Prof. Thomas J. Naughton Profile

Prof. Thomas J. Naughton

Professor at Maynooth University

SPIE Involvement:

Conference Program Committee | Author

Websites:

Company Website

Publications (64)

Proceedings Article | 28 July 2017 Paper

Focus classification in digital holographic microscopy using deep convolutional neural networks

Tomi Pitkäaho, Aki Manninen, Thomas Naughton

Proceedings Volume 10414, 104140K (2017) https://doi.org/10.1117/12.2286161

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Proceedings Article | 14 May 2010 Paper

Comparing numerical error and visual quality in reconstructions from compressed digital holograms

Taina Lehtimäki, Kirsti Sääskilahti, Tomi Pitkäaho, Thomas Naughton

Proceedings Volume 7690, 769012 (2010) https://doi.org/10.1117/12.853344

KEYWORDS: Holograms, Digital holography, Image compression, Image quality, Quantization, Reconstruction algorithms, Visualization, Visual compression, Detection and tracking algorithms, 3D image processing

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Proceedings Article | 5 May 2010 Paper

Using disparity in digital holograms for three-dimensional object segmentation

Tomi Pitkäaho, Thomas Naughton

Proceedings Volume 7690, 769004 (2010) https://doi.org/10.1117/12.853232

KEYWORDS: Digital holography, Holograms, Image segmentation, Reconstruction algorithms, 3D image processing, Cameras, Sensors, 3D image reconstruction, 3D metrology, 3D displays

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Proceedings Article | 18 January 2010 Paper

Visually lossless compression of digital hologram sequences

Emmanouil Darakis, Marcin Kowiel, Risto Näsänen, Thomas Naughton

Proceedings Volume 7529, 752912 (2010) https://doi.org/10.1117/12.840234

KEYWORDS: Digital holography, Holograms, Video, Visualization, Video compression, Visual compression, Image compression, Holography, Digital recording, Reconstruction algorithms

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Proceedings Article | 2 September 2009 Paper

Segmentation and visualization of digital in-line holographic microscopy of three-dimensional scenes using reconstructed intensity images

Karen Molony, James Ryle, Susan McDonnell, John Sheridan, Thomas Naughton

Proceedings Volume 7443, 74431F (2009) https://doi.org/10.1117/12.826832

KEYWORDS: Image segmentation, Digital holography, 3D image processing, Holography, Visualization, Microscopy, Holograms, 3D image reconstruction, Glasses, 3D modeling

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Proceedings Article | 1 September 2009 Paper

Multispectral lensless digital holographic microscope: imaging MCF-7 and MDA-MB-231 cancer cell cultures

James Ryle, Karen Molony, Susan McDonnell, Thomas Naughton, John Sheridan

Proceedings Volume 7442, 744206 (2009) https://doi.org/10.1117/12.826882

KEYWORDS: Holograms, Digital holography, 3D image reconstruction, Holography, Cameras, Image segmentation, Microscopes, Multispectral imaging, Image processing, Reconstruction algorithms

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SPIE Journal Paper | 1 September 2009

Resolution limits in practical digital holographic systems

Damien Kelly, Bryan Hennelly, Nitesh Pandey, Thomas Naughton, William Rhodes

OE, Vol. 48, Issue 09, 095801, (September 2009) https://doi.org/10.1117/12.10.1117/1.3212678

KEYWORDS: Cameras, Digital holography, Imaging systems, Spatial frequencies, Holograms, Holography, Optical engineering, 3D image reconstruction, Image resolution, Systems modeling

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Proceedings Article | 27 August 2009 Paper

Speed up of Fresnel transforms for digital holography using pre-computed chirp and GPU processing

Nitesh Pandey, Damien Kelly, Thomas Naughton, Bryan Hennelly

Proceedings Volume 7442, 744205 (2009) https://doi.org/10.1117/12.830587

KEYWORDS: Digital holography, Holograms, Quantization, 3D image reconstruction, Reconstruction algorithms, Transform theory, Matrices, Cameras, Graphics processing units, Holography

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Proceedings Article | 20 May 2009 Paper

Compression of digital hologram sequences using MPEG-4

Emmanouil Darakis, Thomas Naughton

Proceedings Volume 7358, 735811 (2009) https://doi.org/10.1117/12.820632

KEYWORDS: Holograms, Digital holography, Video compression, Video coding, Video, Holography, Digital recording, Data storage, Linear filtering, Quantization

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Proceedings Article | 12 May 2009 Paper

Processing of optically captured digital holograms for three-dimensional display

Thomas Naughton, Thomas Kreis, Levent Onural, Pietro Ferraro, Christian Depeursinge, Yves Emery, Bryan Hennelly, Malgorzata Kujawinska

Proceedings Volume 7329, 73290A (2009) https://doi.org/10.1117/12.821866

KEYWORDS: Digital holography, Holograms, 3D displays, Liquid crystal on silicon, Cameras, 3D image reconstruction, Holography, Spatial light modulators, Visualization, Optoelectronics

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Proceedings Article | 12 May 2009 Paper

Visual perception of digital holograms on autostereoscopic displays

Taina Lehtimäki, Kirsti Sääskilahti, Risto Näsänen, Thomas Naughton

Proceedings Volume 7329, 73290C (2009) https://doi.org/10.1117/12.821864

KEYWORDS: Digital holography, Holograms, 3D image reconstruction, 3D image processing, Image quality, Autostereoscopic displays, 3D displays, Visualization, Eye, Holography

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SPIE Journal Paper | 1 February 2009

Systematic errors of an optical encryption system due to the discrete values of a spatial light modulator

David Monaghan, Unnikrishnan Gopinathan, Damien Kelly, Thomas Naughton, John Sheridan

OE, Vol. 48, Issue 02, 027001, (February 2009) https://doi.org/10.1117/12.10.1117/1.3076208

KEYWORDS: Spatial light modulators, Image encryption, Quantization, Fourier transforms, Positron emission tomography, Image processing, Computer programming, Polarization, Optical engineering, Error analysis

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Proceedings Article | 3 October 2008 Paper

Processing of digital holograms for size measurements of microparticles

Emmanouil Darakis, Taslima Khanam, Arvind Rajendran, Vinay Kariwala, Anand Asundi, Thomas Naughton

Proceedings Volume 7155, 715524 (2008) https://doi.org/10.1117/12.814578

KEYWORDS: Particles, Digital holography, Holograms, Digital recording, Holography, Edge detection, Scanning electron microscopy, 3D image reconstruction, Reconstruction algorithms, Microscopy

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Proceedings Article | 3 October 2008 Paper

On-line digital holographic measurement of size and shape of microparticles for crystallization processes

Taslima Khanam, Emmanouil Darakis, Arvind Rajendran, Vinay Kariwala, Anand Asundi, Thomas Naughton

Proceedings Volume 7155, 71551K (2008) https://doi.org/10.1117/12.814557

KEYWORDS: Particles, Digital holography, Crystals, Holograms, Holography, Microscopy, Carbon, Digital recording, Spherical lenses, Ceramics

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Proceedings Article | 3 September 2008 Paper

Segmentation of three-dimensional scenes encoded in digital holograms

Karen Molony, Conor McElhinney, Bryan Hennelly, Thomas Naughton

Proceedings Volume 7072, 707209 (2008) https://doi.org/10.1117/12.796163

KEYWORDS: Image segmentation, Digital holography, Holograms, Speckle, 3D image reconstruction, Reconstruction algorithms, Wavelets, Holography, Image processing, Image resolution

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Proceedings Article | 3 September 2008 Paper

A practical guide to digital holography and generalized sampling

D. Kelly, B. Hennelly, C. McElhinney, T. Naughton

Proceedings Volume 7072, 707215 (2008) https://doi.org/10.1117/12.795904

KEYWORDS: Cameras, Digital holography, Spatial frequencies, Holography, Fourier transforms, Holograms, Reconstruction algorithms, Image quality, 3D image reconstruction, Imaging systems

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Proceedings Article | 3 September 2008 Paper

Removing the twin image in digital holography by segmented filtering of in-focus twin image

C. McElhinney, B. Hennelly, L. Ahrenberg, T. Naughton

Proceedings Volume 7072, 707208 (2008) https://doi.org/10.1117/12.795894

KEYWORDS: Digital holography, Holograms, Image segmentation, 3D image reconstruction, Digital imaging, Holography, Optical filters, Image quality, Digital filtering, Image filtering

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Proceedings Article | 3 September 2008 Paper

Cost function statistical analysis in double random phase encoding

David Monaghan, Unnikrishnan Gopinathan, Guohai Situ, Thomas Naughton, John Sheridan

Proceedings Volume 7072, 70720Z (2008) https://doi.org/10.1117/12.798202

KEYWORDS: Image encryption, Image processing, Computer programming, Statistical analysis, Optical image encryption, Error analysis, Information security, Quantization, Computer security, Computer simulations

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Proceedings Article | 5 June 2008 Paper

Image processing of real-world three-dimensional objects sensed with digital holography

Conor McElhinney, Bryan Hennelly, Thomas Naughton

Proceedings Volume 7022, 70220E (2008) https://doi.org/10.1117/12.803920

KEYWORDS: Holograms, Digital holography, Image segmentation, Holography, Charge-coupled devices, 3D image processing, Image processing, 3D image reconstruction, Reconstruction algorithms, Mirrors

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Proceedings Article | 8 May 2008 Paper

Focused image creation approaches for macroscopic objects encoded in digital holograms

C. Mc Elhinney, B. Hennelly, T. Naughton

Proceedings Volume 6994, 69940U (2008) https://doi.org/10.1117/12.782781

KEYWORDS: Digital holography, 3D image reconstruction, Holograms, Reconstruction algorithms, Holography, Digital imaging, Digital recording, Speckle, Image processing, Algorithm development

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Proceedings Article | 25 April 2008 Paper

A comparison of wavelet analysis techniques in digital holograms

Karen Molony, Jonathan Maycock, John McDonald, Bryan Hennelly, Thomas Naughton

Proceedings Volume 6994, 699412 (2008) https://doi.org/10.1117/12.782786

KEYWORDS: Speckle, Wavelets, Digital holography, Holograms, Digital filtering, Stationary wavelet transform, Discrete wavelet transforms, Denoising, 3D image reconstruction, Wavelet transforms

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Proceedings Article | 25 April 2008 Paper

Segmentation of macroscopic object digital holographic reconstructions using extracted depth information

C. McElhinney, B. Hennelly, J. McDonald, T. Naughton

Proceedings Volume 7000, 700003 (2008) https://doi.org/10.1117/12.782776

KEYWORDS: Image segmentation, Digital holography, Holograms, Reconstruction algorithms, Holography, Image processing, Algorithm development, Speckle, Image processing algorithms and systems, Cameras

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Proceedings Article | 24 September 2007 Paper

Speckle reduction from digital holograms by simulating temporal incoherence

B. Hennelly, D. Kelly, J. Maycock, T. Naughton, J. McDonald

Proceedings Volume 6696, 66961I (2007) https://doi.org/10.1117/12.739492

KEYWORDS: Speckle, Digital holography, Holograms, 3D image reconstruction, Charge-coupled devices, Optical simulations, Fourier transforms, Holography, Computer simulations, Imaging systems

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Proceedings Article | 20 September 2007 Paper

Analysis of double random phase encryption from a key-space perspective

David Monaghan, Guohai Situ, James Ryle, Unnikrishnan Gopinathan, Thomas Naughton, John Sheridan

Proceedings Volume 6695, 66950Q (2007) https://doi.org/10.1117/12.737284

KEYWORDS: Image encryption, Quantization, Optical image encryption, Visualization, Digital holography, Error analysis, Solids, Optical design, Spatial light modulators, Computer programming

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Proceedings Article | 12 July 2007 Paper

Imaging through a biological medium using speckle noise removal techniques

Aoife Cuddihy, Bryan Hennelly, Thomas Naughton, Charles Markham, Raymond O'Neill

Proceedings Volume 6629, 66291W (2007) https://doi.org/10.1117/12.728531

KEYWORDS: Speckle, Glasses, Diffusers, Scattering, Microlens, Speckle pattern, Cameras, Tissues, Microlens array, CCD cameras

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Proceedings Article | 17 October 2006 Paper

Combined optimal quantization and lossless coding of digital holograms of three-dimensional objects

Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 6392, 63920A (2006) https://doi.org/10.1117/12.685536

KEYWORDS: Holograms, Quantization, Digital holography, 3D image processing, Holography, Neural networks, Data communications, Holographic interferometry, Speckle, Data centers

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Proceedings Article | 30 August 2006 Paper

Wigner distribution function and digital holography

Bryan Hennelly, Thomas Naughton, John McDonald

Proceedings Volume 6311, 63110L (2006) https://doi.org/10.1117/12.682721

KEYWORDS: Wigner distribution functions, Charge-coupled devices, Holograms, 3D image reconstruction, Digital holography, Holography, Mirrors, Fourier transforms, Speckle, Image quality

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Proceedings Article | 30 August 2006 Paper

A method for superresolution in digital holography

Bryan Hennelly, Thomas Naughton, John McDonald, Yann Frauel, Bahram Javidi

Proceedings Volume 6311, 63110J (2006) https://doi.org/10.1117/12.682719

KEYWORDS: Holograms, Wigner distribution functions, Charge-coupled devices, Digital holography, Spatial frequencies, Super resolution, 3D image reconstruction, Holography, Fourier transforms, Mirrors

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Proceedings Article | 30 August 2006 Paper

A numerical analysis of double random phase encryption

David Monaghan, Unnikrishnan Gopinathan, Thomas Naughton, John Sheridan

Proceedings Volume 6311, 63110P (2006) https://doi.org/10.1117/12.680744

KEYWORDS: Image encryption, Quantization, Computer programming, Image processing, Digital holography, Numerical analysis, Spatial light modulators, Error analysis, Computer security, Optical image encryption

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Proceedings Article | 30 August 2006 Paper

Digital inline holography of biological specimens

James Ryle, Unnikrishnan Gopinathan, Susan McDonnell, Thomas Naughton, John Sheridan

Proceedings Volume 6311, 63110C (2006) https://doi.org/10.1117/12.680798

KEYWORDS: Holograms, 3D image reconstruction, Holography, Digital holography, Light emitting diodes, Light, 3D image processing, Optical filters, Imaging systems, Light sources

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Proceedings Article | 30 August 2006 Paper

Measurement of compression defects in phase-shifting digital holographic data

Emmanouil Darakis, Thomas Naughton, John Soraghan, Bahram Javidi

Proceedings Volume 6311, 63110B (2006) https://doi.org/10.1117/12.679445

KEYWORDS: Holograms, Quantization, Cameras, Image compression, Wavefronts, Digital holography, Holography, Beam splitters, Signal to noise ratio, Holographic interferometry

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Proceedings Article | 30 August 2006 Paper

Analysis of partially occluded objects encoded in digital holograms using the Wigner distribution function

B. Hennelly, J. Maycock, C. Mc Elhinney, T. Naughton, J. McDonald, B. Javidi

Proceedings Volume 6311, 63110M (2006) https://doi.org/10.1117/12.682849

KEYWORDS: Wigner distribution functions, Digital holography, Holograms, Charge-coupled devices, Opacity, Cameras, Wave propagation, Optical simulations, Wavefronts, Convolution

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Proceedings Article | 9 June 2006 Paper

Capture, encryption, compression, and display of digital holograms of three-dimensional objects

Unnikrishnan Gopinathan, David Monaghan, Alison Shortt, Thomas Naughton, John Sheridan, Bahram Javidi

Proceedings Volume 6252, 62521F (2006) https://doi.org/10.1117/12.677154

KEYWORDS: Spatial light modulators, Digital holography, Quantization, Image encryption, Holograms, 3D displays, 3D image processing, Holography, Liquid crystals, Tolerancing

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Proceedings Article | 25 April 2006 Paper

Numerical analysis of systematic errors in an optical encryption system

David Monaghan, Unnikrishnan Gopinathan, Damien Kelly, Thomas Naughton, John Sheridan

Proceedings Volume 6187, 61870X (2006) https://doi.org/10.1117/12.663063

KEYWORDS: Spatial light modulators, Image encryption, Computer programming, Image processing, Digital holography, Modulation, Jones vectors, Quantization, CCD cameras, Fourier transforms

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Proceedings Article | 25 April 2006 Paper

Iterative and noniterative nonuniform quantisation techniques in digital holography

Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 6187, 618719 (2006) https://doi.org/10.1117/12.662994

KEYWORDS: Quantization, Holograms, Digital holography, Neural networks, Diamond, Image compression, Neurons, Holography, 3D image processing, Artificial neural networks

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Proceedings Article | 25 April 2006 Paper

Speckle reduction in digital holography using independent component analysis

Jonathan Maycock, Conor McElhinney, John McDonald, Thomas Naughton, Bryan Hennelly, Bahram Javidi

Proceedings Volume 6187, 618716 (2006) https://doi.org/10.1117/12.662798

KEYWORDS: Independent component analysis, Speckle, Digital holography, Holograms, Speckle pattern, Interference (communication), Digital filtering, Principal component analysis, Image compression, Optical simulations

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Proceedings Article | 25 April 2006 Paper

Reconstruction of partially occluded objects using digital holograms

J. Maycock, C. Mc Elhinney, B. Hennelly, T. Naughton, J. McDonald, B. Javidi

Proceedings Volume 6187, 61870V (2006) https://doi.org/10.1117/12.662828

KEYWORDS: Digital holography, Holograms, Cameras, Holography, Reconstruction algorithms, Imaging systems, Opacity, Charge-coupled devices, Optical simulations, 3D image processing

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Proceedings Article | 16 November 2005 Paper

Holographic image processing of three-dimensional objects

Jonathan Maycock, Conor Mc Elhinney, Alison Shortt, Thomas Naughton, John McDonald, Brian Hennelly, Unnikrishnan Gopinathan, David Monaghan, John Sheridan, Bahram Javidi

Proceedings Volume 6016, 60160K (2005) https://doi.org/10.1117/12.632787

KEYWORDS: Holograms, Digital holography, Quantization, Image encryption, 3D image processing, Independent component analysis, Spatial light modulators, Speckle, Holography, Image processing

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Proceedings Article | 27 October 2005 Paper

Security analysis of optical encryption

Yann Frauel, Albertina Castro, Thomas Naughton, Bahram Javidi

Proceedings Volume 5986, 598603 (2005) https://doi.org/10.1117/12.633677

KEYWORDS: Image encryption, Image restoration, Computer security, Computer programming, Fourier transforms, Image processing, Vector spaces, 3D displays, Telecommunications, Data communications

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Proceedings Article | 27 October 2005 Open Access

New developments in active and passive 3D image sensing, visualization, and processing

Bahram Javidi, Enrique Tajahuerce, Manuel Martínez-Corral, Thomas Naughton, Yann Frauel

Proceedings Volume 5986, 598601 (2005) https://doi.org/10.1117/12.633672

KEYWORDS: 3D image processing, Digital holography, 3D image reconstruction, Integral imaging, Microlens array, Image sensors, Holograms, Image visualization, Microlens, Phase shifting

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Proceedings Article | 23 September 2005 Open Access

Three-dimensional image encryption, transmission, and processing by using digital holography

Bahram Javidi, Enrique Tajahuerce, Thomas Naughton, Yann Frauel, Osamu Matoba

Proceedings Volume 5954, 595403 (2005) https://doi.org/10.1117/12.627859

KEYWORDS: Digital holography, 3D image processing, Holograms, Image encryption, Image processing, Wave plates, Charge-coupled devices, Phase interferometry, 3D image reconstruction, Digital imaging

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Proceedings Article | 10 September 2005 Paper

Extraction of three-dimensional shape information from a digital hologram

C. Mc Elhinney, J. Maycock, T. Naughton, J. McDonald, B. Javidi

Proceedings Volume 5908, 590805 (2005) https://doi.org/10.1117/12.617503

KEYWORDS: Holograms, Digital holography, 3D image processing, Digital filtering, 3D metrology, Holography, CCD image sensors, Cameras, Interferometry, Image processing

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Proceedings Article | 10 September 2005 Paper

Digital optics, digital holography, and optical encryption

D. Monaghan, U. Gopinathan, B. Hennelly, T. Naughton, J. Sheridan

Proceedings Volume 5908, 59080O (2005) https://doi.org/10.1117/12.617616

KEYWORDS: Image encryption, Spatial light modulators, Digital holography, Quantization, Fourier transforms, Transform theory, Polarization, Optical signal processing, Computer programming, Holograms

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Proceedings Article | 10 September 2005 Paper

Independent component analysis applied to digital holograms of three-dimensional objects

Jonathan Maycock, Conor Mc Elhinney, John McDonald, Thomas Naughton, Bahram Javidi

Proceedings Volume 5908, 590806 (2005) https://doi.org/10.1117/12.617441

KEYWORDS: Independent component analysis, Digital holography, Speckle, Holograms, Digital filtering, Interference (communication), Image compression, Principal component analysis, 3D image processing, Electronic filtering

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Proceedings Article | 10 September 2005 Paper

Compression of digital holograms of three-dimensional objects using the wavelet transform

Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 5908, 590804 (2005) https://doi.org/10.1117/12.618394

KEYWORDS: Holograms, Wavelets, Digital holography, Quantization, Wavelet transforms, Image compression, 3D image processing, Holography, Speckle, Computer programming

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Proceedings Article | 10 September 2005 Paper

Nonuniform quantization for compression of encrypted digital holograms

Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 5908, 59081I (2005) https://doi.org/10.1117/12.618350

KEYWORDS: Digital holography, Holograms, Quantization, Image compression, Neurons, Neural networks, Image encryption, 3D image processing, Holography, 3D image reconstruction

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Proceedings Article | 8 June 2005 Paper

Vector quantisation compression of digital holograms of three-dimensional objects

Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 5827, (2005) https://doi.org/10.1117/12.605410

KEYWORDS: Quantization, Holograms, Digital holography, Image compression, 3D image processing, Holography, Reconstruction algorithms, Cameras, Computer programming, Holographic interferometry

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Proceedings Article | 8 June 2005 Paper

Compression of encrypted three-dimensional objects using digital holography

Thomas Naughton, Bahram Javidi

Proceedings Volume 5827, (2005) https://doi.org/10.1117/12.605404

KEYWORDS: Digital holography, Holograms, Quantization, Image compression, Holography, Data compression, 3D image processing, Image encryption, Holographic interferometry, Signal detection

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Proceedings Article | 8 June 2005 Paper

Optimal quantisation applied to digital holographic data

Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 5827, (2005) https://doi.org/10.1117/12.605406

KEYWORDS: Digital holography, Holograms, Quantization, Holography, 3D image processing, Holographic interferometry, Speckle, Cameras, Data communications, Phase interferometry

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Proceedings Article | 8 June 2005 Paper

Applications of spatial light modulators in optical signal processing systems

D. Monaghan, U. Gopinathan, B. Hennelly, D. Kelly, Thomas Naughton, John Sheridan

Proceedings Volume 5827, (2005) https://doi.org/10.1117/12.605003

KEYWORDS: Spatial light modulators, Image encryption, Quantization, Optical signal processing, Transform theory, Wigner distribution functions, Signal processing, Digital holography, Data processing, Free space

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Proceedings Article | 1 June 2005 Paper

Three-dimensional scene reconstruction using digital holograms

Conor McElhinney, Jonathan Maycock, John McDonald, Thomas Naughton, Bahram Javidi

Proceedings Volume 5823, (2005) https://doi.org/10.1117/12.605231

KEYWORDS: Digital holography, Holograms, 3D image processing, Cameras, Wavefronts, 3D vision, 3D modeling, Machine vision, Computer vision technology, Holography

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Proceedings Article | 30 November 2004 Paper

Three-dimensional image sensing, encryption, compression, and transmission using digital holography

Thomas Naughton, Enrique Tajahuerce, John McDonald, Bahram Javidi

Proceedings Volume 5611, (2004) https://doi.org/10.1117/12.580685

KEYWORDS: Digital holography, Holograms, Quantization, 3D image processing, Image compression, Image encryption, Digital imaging, 3D vision, 3D image reconstruction, Reconstruction algorithms

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Proceedings Article | 22 October 2004 Paper

Nonuniform quantization compression techniques for digital holograms of three-dimensional objects

Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 5557, (2004) https://doi.org/10.1117/12.556694

KEYWORDS: Holograms, Quantization, Digital holography, Image compression, Holography, 3D image processing, Neural networks, Diamond, Computer programming, Holographic interferometry

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Proceedings Article | 22 October 2004 Paper

Blockwise discrete Fourier transform analysis of digital hologram data of three-dimensional objects

Conor Mc Elhinney, Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 5557, (2004) https://doi.org/10.1117/12.556696

KEYWORDS: Digital holography, Holograms, Quantization, Fourier transforms, 3D image processing, Holography, 3D image reconstruction, Image compression, Holographic interferometry, CCD image sensors

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SPIE Journal Paper | 1 October 2004

Compression of encrypted three-dimensional objects using digital holography

Thomas Naughton, Bahram Javidi

OE, Vol. 43, Issue 10, (October 2004) https://doi.org/10.1117/12.10.1117/1.1783280

KEYWORDS: Digital holography, Holograms, Quantization, Image compression, Data compression, Holography, 3D image processing, Image encryption, Holographic interferometry, 3D image reconstruction

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Proceedings Article | 26 November 2003 Paper

Combined nonuniform quantization and lossless coding of digital holograms of three-dimensional objects

Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 5243, (2003) https://doi.org/10.1117/12.511645

KEYWORDS: Digital holography, Holograms, Quantization, 3D image processing, Holography, Image compression, Holographic interferometry, Data compression, Cameras, Computer programming

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Proceedings Article | 23 October 2003 Paper

Nonuniform quantization compression of digital holograms of three-dimensional objects using artificial neural networks

Alison Shortt, Thomas Naughton, Bahram Javidi

Proceedings Volume 5202, (2003) https://doi.org/10.1117/12.505717

KEYWORDS: Digital holography, Holograms, Quantization, 3D image processing, Artificial neural networks, Neural networks, Holography, Image compression, Holographic interferometry, Speckle

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Proceedings Article | 19 March 2003 Paper

Three-dimensional imaging, compression, and reconstruction of digital holograms

Thomas Naughton, Yann Frauel, Osamu Matoba, Nicolas Bertaux, Enrique Tajahuerce, Bahram Javidi

Proceedings Volume 4877, (2003) https://doi.org/10.1117/12.463735

KEYWORDS: Digital holography, Holograms, Image compression, Quantization, Holography, 3D image processing, Speckle, 3D image reconstruction, Digital filtering, LCDs

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Proceedings Article | 27 November 2002 Paper

Three-dimensional object reconstruction using phase-only information from a digital hologram

Osamu Matoba, Thomas Naughton, Yann Frauel, Nicolas Bertaux, Bahram Javidi

Proceedings Volume 4864, (2002) https://doi.org/10.1117/12.454920

KEYWORDS: Digital holography, Holograms, 3D image processing, Spatial light modulators, 3D displays, 3D image reconstruction, Speckle, Linear filtering, LCDs, Charge-coupled devices

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Proceedings Article | 13 November 2001 Paper

Compression of digital holograms for three-dimensional object recognition

Thomas Naughton, Yann Frauel, Bahram Javidi, Enrique Tajahuerce

Proceedings Volume 4471, (2001) https://doi.org/10.1117/12.449353

KEYWORDS: Holograms, Digital holography, Image compression, Digital filtering, Data compression, Binary data, Object recognition, Image filtering, Holography, Holographic interferometry

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Proceedings Article | 17 November 2000 Paper

Continuous-space model of computation is Turing universal

Thomas Naughton

Proceedings Volume 4109, (2000) https://doi.org/10.1117/12.409212

KEYWORDS: Head, Analog electronics, Image processing, Computer programming, Data modeling, Fourier transforms, Optical signal processing, Computer simulations, Image resolution, Data processing

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Proceedings Article | 24 May 2000 Paper

Model of computation for Fourier optical processors

Thomas Naughton

Proceedings Volume 4089, (2000) https://doi.org/10.1117/12.386820

KEYWORDS: Fourier transforms, Analog electronics, Optical signal processing, Image resolution, Computer simulations, Systems modeling, Computer programming, Digital electronics, Theory of computation, Personal digital assistants

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Proceedings Article | 24 May 2000 Paper

Fourier optical limits of coherent acousto-optic matrix-vector processor

Thomas Naughton

Proceedings Volume 4089, (2000) https://doi.org/10.1117/12.386830

KEYWORDS: Acoustics, LCDs, Acousto-optics, Adaptive optics, Sensors, Spatial light modulators, Spatial frequencies, Fourier transforms, Analog electronics, Spatial filters

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SPIE Journal Paper | 1 July 1999

General purpose acousto-optic connectionist processor

Thomas Naughton, Zohreh Javadpour, John Keating, Milos Klima, Jiri Rott

OE, Vol. 38, Issue 07, (July 1999) https://doi.org/10.1117/12.10.1117/1.602167

KEYWORDS: Acousto-optics, LCDs, Adaptive optics, Acoustics, Signal detection, Sensors, Modulation, Neurons, CCD image sensors, Neural networks

Showing 5 of 64 publications

Conference Committee Involvement (27)

Optics, Photonics and Digital Technologies for Imaging Applications VIII

9 April 2024 | Strasbourg, France

Three-Dimensional Imaging, Visualization, and Display 2019

15 April 2019 | Baltimore, MD, United States

Three-Dimensional Imaging, Visualization, and Display 2018

16 April 2018 | Orlando, FL, United States

Three-Dimensional Imaging, Visualization, and Display 2017

10 April 2017 | Anaheim, CA, United States

Three-Dimensional Imaging, Visualization, and Display 2016

18 April 2016 | Baltimore, MD, United States

Three-Dimensional Imaging, Visualization, and Display 2015

20 April 2015 | Baltimore, MD, United States

Three-Dimensional Imaging, Visualization, and Display 2014

5 May 2014 | Baltimore, MD, United States

Optics and Photonics for Information Processing VII

28 August 2013 | San Diego, California, United States

Three-Dimensional Imaging, Visualization, and Display 2013

29 April 2013 | Baltimore, Maryland, United States

Optics and Photonics for Information Processing VI

15 August 2012 | San Diego, California, United States

Three-Dimensional Imaging, Visualization, and Display 2012

24 April 2012 | Baltimore, Maryland, United States

Optics and Photonics for Information Processing V

24 August 2011 | San Diego, California, United States

Three-Dimensional Imaging, Visualization, and Display 2011

27 April 2011 | Orlando, Florida, United States

Optics and Photonics for Information Processing IV

3 August 2010 | San Diego, California, United States

Three-Dimensional Imaging, Visualization, and Display 2010

7 April 2010 | Orlando, Florida, United States

Optics and Photonics for Information Processing III

4 August 2009 | San Diego, California, United States

Three-Dimensional Imaging, Visualization, and Display 2009

15 April 2009 | Orlando, Florida, United States

Optics and Photonics for Information Processing II

13 August 2008 | San Diego, California, United States

Photon Management

9 April 2008 | Strasbourg, France

Three-Dimensional TV, Video, and Display VI

11 September 2007 | Boston, MA, United States

Optics and Photonics for Information Processing

28 August 2007 | San Diego, California, United States

Three-Dimensional TV, Video, and Display V

3 October 2006 | Boston, Massachusetts, United States

Optical Information Systems IV

16 August 2006 | San Diego, California, United States

Photon Management II

3 April 2006 | Strasbourg, France

Optical Information Systems III

3 August 2005 | San Diego, California, United States

Optical Information Systems II

4 August 2004 | Denver, Colorado, United States

Photon Management Research in Ireland

6 April 2004 | Dublin, Ireland

Showing 5 of 27 Conference Committees

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