OpticsInfoBase

Fisher Information of 3D Rotating Point Spread Functions

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMA1
• Technical Digest
• Greengard, Adam; Piestun, Rafael
• We evaluate the Fisher information of rotating point spread functions with respect to depth and show that it exceeds that of a standard system. These findings are applied to depth...

Aperture Coding for Three Dimensional Beamforming

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMA2
• Technical Digest
• Schulz, Timothy J; Roggemann, Michael; Liu, Baoyong
• The problem of maximizing the weighted-integrated-intensity of a beam over a three-dimensional volume is considered for both homogeneous and inhomogeneous media.

Fisher-Information-Based Performance Bounds of Certain Integrated Imaging Systems

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMA3
• Technical Digest
• Prasad, Sudhakar
• Integrated, computational imaging systems are designed to maximally exploit system trade-offs for improved image quality. Applications of Fisher information to characterize the...

Information Content of the Near-Field: Three-Dimensional Samples

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMA4
• Technical Digest
• Fischer, David G; Asipauskas, Marius; Franzin, Richard A; Carney, P Scott
• The information content of the near-zone scattered field, for the case of a holographic measurement geometry, is examined using the variance of the least squares estimate of the...

Performance Metric for Multi-Aperture Computational Imaging Sensor

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMA5
• Technical Digest
• Bhakta, Vikrant; Christensen, Marc P
• Determining the effective MTF, SNR and Sensor geometries of multi-aperture computational imaging architectures will allow the National Image Interpretability Rating Scale to be...

Imaging Using Alternate Point Spread Functions: Lenslets with Pseudo-Random Phase Diversity

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMB1
• Technical Digest
• Neifeld, Mark Allen; Ashok, Amit
• An optical imaging system's resolution can often be limited by the detector array instead of the optics. We present alternate non-impulse like optical point spread functions that...

Ultra-Thin Folded Imager

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMB2
• Technical Digest
• Tremblay, Eric J; Rutkowski, Joel; Tamayo, Inga; Stack, Ronald A; Morrison, Rick L; Combs, Donald; Mader, John; Kim, Hyo-Chang; Levy, Uriel; Fainman, Yeshaiahu; Ford, Joseph E
• We present the optical design of a wavefront coded ultra-thin visible-light camera with 35 mm focal length, 0.12 radian field of view, and 0.7 numerical aperture; folded into a 5 mm...

Compressive Optical MONTAGE Photography Initiative: Noise and Error Analysis

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMB3
• Technical Digest
• Brady, David J; Fiddy, Michael A; Shahid, Umer; Suleski, Thomas J
• High resolution images are calculated from sub-Nyquist sampled data. The COMP-I program uses focal plane coding to set sub-bandlimited sampling. An analysis of this approach to noise...

Form Factor Enhancement of Imaging Systems Using a Cubic Phase Mask

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMB4
• Technical Digest
• Somayaji, Manjunath; Christensen, Marc P
• A wavefront encoding technique for achieving flat form factor imaging sensors is presented. The resultant configuration maintains the light gathering ability of a baseline bulky...

Adaptive Flat Micro-Mirror Array-Based Computational Imaging Architecture

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMB5
• Technical Digest
• Haney, Michael; Christensen, Marc P; Rajan, Dinesh; Douglas, Scott C; Wood, Sally L
• A thin, agile, multi-resolution, computational imaging sensor architecture, termed PANOPTES, which utilizes arrays of MEMS micro-mirrors to adaptively redirect the fields-of-view of...

Phase-Space Representations for Phase-Engineering

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMC1
• Technical Digest
• Ojeda-Casteneda, Jorge
• We discuss the use of Phase-Space representations for designing annularly distributed phase-only filters, which increase the depth of field and the tolerance to spherical aberration.

Diffractive Generation of Non-Redundant Images for a Multi-Aperture, Thin, High-Resolution Camera

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMC2
• Technical Digest
• Mait, Joseph N; Prather, Dennis W; Brady, David J
• We designed a diffractive element for generating shift-encoded images in a thin, multiplexed imaging system. We present simulations to validate the element's use for high resolution...

Testbed for Investigating a Distributed Imaging Algorithm

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMC3
• Technical Digest
• Morrison, Rick L; Stack, Ronald A; Neifeld, Mark A; Hasenplaugh, William
• A large imaging sensor array was designed and constructed to investigate a practical implementation of a distributed imaging algorithm. Using a subset of forty sensors, we...

Imaging Properties of Three-Dimensional Pupils

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CMC4
• Technical Digest
• Barbastathis, George
• Three-dimensional pupils present new opportunities for optical design, including controlled shift variance, depth selectivity, and dispersion. We present analytical and numerical...

Military Imaging System Performance Models

• Abstract

• Computational Optical Sensing and Imaging (COSI) 2005 paper: CTuA1
• Technical Digest
• Driggers, Ronald
• Full-text article is not available.

Target Detection and Discrimination through Active Multispectral Polarimetric Imaging

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CTuA2
• Technical Digest
• Alouini, Mehdi
• We show how active polarimetric-multispectral-imaging significantly enhances target detection and discrimination capabilities. In this framework, we demonstrate that, the optimal...

COSI Plenary Speaker

• Abstract

• Computational Optical Sensing and Imaging (COSI) 2005 paper: CTuA3
• Technical Digest
• Coifman, Ronald
• Full-text article is not available.

Image Reconstruction in Optical Tomography: Beyond the Diffusion Approximation

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CTuB1
• Technical Digest
• Schotland, John
• We review recent progress on the development of inverse scattering methods for the radiative transfer equation. Applications to the image reconstruction problem in optical tomography...

Computational Hyperspectral Microscopy in Biomedicine: Studies of Brain Function

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CTuB2
• Technical Digest
• Fox Jr , Douglas J; Woolsey, Thomas A; Preza, Chrysanthe; O'Sullivan, Joseph A; Tysver Velde, Hana; Smith, William H
• We use hyperspectral interferometric microscopy to visualize blood vessels and neural functional response in rat brain whisker barrel cortex. We illustrate the interdependence of...

Variable Coherence Scattering Microscopy

• Abstract
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• Computational Optical Sensing and Imaging (COSI) 2005 paper: CTuB3
• Technical Digest
• Baleine, Erwan; Dogariu, Aristide
• We propose and demonstrate a new optical microscopic technique that uses light with variable spatial coherence for determining the structure of a scattering medium. This technique...