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Computational Optical Sensing and Imaging (2011)

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  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMA1
  • OSA Technical Digest (CD)
  • Athale, Ravi
  • Dennis painted a vision in launching his Integrated Sensing Processing program more than 12 years ago. In this talk I will elaborate on how it will look in the context ...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMA2
  • OSA Technical Digest (CD)
  • Bishara, Waheb; Sikora, Uzair; Mudanyali, Onur; Su, Ting-Wei; Yaglidere, Oguzhan; Luckhart, Shirley; Ozcan, Aydogan
  • We report a portable lensless holographic microscope utilizing pixel super-resolution to achieve <1um resolution and 24mm2 field-of-view. The performance of this light-weight (95g)...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMA3
  • OSA Technical Digest (CD)
  • Ashok, Amit; Neifeld, Mark
  • We describe a compressive imager that adapts the measurement basis based on past measurements within a sequential Bayesian estimation framework. Simulations show a 7% improvement in...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMA4
  • OSA Technical Digest (CD)
  • Brady, David J
  • Dennis Healy's unique grasp of the mathematical and physical structure of data and his equally unique tolerance for implausible ideas revolutionized the theory of image acquisition.

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMB2
  • OSA Technical Digest (CD)
  • Osman, Tariq; Poon, Phillip K; Townsend, Dan; Wehrwein, Scott; Mariano, Adrian; Stenner, Michael; Gehm, Michael E
  • We present an experimental demonstration of compressive target tracking—detection of mover locations with a spatial resolution finer than that provided by the detector pixel...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMB3
  • OSA Technical Digest (CD)
  • Burch, Jordan; Wan, Ying; Korgstad, Molly; Leger, James R
  • We describe a camera architecture that is capable of high resolution imagery generated by a completely planar device. The camera utilizes grating coupled waveguides to selectively...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMC1
  • OSA Technical Digest (CD)
  • Barbastathis, George; Lee, Justin W; Tian, Lei; Oh, Se Baek
  • We discuss and provide experimental results on the application of compressive sampling to the problem of quantitative tomographic phase reconstruction. Article not...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMC2
  • OSA Technical Digest (CD)
  • Kapteyn, Henry
  • The combination of Coherent Diffractive Imaging (CDI) with new tabletop-scale coherent EUV and x-ray light sources has enabled a new imaging modality, with demonstrated resolution of...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMC3
  • OSA Technical Digest (CD)
  • Oktem, Figen S; Blahut, Richard E
  • We derive the Schulz-Snyder phase retrieval algorithm as an alternating minimization method, and discuss its advantages and drawbacks. An annealing-type Schulz-Snyder algorithm is...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMC4
  • OSA Technical Digest (CD)
  • Waller, Laura; Situ, Guohai; Fleischer, Jason W
  • We measure the phase-space of coherent and partially coherent light beams as they propagate. The 4D distributions are captured by scanning and Fourier-transforming an aperture created...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMD1
  • OSA Technical Digest (CD)
  • Kittle, David S; Brady, David J; Prasad, Sudhakar; Zhang, Qiang; Plemmons, Robert
  • This work presents experimental verification of a joint segmentation reconstruction algorithm on real data from a snapshot hyperspectral imager. Accurate spectra can be computed for...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMD2
  • OSA Technical Digest (CD)
  • Rodriguez, Ivan; Jansen, Peter A; Dinakarababu, Dinesh; Gehm, Michael E
  • An information-optimal version of Adaptive Feature-Specific Spectrometry (AFSS) is presented. The system achieves dramatically shorter time-to-classification than traditional...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMD3
  • OSA Technical Digest (CD)
  • Dunlop, Matthew J; Jansen, Peter A; Gehm, Michael E
  • We describe our design for an adaptive, feature-specific spectral imaging classifier. The system utilizes adaptive spectral codes to spectrally-classify multiple spectral locations in...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMD4
  • OSA Technical Digest (CD)
  • Berkner, Kathrin; Shroff, Sapna
  • We introduce a framework to optimize the layout of a spectral filter mask inserted into the aperture of a plenoptic camera. The optimization merit function evaluates spectral crosstalk...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CMD5
  • OSA Technical Digest (CD)
  • Szapiel, Stan; Greenhalgh, Catherine
  • Defocus-invariant blur is obtained by specifying chromatic focal shift vs wavelength dependence which provides the best match to the spectral response of an electronic imaging system....

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CPDP1
  • OSA Technical Digest (CD)
  • Sidick, Erkin
  • We present an adaptive periodic-correlation algorithm for extended-scene Shack-Hartmann wavefront sensing. We show that it accurately measures very fine image shifts over many pixels...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CPDP2
  • OSA Technical Digest (CD)
  • Isikman, Serhan; Bishara, Waheb; Mavandadi, Sam; Yu, Frank; Feng, Steve; Lau, Randy; Ozcan, Aydogan
  • A lensfree optical tomography platform is demonstrated for high-throughput 3D-microscopy applications. This computational microscope achieves <1μm × <1μm × <3μm...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CPDP3
  • OSA Technical Digest (CD)
  • Somayaji, Manjunath; Christensen, Marc P; Faramarzi, Esmaeil; Rajan, Dinesh; Laine, Juha-Pekka; Granquist-Fraser, Domhnull; Sebelius, Peter; Zachai, Arthur; Chaparala, Murali V; Blasche, Gregory; Baldwin, Keith B; Ogunfemi, Babatunde
  • We describe the design and prototype development of a visible-band, multi-resolution, steerable computational imager in a flat profile, based on the PANOPTES architecture. We present...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CTuA1
  • OSA Technical Digest (CD)
  • Psaltis, Demetri; Pu, Ye; Hsieh, Chia-Lung; Grange, Rachel; Yang, Xin
  • We describe how second harmonic nanoparticles inserted deep inside tissues can be used as beacons to enable the formation of a phase conjugate wavefront that propagates ...

  • Computational Optical Sensing and Imaging (COSI) 2011 paper: CTuA2
  • OSA Technical Digest (CD)
  • Conkey, Donald B; Caravaca, Antonio; Piestun, Rafael
  • We present a microscopy technique in which a scattering optical element is used for scanning and resolution enhancement. The measured backscattering matrix is used to scan light with a...
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