Publications

2014

Ayush Bhandari, Achuta Kadambi and Ramesh Raskar, Sparse Linear Operator identification without sparse regularization. Applications to mixed pixel problem in Time-of-Flight/Range Imaging

2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pages 365-369

A. Bhandari, C. Barsi, R. Whyte, A. Kadambi, A. Das, A. Dorrington, and R. Raskar, Coded Time-of-Flight Imaging for Calibration Free Fluorescence Lifetime Estimation
Imaging and Applied Optics 2014 (Optical Society of America, 2014).

N Naik, C Barsi, A Velten, R Raskar. Estimating wide-angle, spatially varying reflectance using time-resolved inversion of backscattered light
JOSA A 31 (5), 957-963, 2013

C Barsi, R Whyte, A Bhandari, A Das, A Kadambi, AA Dorrington, Ramesh Raskar. Multi-frequency reference-free fluorescence lifetime imaging using a time-of-flight camera
Biomedical Optics, BM3A. 53, 2013

F Heide, J Gregson, G Wetzstein, R Raskar, W Heidrich. A Compressive Multi-Mode Superresolution Display
arXiv preprint arXiv:1404.5916, 2013

A Bhandari, A Kadambi, R Whyte, C Barsi, M Feigin, A Dorrington, Ramesh Raskar. Resolving multipath interference in time-of-flight imaging via modulation frequency diversity and sparse regularization
Optics letters 39 (6), 1705-1708,2013

C Barsi, A Velten, M Lorrainy-Altoe, A Rehman, R Raskar. Spectral encoding enhances visual flexibility of surgical endoscopes
SPIE BiOS, 89351E-89351E-6, 2013


2013

B Masia, G Wetzstein, C Aliaga, R Raskar, D Gutierrez. Display adaptive 3D content remapping, 2013
Computers & Graphics 37 (8), 983-996, 2013

A Kadambi, R Whyte, A Bhandari, L Streeter, C Barsi, A Dorrington, Ramesh Raskar. Coded time of flight cameras: sparse deconvolution to address multipath interference and recover time profiles
ACM Transactions on Graphics (TOG) 32 (6), 167, 2013

A Maimone, G Wetzstein, M Hirsch, D Lanman, R Raskar, H Fuchs. Focus 3D: compressive accommodation display
ACM Transactions on Graphics (TOG) 32 (5), 153, 2013

A Kadambi, R Whyte, A Bhandari, L Streeter, C Barsi, A Dorrington, Ramesh Raskar. Customizing time of flight modulation codes to resolve mixed pixels
ACM SIGGRAPH 2013 Posters, 29, 2013

FC Huang, G Wetzstein, BA Barsky, R Raskar. Computational light field display for correcting visual aberrations
ACM SIGGRAPH 2013 Posters, 40, 2013

A Bhandari, A Kadambi, R Whyte, L Streeter, C Barsi, A Dorrington, Ramesh Raskar. Multifrequency time of flight in the context of transient renderings
ACM SIGGRAPH 2013 Posters, 46, 2013

F Heide, G Wetzstein, R Raskar, W Heidrich. Adaptive image synthesis for compressive displays
ACM Transactions on Graphics (TOG) 32 (4), 132, 2013

K Marwah, G Wetzstein, Y Bando, R Raskar. Compressive light field photography using overcomplete dictionaries and optimized projections
ACM Transactions on Graphics (TOG) 32 (4), 46, 2013

Andreas Velten, Di Wu, Adrian Jarabo, Belen Masia, Christopher Barsi, Chinmaya Joshi, Everett Lawson, Moungi Bawendi, Diego Gutierrez, Ramesh Raskar. Femto-photography: Capturing and visualizing the propagation of light
ACM Transactions on Graphics (TOG) 32 (4), 44, 2013

I Reshetouski, A Manakov, A Bandhari, R Raskar, HP Seidel, I Ihrke. Discovering the Structure of a Planar Mirror System from Multiple Observations of a Single Point
Computer Vision and Pattern Recognition (CVPR), 2013 IEEE Conference on, 89-96, 2013

A Kadambi, H Ikoma, X Lin, G Wetzstein, R Raskar. Subsurface enhancement through sparse representations of multispectral direct/global decomposition
Computational Optical Sensing and Imaging, CTh1B. 4, 2013

N Naik, C Barsi, A Velten, R Raskar. Time-resolved reconstruction of scene reflectance hidden by a diffuser
CLEO: Science and Innovations, CTu1H. 3, 2013

X Lin, J Suo, G Wetzstein, Q Dai, R Raskar. Coded focal stack photography
Computational Photography (ICCP), 2013 IEEE International Conference on, 1-9, 2013

C Ma, J Suo, Q Dai, R Raskar, G Wetzstein. High-rank coded aperture projection for extended depth of field
Computational Photography (ICCP), 2013 IEEE International Conference on, 1-9, 2013

G Wetzstein, D Lanman, M Hirsch, R Raskar. Real-time Image Generation for Compressive Light Field Displays
Journal of Physics: Conference Series 415 (1), 012045, 2013

M Hirsch, D Lanman, G Wetzstein, R Raskar. Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays
Journal of Physics: Conference Series 415 (1), 012071, 2013

D Lanman, G Wetzstein, M Hirsch, R Raskar. Depth of Field Analysis for Multilayer Automultiscopic Displays
Journal of Physics: Conference Series 415 (1), 012036, 2013

D Wu, G Wetzstein, C Barsi, T Willwacher, Q Dai, R Raskar. Ultra-fast Lensless Computational Imaging through 5D Frequency Analysis of Time-resolved Light Transport
International Journal of Computer Vision, 1-13, 2013

G Wetzstein, W Heidrich, R Raskar. Computational Schlieren Photography with Light Field Probes
International Journal of Computer Vision, 1-15, 2013

A Jarabo, B Masia, A Velten, C Barsi, R Raskar, D Gutierrez. Rendering relativistic effects in transient imaging
Proceedings of CEIG, 2013

K Marwah, G Wetzstein, Y Bando, R Raskar. Compressive Light Field Photography using Overcomplete Dictionaries and Optimized Projections. ACM Transactions on Graphics (PROC. SIGGRAPH), 2013

F Heide, G Wetzstein, R Raskar, W Heidrich. Adaptive Image Synthesis for Compressive Displays. ACM Transactions on Graphics (PROC. SIGGRAPH), 2013

A Velten, D Wu, A Jarabo, B Masia, C Barsi, C Joshi, E Lawson, M Bawendi, D Gutierrez, R Raskar. Femto-Photography: Capturing and Visualizing the Propagation of Light. ACM Transactions on Graphics (PROC. SIGGRAPH), 2013

X Lin, J Suo, G Wetzstein, Q Dai, R Raskar “Coded Focal Stack Photography”, IEEE International Conference on Computational Photography (ICCP) 2013

C Ma, J Suo, Q Dai, R Raskar, G Wetzstein “High-rank Coded Aperture Projection for Extended Depth of Field”, IEEE International Conference on Computational Photography (ICCP) 2013  


2012

A Velten, T Willwacher, O Gupta, A Veeraraghavan, M Bawendi, and R Raskar. Recovering Three-Dimensional Shape around a Corner using Ultra-Fast Time-of-Flight Imaging. Nature Communications, 2012

F Huang, D Lanman, B Barsky, and R Raskar. Correcting for Optical Aberrations using Multilayer Displays, ACM Transactions on Graphics (Proc. of SIGGRAPH Asia), 2012

D Wu, G Wetzstein, C Barsi, T Willwacher, M O’Toole, N Naik, Q Dai, K Kutulakos, R Raskar. “Frequency Analysis of Transient Light Transport with Applications in Bare Sensor Imaging”. European Conference on Computer Vision (ECCV) 2012

D Wu, M O’Toole, A Velten, A Arawal, R Raskar. “Decomposing global light transport using time of flight imaging”, IEEE CVPR (oral) 2012

A Arpa, G Wetzstein, D Lanman, R Raskar. “Single Lens Off-Chip Cellphone Microscopy”. IEEE International Workshop on Projector-Camera Systems (PROCAMS) 2012. Best Paper Honorable Mention!

G Wetzstein, D Lanman, M Hirsch, R Raskar Tensor Displays: Compressive Light Field Synthesis using Multilayer Displays with Directional Backlighting, SIGGRAPH 2012 (Technical Paper & Emerging Techologies)

M O’Toole, R Raskar, K Kutulakos Primal-Dual Coding to Probe Light Transport, SIGGRAPH 2012

V Pamplona, M Oliveira, D Aliaga, R Raskar Tailored Displays to Compensate for Visual Aberrations, SIGGRAPH 2012

T Cuypers, SB Oh, T Haber, P Bekaert, R Raskar Reflectance Model for Diffraction, TOG 2011 (presented at SIGGRAPH 2012)

O Gupta, T Willwacher, A Velten, A Veeraraghavan, R Raskar. “Reconstruction of hidden 3D shapes using diffuse reflections”. Accepted for Publication, Optics Express, 2012

A Velten, A Fritz, M Bawendi, R Raskar. “Multibounce time-of-flight imaging for object reconstruction from indirect light”, CLEO 2012

G Wetzstein, D Lanman, M Hirsch, W Heidrich, R Raskar. “Compressive Light Field Displays”. Computer Graphics and Applications (to appear) 2012

D Lanman, G Wetzstein, M Hirsch, W Heidrich, R Raskar. “Applying Formal Optimization Methods to Multi-Layer Automultiscopic Displays”. SPIE Stereoscopic Displays and Applications XXIII 2012 


2011

G Wetzstein, D Lanman, W Heidrich, R Raskar Layered 3D: Tomographic Image Synthesis for Attenuation-based Light Field and High Dynamic Range Displays, SIGGRAPH 2011

D Lanman, G Wetzstein, M Hirsch, W Heidrich, R Raskar Polarization Fields: Dynamic Light Field Display using Multi-Layer LCDs, SIGGRAPH Asia 2011

N Naik, S Zhao, A Velten, R Raskar, K Bala Single View Reflectance Capture using Multiplexed Scattering and Time-of-flight Imaging , SIGGRAPH Asia 2011

V Pamplona, E Passos, J Zizka, M. Oliveira, E Lawson, E Clua, R Raskar, CATRA: Cataract Probe with a Lightfield Display and a Snap-on Eyepiece for Mobile Phones, SIGGRAPH 2011

Sajadi, Majumder, Hiwada, Maki, Raskar, Switchable Primaries Using Shiftable Layers of Color Filter Arrays, SIGGRAPH 2011

G Wetzstein, I Ihrke, D Lanman, W Heidrich Computational Plenoptic Imaging, Computer Graphics Forum (Survey Paper), December 2011

J Zizka, A Olwal, R Raskar SpeckleSense: Fast, Precise, Low-cost and Compact Motion Sensing using Laser Speckle, Proceedings of UIST 2011

Gordon Wetzstein, Wolfgang Heidrich, Ramesh Raskar, Hand-Held Schlieren Photography with Light Field Probes , Int Conf on Computational Photography (ICCP, Best Paper Award), 2011

Gordon Wetzstein, David Roodnick, Wolfgang Heidrich, Ramesh Raskar, Refractive Shape from Light Field Distortion, Int Conf on Computer Vision (ICCV), 2011

R Pandharkar, A Velten, A Bardagjy, E Lawson, M Bawendi, R Raskar, Estimating Motion and Size of Moving Non-Line-of-Sight Objects in Cluttered Environment, IEEE CVPR 2011

Jaewon Kim, Roarke Horstmeyer, Ig-Jae Kim and Ramesh Raskar , Highlighted DOF Photography: Shining Light on Focus., ACM Transactions on Graphics (TOG) (to be presented at Siggraph 2011)

A Bendale, K Chiu, K Marwah, R Raskar VisionBlocks: A Social Computer Vision Framework, SocialCom 2011

G Wetzstein, I Ihrke, D Lanman, W Heidrich State of the Art in Computational Plenoptic Imaging, Eurographics STAR 2011

Matthias Hullin, Hendrik P. A. Lensch, Ramesh Raskar, Hans-Peter Seidel, Ivo Ihrke, Dynamic Display of BRDFs, Eurographics, (Journal Computer Graphics Forum) 2011

Tom Cupers, Se Baek Oh, Roarke Horstmeyer, Philippe Bekaert, George Barbastathis, Ramesh Raskar, Validity of Wigner Distribution Function for Ray-based Imaging, Int Conf on Computational Photography, 2011

Tom Cupers, Se Baek Oh, Tom Haber, Philippe Bekaert, Ramesh Raskar, Ray-Based Reflectance Model for Diffraction, 2011 


2010

Roarke Horstmeyer, Se Baek Oh and Ramesh Raskar, Iterative aperture mask design in phase space using a rank constraint , Optics Express (18), 2010

Ramesh Raskar, Photography Wishlist , PMA Report, 2010, [Video]

Roarke Horstmeyer, Se Baek Oh and Ramesh Raskar, View Dependent Displays and the Space of Light Fields , MIT Media Lab Tech Report 2010

Douglas Lanman, Matthew Hirsch, Yunhee Kim, and Ramesh Raskar, Content-Adaptive Parallax Barriers: Optimizing Dual-Layer 3D Displays using Low-Rank Light Field Factorization, Proceedings of ACM SIGGRAPH Asia 2010

Y.Mukaigawa, S.Tagawa, J.Kim, R.Raskar, Y.Matsushita, and Y.Yagi, Hemispherical Confocal Imaging using Turtleback Reflector, Proc. ACCV2010, pp.331-344, Nov. 2010.

R. Horstmeyer, S.B. Oh and R. Raskar, Creating Aperture Masks in Phase Space.,To appear at OSA Imaging Systems, June 2010

Jaewon Kim, Douglas Lanman, Yasuhiro Mukaigawa, and Ramesh Raskar, Descattering Transmission via Angular Filtering, European Conference on Computer Vision (ECCV), September, 2010

R. Pandharkar, A. Kirmani and R. Raskar, Low Cost Locally Optimal Mask Lightfield Cameras for Aberration Correction.,To appear at OSA Imaging Systems, June 2010

Veeraraghavan, A., Reddy, D., Raskar, R., Coded Strobing Photography: Compressive Sensing of High-speed Periodic Events, IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI) 2010

Vitor Pamplona, Ankit Mohan, Manuel Menezes de Oliveira Neto, Ramesh Raskar, NETRA: Interactive Display for Self-evaluation of an Eye for Visual Accommodation and Focal Range, Siggraph 2010

Analysis of Light Transport in Scattering Media - Y.Mukaigawa, Y.Yagi, R.Raskar [in proceedings of CVPR 2010, June 2010, oral].

Reinterpretable Imager: Towards Variable Post-Capture
Space, Angle and Time Resolution in Photography
 - Amit Agrawal, Ashok Veeraraghavan, Ramesh Raskar [in proceedings of Eurographics 2010].

Rendering Transmissive Wave Effects - Se Baek Oh, Sriram Kashyap, Rohit Garg, Sharat Chandran, Ramesh Raskar [in proceedings of Eurographics 2010]. (See FAQ on Wigner Distribution Function and Slides from ALF presentation) 


2009

BiDi Screen: A Thin, Depth-Sensing LCD for 3D Interaction using Light Fields - Matt Hirsch, Doug Lanman, Henry Holtzman, Ramesh Raskar [in proceedings of ACM SIGGRAPH ASIA 2009].

A Shaped Temporal Filter Camera - Martin Fuchs, Tongbo Chen, Oliver Wang, Ramesh Raskar, Hans-Peter Seidel1, Hendrik P. A. Lensch [in proceedings of VMV 2009].

Computational Photography, A New Class of Imaging Platforms - Ramesh Raskar [Computational Optical Sensing and Imaging (COSI) 2009]

Krill-eye : Superposition Compound Eye for Wide-Angle Imaging via GRIN Lenses - Shinsaku Hiura, Ankit Mohan, Ramesh Raskar [in OMNIVIS 2009]

Looking Around the corner using Transient Imaging - Ahmed Kirmani, Tyler Hutchison, James Davis, Ramesh Raskar [in ICCV 2009, oral, Marr Prize #2].

Augmenting Light Field to model Wave Optics effects - Se Baek Oh, George Barbastathis, Ramesh Raskar http://arxiv.org/abs/0907.1545 [in preparation], MIT Media Lab Tech Report, November 2008.

Bokode: Imperceptible Visual Tags for Camera-based Interaction from a Distance - Ankit Mohan, Grace Woo, Shinsaku Hiura, Quinn Smithwick, Ramesh Raskar [in proceedings of ACM SIGGRAPH 2009].

Invertible Motion Blur in Video - Amit Agrawal, Yi Xu and Ramesh Raskar [in proceedings of ACM SIGGRAPH 2009].

Computer Vision on Tap - Kevin Chiu and Ramesh Raskar [Internet Vision workshop with CVPR 2009].

“Vision-guided Robot System for Picking Objects by Cating Shadows”, Agrawal, A.; Sun, Y.; Barnwell, J.; Raskar, R., International Journal of Robotics Research, doi: 10.1177/0278364909353955, November 2009

Optimal Single Image Capture for Motion Deblurring – Amit Agrawal and Ramesh Raskar [in proceedings of IEEE CVPR 2009].

3D Pose Estimation and Segmentation using Specular Cues – Ju Yong Chang, Amit Agrawal, Ramesh Raskar [in proceedings of IEEE CVPR 2009].

A Projector-Camera Setup for Geometry-Invariant Frequency Demultiplexing - D. A. Vaquero, R. Raskar, R. S. Feris, and M. Turk. [in proceedings of IEEE CVPR 2009].

Image Destabilization: Programmable Defocus using Lens and Sensor Motion - Ankit Mohan, Douglas Lanman, Shinsaku Hiura, Ramesh Raskar [in proceedings of IEEE ICCP 2009]. 


2008

Sensing increased image resolution using aperture masks – Ankit Mohan, Xiang Huang, Jack Tumblin and Ramesh Raskar [in proceedings of IEEE CVPR 2008].

Non-Refractive Modulators for Encoding and Capturing Scene Appearance and Depth – Ashok Veeraraghavan, Amit Agrawal, Ramesh Raskar, Ankit Mohan and Jack Tumblin [in proceedings of IEEE CVPR 2008].

Characterizing the Shadow Space of Camera-Light Pairs – Daniel A. Vaquero, Rogerio S. Feris, Matthew Turk, Ramesh Raskar [in proceedings of IEEE CVPR 2008].

Agile Spectrum Imaging: Programmable Wavelength Modulation for Cameras and Projectors – Ankit Mohan, Ramesh Raskar and Jack Tumblin [in proceedings of Eurographics 2008].

Shield Fields: Modeling and Capturing 3D Occluders - Douglas Lanman, Ramesh Raskar, Amit Agrawal, Gabriel Taubin [in proceedings of Siggraph Asia 2008].

Note: For older publications please look at group members’ pages.[/text_output][/vc_column][/vc_row]

rpuriPublications