dsd-int 2015 - from promise to practice - the lessons we needed to learn to make in sar succesful -...
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FrompromisetopracticeThelessonsweneededtolearntomakeInSARsuccesful
JosMaccabiani
www.skygeo.com OudeDelft175,DelftNetherlands [email protected]
Currently17people(andhiring!)
OfficesinNL&USAOperatingworldwide
65%Geodesy,Radar,SignalProcessing15%Programming, SysOps20%Geotech,Geology,Economy,Physics
PieterBasLeezenbergCo-Founder&CEO
JosMaccabianiDir.ProfessionalServices
Prof.dr.ir.RamonHanssenCo-Founder&Scientific Advisor
WeuseallavailableInSARsatellites
Satelliteimagesare20x20kminsizeorlargerResolutionsareavailablefrom7x25to1x1meter
• ALOS1/2• ERS1/2• ENVISAT• Radarsat-2 (S3/UF/XF)• CosmoSKYMED (SM,SL)• TerraSAR-X (SM/SL)• Sentinel-1A(IW)
InSARprinciple
First pass Second pass
measuringphasechangesformillimeter-leveldeformationmeasurements
e.g.6cm
Thestandardproduct:deformationmap6milliontimeseries inRotterdam,NL
Whynobodycares caredincivilengineering• Commercialimagesare€3000/eachormore– weneed>20• Ourmethodprovidesmillionsofdatapoints.Youcandetectsubtletrendchangesoverthousandsofobjects.Whohastimetoreviewthat?• Ourmethodsrequirehighlevelofexpertisetoevenexplain.Clientsneedtimetotrustit,liketheydowithGPS.• Strategicallyusingnewdatasourcesoftenrequireschangeofinternalprocessesinaclient’sorganisation.Thebenefitsmustbesubstantialforthat.• Everybodyisusedtoworkingwithlittledataandlotsofassumptions.Currentapproachesfavorexpertiseoverdata.
$183M
$15M
$70M
Spire
$90M 24(O)
131(O)
50(M)
16(O+R)
7(M)$9.2B
Satellitedatawillbeubiquitous
The4mostimportantlessons
1. Learnyourclient’sbusiness.Thoroughly.HelpthemunderstandwheretheEOdatacansupportabusinessprocess.
2. ProbablyyourEOproductisinteresting.Butadoptionwillspeedupifyouuseitasrawmaterialforanotherproduct.
3. Pilotprojectsaretrustbuilders.Apilotisonlysmallintermsoftheclient’sinvestment.Youspendasmuchtimeasneededtoprovideaconvincingresult.
4. Whenasuccessfulpilotrequiresorganizationchangetoscaleup,makesurethere’sastrongchampioninvolvedandsupportthemwherepossible.
1.Learnyourclient’sbusinessExplainingtoaprospectwhatservicesyoucanprovideforimprovedoilfieldmonitoring.
Areyoupitchingforaquarterlyupdateorforanear-real-timeservice?
Oil&Gasproduction:ContinuousmonitoringofsubsidenceAnewmeasurementper11daysProcessed&reportedwithin12hoursEngineeringmeetingscheduleddayafter!
2.Pilotprojectsaretrustbuilders
Don’tmakethepilotdestroytrust.Onebadexperiencecanquicklyspreadthroughsocial(offline)networks.Whenyoucommittoapilot,don’tstopwhenthebudgetisgone.Youinvestedaswellasyourprospectiveclient.Chooseverywellbeforeofferingapilotproject.Istheproblemgenericoronlyapplicabletothisclient?
Northside:Nolong-termdeformation
Southside:Long-termdeformation
“Yourresultsdonotmatchourtachymetrymeasurements.Canyoucheckwhatyoudidwrong?”
InSARhasbeen investigatedandvalidated fordecades, yetwearevalidating stillwithmostnewprojects.
It’spartofa‘riteofpassage’foranewtechniqueWe learned toofferitupfront.
Tachymetry results.Color:z-deformation.Arrows:(x,y)deformation
Northside:Deformation
Southside:Deformation
Tachymetry (x,y,z)inradarLOSInSARdeformationmeasurements inLOS(Radarsat-2|2010-2015)
3.UsetheEOdataasrawmaterial
Areyouproducingcoal?• Whichisacomplexoperation!• …butrequirestheclienttobuilda
powerplant
OrareyouproducingEnergy?
Inanewmarketsegment,verticalintegrationisusuallykeytosuccess
Woerdenmunicipality
Thegoal:TohelpdeterminethemaximumlifetimeexpectancyoftheroadsinWoerden forbudgetingpurposes
Therawmaterial:• 300.000datapoints• From47TerraSAR-XStripMapimages
May2015:Somedata,knowntobeverynoisy.Delivered intime for5-yearbudgetdecisionandmatchingfairlywellwithlocalexpertise.
October2015Moredata,leading tonormalprecision levels.Virtually sameresults forroadslifetimecalculation
InitialheightAge
Height in2008(AHN2)Deformation ratein2014Groundwater level in2015
Time tomaintenance+
-8
-7
-6
-5
-4
-3
-2
-1
0
DifferentialSettlementΔδmax[mm]
Damagelevel
Buildingaggregsateswithpilefoundation
Avarage
Std.dev.
D0 D1 D2 D3 D4 D5
-8
-7
-6
-5
-4
-3
-2
-1
0
DifferentialSettlementΔδmax[mm]
Damagelevel
Buildingaggregsateswithshallowfoundation
Avarage
Std.dev.
D0 D1 D2 D3 D4 D5
Improving settlementpredictions
24
Settlementsinmeterin6years
4.Findandsupportchampions
StedinUtilitiesNetworkOperator
Thegoal:Help increase efficiency ingaspipeline repair, soStedincanrepair themostcritical pipelines first.
Theproblem:Theorganisation isnotused toworkingontheper-pipeline level, butonZipcodes.
Manycomplaints=replacewholezipcode (PC4)Savingsof30%annuallyareexpected.
The4mostimportantlessons
1. Learnyourclient’sbusiness.
2. UseyourEOproductasrawmaterialforanotherproduct.
3. Treatpilotprojectsasthemostimportanttypeofproject.
4. Findandcherishchampionsofchange
www.skygeo.com OudeDelft175,DelftNetherlands [email protected]