BIG DATA BIGGER DECISIONS - SCAUG€¦ · 21TB data online (finalizing now) CHALLENGES: Priority on...
Transcript of BIG DATA BIGGER DECISIONS - SCAUG€¦ · 21TB data online (finalizing now) CHALLENGES: Priority on...
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BIG DATA BIGGER DECISIONS
Presentation by: Tim Bohn, C.P., PMP
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AGENDA 2
Introduct ion
Large Imagery Programs
Considerat ions for Your Spec
Inspect ion Tools
Common Imagery Flaws
Python Scripting
PARTICIPATION PRIZES
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Tim Bohn, CP PMP Vice President, Business Development » 23+ years of experience » Production » Project Management » Estimating
3 HELLO!
I love to give presentations, to find out more info about Surdex go to: www.surdex.com
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NAIP National Agriculture Imagery Program
4 Prime Contractor on very successful Program since 2002
» 6.4m mi2 covered » 91 state project areas » 950k nautical line miles » 455k DOQQ delivered est ~100+ TB delivered Evolut ion of delivery
LT tape CD DVD EAWS ???
90d after flight 30d 5d ???
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TEXAS STATEW IDE
AWARDED Fall of 2014 “ leaf-off” collection
4 FLIGHT SEASONS
SQUARE MILES 275k square miles, 0.5m GSD w/ various 6”/12’ buy-ups (15k sq mi)
FLIGHT LINES 1700+ flight lines 85k nautical line mi 1100 flight hours 7 aircraft Leica ADS100
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PARTNERS Four State Partners Five Buy-up Partners
STORAGE IMPACT 20 TB of data Uncompressed, 4-band DOQQ tiles; Compressed county 4-band .jpg; Metadata
For Data Access: tnris.org
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EARLY ACESS / FINAL PRODUCT
Recent requirement for dual (raw/final) Image Services to USDA. Initial service due 5 days after each flight.
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NORTH CAROLINA
AWARDED Participation since 2010
4 YEAR CYCLE 6” GSD currently working on third cycle
ONLINE DATA Heavy usage of online data distribution for QC
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STORAGE 20 TB raw data each year, multiple shipments
Graphics courtesy of NC one map website.
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MISSISSIPPI
AWARDED 2014 – 2018 Mix of 6”/12” resolutions
COVERAGE 65/82 counties covered Local Surveyor
SQUARE MILES 38,000 mi2
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STORAGE IMPACT 25-28TB source data online NOW Independent QC Firm CHALLENGES: Flooding New users/Edit call validity
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SMITH COUNTY/EAST TEXAS
AWARDED 2017 6” resolution
COVERAGE 13 counties covered Exist + new survey
SQUARE MILES 9,700 mi2
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STORAGE 21TB data online (finalizing now)
CHALLENGES: Priority on Smith County Co acquisition, bldg change detection
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HOUSTON-GALVESTON AC
AWARDED 2018 Mixture of 6”/12” resolutions
COVERAGE 12 counties covered New survey
SQUARE MILES 7,400 mi2
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STORAGE 8TB online NOW SurCheck late April CHALLENGES: Coastal weather Airspace access Radiometry match Quick delivery for project size/complexity BRIDGES
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11 Did I m en t ion t here w ere a few b r idg es?
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Houston Galveston Area
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SUGGESTIONS FOR YOUR PROJECT 12
Pilot Project
Delivery Media
Data Storage
QC Process » Personnel & Training » QC criteria » Software environment » Progress tracking » Revision handling
SurCheckSM
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SECURITY 13
» Password protected » Administrator controls the
distribution of credentials
SurCheckSM
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PROGRESS TRACKING / MULTIPULE USERS 14
SurCheckSM
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ACCESS OTHER DATA SETS 15
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REDLINES 16
» Categorized by type + customization » Rapid review of all artifacts » Facilitate correction review » Correctable/Uncorrectable » Direct export for user archives
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ARTIFACT IDENTIFICATION 17
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SW IPE / CHANGE DETECTION 18
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MAGNIFIER 19
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MEASURE 20
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CORRECTABLE ORTHO ARTIFACTS 21
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CORRECTABLE ORTHO ARTIFACTS 22
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NON-CORRECTABLE ORTHO ARTIFACTS 23
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NON-CORRECTABLE ORTHO ARTIFACTS 24
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NON-CORRECTABLE ORTHO ARTIFACTS 25
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DEM PROBLEMS 26
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STEREO ADJUSTMENTS TO THE DEM 27
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MORE – EXAMPLES - DEM ADJUSTMENTS 28
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MORE – EXAMPLES 29
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Any quest ions? You can find me at: » Tim Bohn C.P. PMP » [email protected] » (636) 368-4400
30 THANKS!