dirsig video simulation

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

DIRSIG Video SimulationDIRSIG Video Simulation

Tim HattenbergerTim Hattenberger

Paul LeePaul Lee

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

MegaScene OverviewMegaScene OverviewNorth Rochester, NYNorth Rochester, NY

IkonosIkonos

NorthNorth

1122

33

4455

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

MegaScene Tiles 4 & 5MegaScene Tiles 4 & 5

11 22 33

44 55

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Scene Construction OverviewScene Construction Overview

CAD Models from Rhino3DCAD Models from Rhino3D

ASD and CaryASD and CaryReflectancesReflectances

Tree Models from Tree ProTree Models from Tree Pro

DIRSIG Scene Building ToolsDIRSIG Scene Building ToolsFacetize TerrainFacetize Terrain

Terrain Attribute MapsTerrain Attribute Maps

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Moving Targets:Moving Targets:TruckTruck

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Moving Targets:Moving Targets:TankTank

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Moving Targets:Moving Targets:JetJet

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Moving Targets:Moving Targets:CarsCars

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Moving Targets:Moving Targets:HelicopterHelicopter

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Moving Targets:Moving Targets:PeoplePeople

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

JetJetFlightFlightLineLine

TankTank

HelicopterHelicopter

PeoplePeople

ConvoyConvoyPath LinePath Line

Car #2Car #2Path LinePath Line

Car #1Car #1Path LinePath Line

NorthNorth

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Platform ParametersPlatform Parameters

• PositionPosition– Stationary/static flight profileStationary/static flight profile– 85 degrees elevation85 degrees elevation

• AltitudeAltitude– 99619 meters99619 meters

• Solar orientationSolar orientation– 60 degrees elevation60 degrees elevation– 230 degrees azimuth (East of North)230 degrees azimuth (East of North)

Digital Imaging and Remote Sensing LaboratoryRR..II..TT

RR..II..TT

Instrument ParametersInstrument Parameters

• Detector array sizeDetector array size– 2048 x 20482048 x 2048

• Focal lengthFocal length– 3964 millimeters3964 millimeters

• Detector sizeDetector size– 12 microns12 microns

• GSDGSD– 0.3 meters (12 inches)0.3 meters (12 inches)

• Spectral bandsSpectral bands– Pan:Pan: 0.400 – 0.9000.400 – 0.900

– Blue:Blue: 0.450 – 0.5100.450 – 0.510

– Green:Green: 0.510 – 0.6000.510 – 0.600

– Red: Red: 0.630 – 0.6900.630 – 0.690

– NIR: NIR: 0.775 – 0.9000.775 – 0.900