Transcript R . I . T

DIRSIG Video Simulation
Tim Hattenberger
Paul Lee
R.I.T
Digital Imaging and Remote Sensing Laboratory
MegaScene Overview
North Rochester, NY
3
North
2
1
5
4
Ikonos
R.I.T
Digital Imaging and Remote Sensing Laboratory
MegaScene Tiles 4 & 5
1
2
3
4
R.I.T
5
Digital Imaging and Remote Sensing Laboratory
R.I.T
Digital Imaging and Remote Sensing Laboratory
Scene Construction Overview
CAD Models from Rhino3D
ASD and Cary
Reflectances
Terrain Attribute Maps
Tree Models from Tree Pro
Facetize Terrain
R.I.T
DIRSIG Scene Building Tools
Digital Imaging and Remote Sensing Laboratory
Moving Targets:
Truck
R.I.T
Digital Imaging and Remote Sensing Laboratory
Moving Targets:
Tank
R.I.T
Digital Imaging and Remote Sensing Laboratory
Moving Targets:
Jet
R.I.T
Digital Imaging and Remote Sensing Laboratory
Moving Targets:
Cars
R.I.T
Digital Imaging and Remote Sensing Laboratory
Moving Targets:
Helicopter
R.I.T
Digital Imaging and Remote Sensing Laboratory
Moving Targets:
People
R.I.T
Digital Imaging and Remote Sensing Laboratory
Helicopter
Tank
Jet
Flight
Line
North
Car #2
Path Line
People
Car #1
Path Line
Convoy
Path Line
R.I.T
Digital Imaging and Remote Sensing Laboratory
Platform Parameters
• Position
– Stationary/static flight profile
– 85 degrees elevation
• Altitude
– 99619 meters
• Solar orientation
– 60 degrees elevation
– 230 degrees azimuth (East of North)
R.I.T
Digital Imaging and Remote Sensing Laboratory
Instrument Parameters
• Detector array size
– 2048 x 2048
• Focal length
– 3964 millimeters
• Spectral bands
–
–
–
–
–
Pan:
Blue:
Green:
Red:
NIR:
0.400 – 0.900
0.450 – 0.510
0.510 – 0.600
0.630 – 0.690
0.775 – 0.900
• Detector size
– 12 microns
• GSD
– 0.3 meters (12 inches)
R.I.T
Digital Imaging and Remote Sensing Laboratory