information density and clarity of relationships in 4D view allows human pattern recognition to work at its bestallows human pattern recognition to work at its best
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Latest Auto-detected EarthquakesLatest Auto-detected Earthquakes
Value added from Value added from processing: processing:
Earthquakes Earthquakes automatically automatically detected within detected within minutes by minutes by automated automated systemsystem
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Virtual Reality Earthquake ViewVirtual Reality Earthquake View
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Earthquake Ground-motion Earthquake Ground-motion estimationestimation
May 31, 2003May 31, 2003 17:12 GMT17:12 GMTML ML 3.143.14Max Max 0.076 g0.076 gLat Lat 32.651332.6513Lon Lon -116.7682-116.7682
Peak Ground AccelerationTrinetsm_es99 delegate
Quick script to show Qgrids out of
a database
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Earthquake Ground-motion Earthquake Ground-motion EstimationEstimation
May 12, 2003May 12, 2003
22:35 GMT22:35 GMT
ML ML 2.952.95
Max Max 0.084 g0.084 g
Lat Lat 33.271033.2710
Lon Lon -116.0527-116.0527
db=dbopen('ssn','r');
db=dblookup(db,'','qgrid','orid','24');
cgg=cggrid(dbfilename(db));
[x,y,z]=cggrid_getmesh(cgg);
mysurfc(x,y,z)
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Joint Image / Seismic MonitoringJoint Image / Seismic Monitoring
Coronado Bridge MonitoringExperimentMay 15, 2002
Structural-health camera For bridge bearing; Seismic strong-motion instrument
Array of distributed cameras needs easy overview
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Near-real-time Time-Lapse MoviesNear-real-time Time-Lapse Movies
Geographically Geographically Distributed Distributed CamerasCamerasRelational Relational Database of Database of source imagessource imagesNeed GeoWall Need GeoWall Stereo N-R-T Stereo N-R-T movies! movies!
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Current GeoWall EffortsCurrent GeoWall Efforts
WiggleviewWiggleview Live seismic data on GeoWallLive seismic data on GeoWall Live SeismoglyphsLive Seismoglyphs
Near-real-time geo-located image displayNear-real-time geo-located image display
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Wiggleview Seismogram DisplayWiggleview Seismogram Display
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Wiggleview SeismogramsWiggleview Seismograms
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
SeismoglyphsSeismoglyphs
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Geo-referenced ImagesGeo-referenced Images
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
Pinon Flats Observatory ImagePinon Flats Observatory Image
May 10, 2004May 10, 2004 Lindquist Consulting, Inc. Lindquist Consulting, Inc.
SummarySummary
GeoWall can be a powerful resource for GeoWall can be a powerful resource for Geophysical Data ObservatoriesGeophysical Data Observatories Inherently 4D visualization problemInherently 4D visualization problem Overview of Network State of HealthOverview of Network State of Health not not
available with 2D applicationsavailable with 2D applications Fast, Intuitive Overview of Near-real-time Fast, Intuitive Overview of Near-real-time
Earth EventsEarth Events: information density integrates : information density integrates the picture more than 2D media can achievethe picture more than 2D media can achieve
Suited for multidisciplinary study (ROADNet)Suited for multidisciplinary study (ROADNet)