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R. Narayanswamy · SciRah

Researcher profile · Semantic Scholar

R. Narayanswamy

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R. Narayanswamy — researcher profile on SciRah

h-index: 11
Works: 40
Citations: 746

Most-cited papers

Characterizing digital image acquisition devices
S. Reichenbach, Stephen K. Park, R. Narayanswamy
1991277 citations
Semantic Scholar
Extending the imaging volume for biometric iris recognition.
R. Narayanswamy, Gregory E. Johnson, P. E. X. Silveira, H. B. Wach
2005Applied Optics93 citations
Semantic Scholar
Instantaneous Three-dimensional Sensing Using Spatial Light Modulator Illumination with Extended Depth of Field Imaging References and Links
S. Quirin, Darcy S. Peterka, R. Yuste, M. A. P. Alivisatos +89 more
66 citations
Semantic Scholar
Computational imaging systems for iris recognition
R. Plemmons, Michael Horvath, Emily Leonhardt, V. Pauca +8 more
2004SPIE Optics + Photonics63 citations
Semantic Scholar
Iris recognition with enhanced depth-of-field image acquistion
J. Vandergracht, V. Pauca, Harsha Setty, R. Narayanswamy +3 more
2004SPIE Defense + Commercial Sensing47 citations
Semantic Scholar
Signal-to-noise analysis of task-based imaging systems with defocus.
P. E. X. Silveira, R. Narayanswamy
2006Applied Optics40 citations
Semantic Scholar
Extended depth-of-field iris recognition system for a workstation environment
R. Narayanswamy, P. E. X. Silveira, Harsha Setty, V. Pauca +1 more
2005SPIE Defense + Commercial Sensing31 citations
Semantic Scholar
Analytical optical solution of the extension of the depth of field using cubic-phase wavefront coding. Part II. Design and optimization of the cubic phase.
S. Bagheri, P. E. X. Silveira, R. Narayanswamy, D. P. de Farias
2008Journal of The Optical Society of America A-optics Image Science and Vision19 citations
Semantic Scholar
Applications of wavefront coded imaging
R. Narayanswamy, A. Baron, Vlad V. Chumachenko, Adam Greengard
2004IS&T/SPIE Electronic Imaging19 citations
Semantic Scholar
Image recovery from edge primitives
R. Alter-Gartenberg, F. O. Huck, R. Narayanswamy
199018 citations
Semantic Scholar
Iris recognition at a distance with expanded imaging volume
R. Narayanswamy, P. E. X. Silveira
2006SPIE Defense + Commercial Sensing11 citations
Semantic Scholar
Simulating multi-camera imaging systems for depth estimation, enhanced photography and video effects
G. Grover, Ram Nalla, R. Narayanswamy
20158 citations
Semantic Scholar
Compact Image Representation by Edge Primitives
R. Alter-Gartenberg, F. O. Huck, R. Narayanswamy
1994CVGIP: Graphical Models and Image Processing8 citations
Semantic Scholar
Intelligent data elimination for a rare event application
R. Narayanswamy, J. Metz, K. Johnson
1998Optics & Photonics7 citations
Semantic Scholar
Machine Learning Algorithmic and System Level Considerations for Early Prediction of Sepsis
Lakshman Narayanaswamy, D. Garg, Bhargavi Narra, R. Narayanswamy
20192019 Computing in Cardiology (CinC)6 citations Open access
Semantic Scholar
Design and optimization of the cubic-phase pupil for the extension of the depth of field of task-based imaging systems
S. Bagheri, P. E. X. Silveira, R. Narayanswamy, Daniela Pucci de Farias
2006SPIE Optics + Photonics5 citations
Semantic Scholar
Optoelectronic hit/miss transform for screening cervical smear slides.
R. Narayanswamy, R. M. Turner, D. J. McKnight, K. M. Johnson +1 more
1995Optics Letters5 citations
Semantic Scholar
Multi-capture Dynamic Calibration of Multi-camera Systems
Avinash Kumar, M. Gururaj, K. Seshadrinathan, R. Narayanswamy
20182018 IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops (CVPRW)4 citations
Semantic Scholar
Image coding by edge primitives
R. Alter-Gartenberg, R. Narayanswamy
1990Other Conferences4 citations
Semantic Scholar
Optoelectronic region of interest detection: an application in automated cytology.
R. Narayanswamy, K. M. Johnson
1998Applied Optics2 citations
Semantic Scholar
Morphological feature detection for cervical cancer screening
R. Narayanswamy, J. Sharpe, Heather J. Duke, R. J. Stewart +1 more
1995Electronic imaging2 citations
Semantic Scholar
Optoelectronic image processing for cervical cancer screening
R. Narayanswamy, J. Sharpe, K. Johnson
1994Photonics West - Lasers and Applications in Science and Engineering2 citations
Semantic Scholar
Transform-Coding Image Compression for Information Efficiency and Restoration
S. Reichenbach, Z. Rahman, R. Narayanswamy
1993Journal of Visual Communication and Image Representation2 citations
Semantic Scholar
Physics-based model of imaging of biometrics data through atmospheric turbulence
O. Korotkova, D. Raveh, K. Bastian, D. Voelz +3 more
2022Imaging and Applied Optics Congress 2022 (3D, AOA, COSI, ISA, pcAOP)1 citations
Semantic Scholar
Optoelectronic region of interest detection in monolayer cervical smear slides
J. Metz, R. Narayanswamy, R. J. Stewart, K. Johnson
1996Optics & Photonics1 citations
Semantic Scholar
Restoration of subband coded images
R. Narayanswamy, Z. Rahman, S. Reichenbach
1991IEEE International Conference on Acoustics, Speech, and Signal Processing1 citations
Semantic Scholar
Robust image coding with a model of adaptive retinal processing
R. Narayanswamy, R. Alter-Gartenberg, F. O. Huck
1991Other Conferences1 citations
Semantic Scholar
Image gathering and coding for digital restoration: Information efficiency and visual quality
F. O. Huck, Sarah John, J. A. McCormick, R. Narayanswamy
19891 citations
Semantic Scholar
Image Gathering and Digital Restoration: End-To-End Optimization for Visual Quality
F. O. Huck, Sarah John, J. A. McCormick, R. Narayanswamy
1989Applied Vision1 citations
Semantic Scholar
From primal sketches to the recovery of intensity and reflectance representations
R. Alter-Gartenberg, R. Narayanswamy, Karen S. Nolker
19891 citations
Semantic Scholar
Self-Supervised Joint Learning of Patterns and Matching for Structured Light Depth Estimation
Evan Fletcher, R. Narayanswamy
20200 citations
Semantic Scholar
Characterizing digital image acquisition devices Characterizing digital image acquisition devices
S. Reichenbach, Stephen K. Park, R. Narayanswamy
20200 citations
Semantic Scholar
Computational Imaging Platforms for Next Generation User Experience
R. Narayanswamy
20130 citations
Semantic Scholar
Wavefront Coding for Enhancing the Imaging Volume in Iris Recognition
P. E. X. Silveira, Lu Gao, R. Narayanswamy
2009Encyclopedia of Biometrics0 citations
Semantic Scholar
Design and optimization of a Wavefront Coded ® miniature camera
H. B. Wach, R. Narayanswamy, Kenneth S. Kubala, Edward R. Dowski
20060 citations
Semantic Scholar
Integrated System Design for Application-Specific Imaging
Edward R. Dowski, P. E. X. Silveira, R. Narayanswamy
20050 citations
Semantic Scholar
Smart pixel array for optical processing of cervical smears
J. L. Meta, D. McKnight, R. Narayanswamy, R. J. Stewart +1 more
1996Digest IEEE/Leos 1996 Summer Topical Meeting. Advanced Applications of Lasers in Materials and Processing0 citations
Semantic Scholar
Optoelectronic morphological processor for cervical cancer screening
R. Narayanswamy, J. Sharpe, R. Turner, K. Johnson
1995Optical Computing0 citations
Semantic Scholar
Analysis of morphological structuring elements generated using adaptive resonance theory
J. Sharpe, N. Sungar, R. Narayanswamy, K. Johnson
1995Electronic imaging0 citations
Semantic Scholar
Image Characteristics Recovery from Bandpass Filtering
R. Alter-Gartenberg, R. Narayanswamy
1989Applied Vision0 citations
Semantic Scholar

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