|
PhD
Thesis
"Scene
Analysis
under Variable Illumination using Gradient
Domain Methods", Dept. of Electrical and
Computer Engineering, University of
Maryland, College Park, 2006 pdf
SIGGRAPH
& Eurographics
Y. Taguchi, A. Agrawal, A. Veeraraghavan, S.
Ramalingam and R. Raskar, "Axial-Cones:
Modeling Spherical Catadioptric Cameras for
Wide-Angle Light Field Rendering",
SIGGRAPH Asia 2010 Low res
pdf, High res pdf, Video, Youtube
Video, Talk Slides
A.
Agrawal, A. Veeraraghavan & R. Raskar, "Reinterpretable
Imager: Towards Variable Post Capture Space,
Angle & Time Resolution in Photography",
Eurographics 2010
Low
res pdf, High
res pdf, Youtube
Video, Video
(Quicktime), Slides
A. Agrawal, Y. Xu & R. Raskar, "Invertible Motion
Blur in Video", ACM Transactions
on Graphics (Proceedings of SIGGRAPH) 2009
pdf, Video,
Talk Slides
D.
Lanman, R. Raskar, A. Agrawal & G. Taubin,
"Shield
Fields: Modeling and Capturing 3D Occluders",
SIGGRAPH Asia 2008
Low
res pdf
(1MB), High
res pdf
(13MB), Video
(25MB), Video
(youtube link), Talk slides
(27MB)
R. Raskar, A.
Agrawal, C. Wilson & A. Veeraraghavan, "Glare Aware
Photography: 4D Ray Sampling for Reducing
Glare Effects of Camera Lenses", ACM
Transactions on Graphics (Proceedings of
SIGGRAPH) 2008
Low
res pdf, High
res pdf, Video,
SIGGRAPH
Talk Slides
A.
Veeraraghavan,
R.
Raskar, A. Agrawal, A. Mohan & J. Tumblin,
"Dappled
Photography: Mask Enhanced Cameras for
Heterodyned Light Fields and Coded
Aperture Refocusing", ACM
Transactions on Graphics (Proceedings of
SIGGRAPH) 2007
Low
res pdf, High
res pdf, Talk Slides PPT
R.
Raskar, A. Agrawal & J. Tumblin, "Coded Exposure
Photography: Motion Deblurring using
Fluttered Shutter", ACM Transactions
on Graphics (Proceedings of SIGGRAPH) 2006
Low
res pdf High
res pdf Talk
Slides PPT View
Sildes as html
A.
Agrawal, R. Raskar, Shree K.
Nayar & Y. Li, "Removing
Photography
Artifacts using Gradient Projection and
Flash-Exposure Sampling", ACM
Transactions on Graphics (Proceedings
of SIGGRAPH) 2005
Dataset
for High Dynamic Range Scene
low res pdf
(1.5 MB), high res pdf (13 MB),
talk
slides (18 MB)
Vision/Robotics
Journals
A. Agrawal, Y.
Sun, J. Barnwell & R. Raskar, "Vision
Guided Robot System for Picking Objects by
Casting Shadows", accepted in International
Journal of Robotics Research (IJRR), 2009 pdf
A.
Agrawal & R. Chellappa, "Robust
Ego-Motion Estimation and 3D Model
Refinement using Surface Parallax", IEEE
Transactions on Image Processing, Vol. 15,
No. 5, May 2006 pdf
Conference
A.
Agrawal, S. Ramalingam, Y. Taguchi &
V. Chari, "A Theory
of Multi-Layer Flat Refractive Geometry",
CVPR 2012 (oral presentation)
D. Wu, A. Velten, M. O’Toole, A. Agrawal &
R. Raskar, "Decomposing Global Light Transport
using Time of Flight Imaging", CVPR 2012 (oral
presentation)
N. Shroff, A. Veeraraghavan, Y. Taguchi, O.
Tuzel, A. Agrawal & R. Chellappa, "Variable Focus
Video: Reconstructing Depth and Video for
Dynamic Scenes", ICCP 2012 (oral
presentation)
V.
Chari, A. Agrawal, Y. Taguchi & S. Ramalingam, "Convex
Bricks: A New Primitive for Visual Hull
Modeling and Reconstruction", ICRA 2012
(oral presentation)
A.
Agrawal, Y. Taguchi & S. Ramalingam, "Beyond Alhazen's
Problem: Analytical Projection Model for
Non-Central Catadioptric Cameras with
Quadric Mirrors", CVPR 2011 (oral
presentation)
M. Gupta, A. Agrawal, A. Veeraraghavan &
S. Narasimhan, "Structured
Light 3D Scanning in Presence of Global
Illumination", CVPR 2011
A.
Agrawal, Y. Taguchi, & S. Ramalingam, "Analytical Forward
Projection for Axial Non-Central Dioptric
and Catadioptric Cameras", ECCV 2010 pdf
(oral presentation)
M. Gupta,
A. Agrawal, A. Veeraraghavan,
& S. Narasimhan, "Flexible
Voxels
for Motion Aware Videography", ECCV 2010
pdf
A.
Sankarnarayanan, A. Veeraraghavan, O. Tuzel,
& A. Agrawal, "Image
Invariants
for Smooth Reflective Surfaces", ECCV
2010 pdf
A.
Agrawal, M. Gupta, A. Veeraraghavan & S.
Narasimhan, "Optimal
Coded Sampling for Temporal Super-Resolution",
CVPR 2010 pdf
Y. Taguchi, A. Agrawal, S. Ramalingam & A.
Veeraraghavan, "Axial Light Fields for Curved
Mirrors: Reflect Your Perspective, Widen Your
View", CVPR 2010 (oral
presentation)
pdf Talk
Slides ppt
A. Sankarnarayanan, A. Veeraraghavan, O. Tuzel
& A. Agrawal, "Specular
Surface Reconstruction using Sparse
Reflection Correspondences", CVPR 2010 pdf
M-Y Liu, O. Tuzel, A. Veeraraghavan, R.
Chellappa, A. Agrawal & H. Okuda, "Pose
Estimation in Heavy Clutter using a
Multi-Flash Camera", ICRA 2010
A. Agrawal & R. Raskar, "Optimal
Single
Image Capture for Motion Deblurring", CVPR 2009 pdf
A. Agrawal & Y. Xu, "Coded
Exposure Deblurring: Optimized Codes for PSF
Estimation and Invertibility", CVPR 2009 pdf
D. Reddy, A.
Agrawal & R. Chellappa, "Enforcing
Integrability by Error Correction using L-1
Minimization", CVPR 2009 pdf
J. Chang, R. Raskar & A. Agrawal, "3D Pose
Estimation and Segmentation using Specular
Cues", CVPR 2009 pdf
A.
Veeraraghavan,
A. Agrawal, R. Raskar, A. Mohan & J.
Tumblin, "Non-Refractive
Modulators for Encoding and Capturing Scene
Appearance and Depth", CVPR 2008
T. Koh,
A. Agrawal, R. Raskar, S. Morgan, N. Miles
& B.H
Gill, "Detecting
and Segmenting Un-occluded Items by
Actively Casting Shadows", ACCV 2007
(oral presentation)
A. Agrawal & R.
Raskar, "Resolving
Objects at Higher Resolution from a Single
Motion-Blurred Image", CVPR 2007
(oral presentation)
A.
Agrawal, R. Raskar & R. Chellappa, "Edge
Suppression by Gradient Field
Transformation using Cross-Projection
Tensors", CVPR 2006 pdf
Matlab
Code
A.
Agrawal, R. Raskar & R. Chellappa, "What is the Range of
Surface Reconstructions from a
Gradient Field?", ECCV 2006
(oral
presentation,
4.5%
acceptance)
pdf
Matlab
code GUI Matlab
Code Mfiles
A.
Agrawal, R. Chellappa & R. Raskar, "An Algebraic Approach to
Surface Reconstruction from Gradient
Fields", ICCV 2005 pdf
Matlab
code
J.
Tumblin, A. Agrawal & R.
Raskar, "Why I want
a Gradient Camera", CVPR 2005
pdf
A.
Agrawal & R. Chellappa, "Fusing
Depth and Video using Rao-Blackwellized
Particle Filter", First International
Conference on Pattern Recognition and
Machine Intelligence (PRMI), 2005 (oral
presentation)
pdf
A. Agrawal & R.
Chellappa, "Moving Object Segmentation
and Dynamic Scene Reconstruction using
Two Frames", IEEE ICASSP 2005 pdf
student
paper
contest winner
A. Agrawal & R.
Chellappa, "Robust Ego-Motion Estimation
and 3D Model Refinement in Scenes with
Varying Illumination", IEEE MOTION 2005
(oral presentation)
pdf
A. Agrawal & R.
Chellappa, "Robust Ego-Motion Estimation
and 3D Model Refinement using Depth
Based Parallax Model", IEEE ICIP, 2004
(oral presentation)
pdf
A. Agrawal & R.
Chellappa, "3D Model Refinement using
Surface-Parallax", IEEE ICASSP, 2004
pdf
H. Gupta, A. Agrawal,
T. Pruthi, C. Shekhar & R.
Chellappa, “An Experimental Evaluation
of Linear and Kernel-Based Methods for
Face Recognition”, IEEE WACV 2002 (oral
presentation)
pdf
Contribution to Books
N.
Vaswani, A. Agrawal, Q. Zheng & R.
Chellappa, "Moving Object Detection and
Compression in IR Sequences", Chapter
5: Computer Vision beyond the Visible
Spectrum,
Springer. pdf
Miscellaneous
R.
Raskar & A. Agrawal, "Handling
Motion in Surveillance using Coded
Exposure Camera", IEEE
Conference on Technologies for Homeland
Security 2007
R.
Raskar, J. Tumblin, A. Mohan, A. Agrawal
and Y. Li, "Computational
Photography", State of Art Report,
Eurographics, 2006
A.
Agrawal, R. Meth & R. Chellappa “
Hierarchical DEM Refinement using Surface
Parallax ”, 24th Army Science Conference,
Orlando FL, 2004
A. Agrawal & C.
Shekhar, “Mapping Ground Video to Aerial
DEM’s”, Advanced Decision Architectures,
Collaborative Technology Alliances
Conference 2003 pdf
Patents
Increasing object resolutions from a
motion-blurred image’, U.S. Patent No. 7,639,289
Method for deblurring images using optimized
temporal coding patterns’, U.S. Patent No.
7,580,620
Method and apparatus for acquiring HDR flash
images’, U.S. Patent No. 7,454,136
Method and apparatus for enhancing flash and
ambient images’, U.S. Patent No. 7,443,443
Method for Estimating Camera Settings
Adaptively, U.S. Patent No. 7,403,707
Camera for directly generating a gradient
image’, U.S. Patent No. 7,038,185
10+ Patent Applications pending
|