Latest News:
New Documentation Supplements!
Sat Nov 15 04:58:53 EST 2008
New documentation supplements for the Generic Radiometry Solver, PPD
File Format, and Glist File Format are now available. The reflectance
property supplement has been updated.
New Documentation Supplement!
Thu Aug 21 18:13:58 EDT 2008
A documentation supplement overviewing the XML inputs for DIRSIG 4.2.0
is now available.
New Thesis Available!
Sat Sep 15 10:56:49 EDT 2007
The Ph.D. thesis by Michael Gartley describing DIRSIG's ability to
model emissive polarization scenarios is now available!
NEF-BM Technical Report Added!
Mon Jul 30 14:41:29 EDT 2007
A technical report detailing how to implement the Beard-Maxwell model
used in the Nonconventional Exploitation Factors database (NEFDS) is now
available.
User's Manual Updated!
Mon Nov 27 10:11:34 EST 2006
The User's Manual was updated to include documentation of more
features in DIRSIG 4.0.8.
New Demos Available!
Thu Mar 9 09:07:32 EST 2006
We uploaded a new set of stand-alone demos for using
"Secondary Sources" in DIRSIG3, the polarization mode in
DIRSIG4 and the LIDAR model in DIRSIG4. You can download
them from the demos page.
New Theses Available!
Fri Feb 24 21:32:06 EST 2006
The Ph.D. theses by Daniel Blevins (LIDAR related) and James Shell
(Polarization related) are now available!
On-line versions of DIRSIG Documents
Current Documentation
Tue Nov 6 17:52:24 EST 2007
DIRSIG User's Manual (
HTML,
PDF (13 MB),
tar+gzip HTML (15 MB)
)
Supplemental
DIRSIG4 Reflectance Properties (
PDF (0.27 MB)
)
DIRSIG4 XML Inputs (
PDF (0.11 MB)
)
DIRSIG4 Generic Radiometry Solver (
PDF (0.13 MB)
)
DIRSIG4 Platform Position (ppd) File Format (
PDF (0.14 MB)
)
DIRSIG4 Geometry List (glist) File Format (
PDF (0.05 MB)
)
Development Roadmap
Plans for near-term development and release date estimates are available:
Development Roadmap
DIRSIG4 Developer Documents
Last updated: Thu Mar 9 09:39:27 EST 2006
These files were taken from the code base for DIRSIG 4.0.6
Source code for the "Standard LIDAR Capture Method" class
(PDF).
Source code for the "Generic Platform Model" class
(PDF).
Source code for the "LIDAR XYZ Convertor" program
(PDF,
Source Code).
Related M.S. and Ph.D. Student Thesis Documents
Scott Brown,
"Evaluation of Subdivision Methods used in Octree Ray Tracing
Algorithms",
RIT Computer Science M.S. thesis (PDF, 0.6 MB)
Francois Alain,
"Simulation of Imaging Fourier Transform Spectrometers using DIRSIG",
RIT Imaging Science M.S. thesis (PDF, 1.9 MB)
Emmett Ientilucci,
"Synthetic Simulation and Modeling of Image Intensified CCDs (IICCD)",
RIT Imaging Science M.S. thesis (PDF, 4.0 MB)
Robin Burton,
"Elastic LADAR Modeling for Synthetic Imaging Applications",
RIT Imaging Science Ph.D. thesis (PDF, 15.5 MB)
Jason Meyers,
"Modeling Polarimetric Imaging using DIRSIG",
RIT Imaging Science Ph.D. thesis (PDF, 2.3 MB)
James Shell,
"Polarimetric Remote Sensing in the Visible to Near Inrared",
RIT Imaging Science Ph.D. thesis (PDF, 39 MB)
Daniel Blevins,
"Modeling Scattering and Absorption for a Differential Absorption
LIDAR System",
RIT Imaging Science Ph.D. thesis (PDF, 60 MB)
Brian Dobbs,
"The Incorporation of Atmospheric Variability into DIRSIG",
RIT Imaging Science M.S. thesis (PDF, 26 MB)
Michael Gartley,
"Polarimetric Modeling of Remotely Sensed Scenes in the
Thermal Infrared",
RIT Imaging Science Ph.D. thesis (PDF, 26 MB)
Reports
Emmett Ientilucci,
"Low-light-level Simulations and Extended Area Source Modeling"
(PDF, 2.4 MB)
Journal and Conference Papers
Browse a list of publications here
Scott D. Brown, Daniel Blevins and John R. Schott,
"Time-gated topographic LIDAR scene simulation",
Proc SPIE, Vol. 5791, pp 342-353, 2005
(PDF, 1.9 MB)
Robin Burton, John R. Schott and Scott D. Brown,
"Elastic LADAR Modeling for Synthetic Imaging Applications",
Proc SPIE, Vol. 4816, pp 144-155, 2002
(PDF, 1.5 MB)
Emmett J. Ientilucci and Scott D. Brown,
"Advances in Wide Area Hyperspectral Image Simutaion",
Proc SPIE, Vol. 5075, pp. 110-121, 2003
(PDF, 11.0 MB)
Powerpoint Presentations
The following are links to PowerPoint presentations stored in PDF form.
The presenations are from various in-house sources, conferences and
meetings.
A short presentation describing the general capabilities of the
DIRSIG model and current projects.
(PowerPoint, 15 MB)
"Spatial and Temporal Atmospheric Effects within the DIRSIG
Scene Simulation Model",
Presented at the 2008 Atmospheric Transmission Meeting
(June 2008).
(PDF, 27 MB)
"Hyperspectral simulation of chemical weapon dispersal patterns in
DIRSIG", Presented at the SPIE AeroSense Conference (April 2000).
(PDF, 800 KB)
"Characterization techniques for incorporating backgrounds into DIRSIG",
Presented at the SPIE AeroSense Conference (April 2000).
(PDF, 688 kB)
"Scene construction methodologies and techniques for simulating forest
areas", Presented at the 11th Annual Ground Targets Modeling and
Validation Conference (August 2000).
(PDF, 440 kB)
"Simulation environment for modeling Fourier Transform Imaging
Spectrometers", Presented at the 11th Annual Ground Targets Modeling
and Validation Conference (August 2000).
(PDF, 904 kB)
Additional Documents
The MODTRAN 4 User's Manual.
