MURAL - Maynooth University Research Archive Library



    Items where Author is "Sheridan, John T."


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    Number of items: 29.

    Article

    Liu, Shi and Hennelly, Bryan M. and Guo, Changliang and Sheridan, John T. (2015) Robustness of Double Random Phase Encoding spread-space spread-spectrum watermarking technique. Signal Processing, 109. pp. 345-361. ISSN 0165-1684

    Liu, Shi and Hennelly, Bryan M. and Sheridan, John T. (2012) Digital image watermarking spread-space spread-spectrum technique based on Double Random Phase Encoding. Proceedings of SPIE, 8498. pp. 1-11. ISSN 0277-786X

    Liu, Chenggeng and Wang, Dayong and Healy, J.J. and Hennelly, Bryan M. and Sheridan, John T. and Kim, Myung K. (2011) Digital computation of the complex linear canonical transform. Journal of the Optical Society of America A., 28 (7). pp. 1379-1386. ISSN 1084-7529

    Monaghan, David S. and Situ, Guohai and Gopinathan, Unnikrishnan and Naughton, Thomas J. and Sheridan, John T. (2009) Analysis of phase encoding for optical encryption. Optics Communications, 282 (4). pp. 482-492. ISSN 0030-4018

    Monaghan, David S. and Gopinathan, Unnikrishnan and Kelly, Damian P. and Naughton, Thomas J. and Sheridan, John T. (2009) Systematic errors of an optical encryption system due to the discrete values of a spatial light modulator. Optical Engineering, 48 (2). 027001.1-027001.7. ISSN 0091-3286

    Ward, Jennifer E. and Kelly, Damien P. and Hennelly, Bryan M. and Sheridan, John T. (2009) Comment on the paper: H.-E. Hwang, P. Han, Theoretical analysis for surface tilt and translation detection based on speckle photography in the Fresnel domain, Opt. Commun. 282 (2009) 351–354. Optics Communications, 282. pp. 4358-4360. ISSN 0030-4018

    Ryle, James P. and Molony, Karen M. and McDonnell, Susan and Naughton, Thomas J. and Sheridan, John T. (2009) Multispectral lensless digital holographic microscope: imaging MCF-7 and MDA-MB-231 cancer cell cultures. Proceedings of SPIE, 7442 (744206). pp. 1-11. ISSN 0277-786X

    Molony, Karen M. and Ryle, James P. and McDonnell, Susan and Sheridan, John T. and Naughton, Thomas J. (2009) Segmentation and visualization of digital in-line holographic microscopy of three-dimensional scenes using reconstructed intensity images. Proceedings of SPIE, 7443 (74431F). pp. 1-10. ISSN 0277-786X

    Naughton, Thomas J. and Monaghan, David S. and Gopinathan, Unnikrishnan and Situ, Guohai and Sheridan, John T. (2009) Statistical investigation of the double random phase encoding technique. Journal of the Optical Society of America A., 26 (9). pp. 2033-2042. ISSN 1084-7529

    Gopinathan, Unnikrishnan and Monaghan, David S. and Hennelly, Bryan M. and McElhinney, Conor P. and Kelly, Damien P. and McDonald, John and Naughton, Thomas J. and Sheridan, John T. (2008) A Projection System for Real World Three-Dimensional Objects Using Spatial Light Modulators. Journal of Display Technology, 4 (2). pp. 254-261. ISSN 1551-319X

    Healy, J.J. and Hennelly, Bryan M. and Sheridan, John T. (2008) Additional sampling criterion for the linear canonical transform. Optics Letters, 33 (22). pp. 2599-2601. ISSN 0146-9592

    Situ, Guohai and Monaghan, David S. and Naughton, Thomas J. and Sheridan, John T. and Pedrini, Giancarlo and Osten, Wolfgang (2008) Collision in double random phase encoding. Optics Communications, 281 (20). pp. 5122-5125. ISSN 0030-4018

    Monaghan, David S. and Gopinathan, Unnikrishnan and Situ, Guohai and Naughton, Thomas J. and Sheridan, John T. (2008) Cost Function Statistical Analysis in Double Random Phase Encoding. Proceedings of SPIE, 7072. 70720Z-1-70720Z-8. ISSN 0277-786X

    Gopinathan, Unnikrishnan and Situ, Guohai and Naughton, Thomas J. and Sheridan, John T. (2008) Noninterferometric phase retrieval using a fractional Fourier system. Journal of the Optical Society of America A, 25 (1). pp. 108-115. ISSN 1084-7529

    Monaghan, David S. and Situ, Guohai and Gopinathan, Unnikrishnan and Naughton, Thomas J. and Sheridan, John T. (2008) Role of phase key in the double random phase encoding technique: an error analysis. Applied Optics, 47 (21). pp. 3808-3816. ISSN 0003-6935

    Monaghan, David S. and Gopinathan, Unnikrishnan and Naughton, Thomas J. and Sheridan, John T. (2007) Key-space analysis of double random phase encryption technique. Applied Optics, 26. pp. 6641-6647. ISSN 0003-6935

    Kelly, Damien P. and Hennelly, Bryan M. and Sheridan, John T. and Rhodes, William T. (2006) Finite-aperture effects for Fourier transform systems with convergent illumination. Part II: 3-D system analysis. Optics Communications, 263. pp. 180-188. ISSN 0030-4018

    Kelly, Damien P. and Ward, Jennifer E. and Gopinathan, Unnikrishnan and Hennelly, Bryan M. and O'Neill, Feidhlim T. and Sheridan, John T. (2006) Generalized Yamaguchi correlation factor for coherent quadratic phase speckle metrology systems with an aperture. Optics Letters, 31 (23). pp. 3444-3446. ISSN 0146-9592

    Gopinathan, Unnikrishnan and Naughton, Thomas J. and Sheridan, John T. (2006) Polarization encoding and multiplexing of two-dimensional signals: Application to image encryption. Applied Optics, 45 (22). pp. 5693-5700. ISSN 0003-6935

    Patten, Robert F. and Hennelly, Bryan M. and Kelly, Damien P. and O'Neill, Feidhlim T. and Liu, Ying and Sheridan, John T. (2006) Speckle photography: mixed domain fractional Fourier motion detection. Optics Letters, 31 (1). pp. 32-34. ISSN 0146-9592

    Gopinathan, Unnikrishnan and Monaghan, David S. and Naughton, Thomas J. and Sheridan, John T. (2006) A known-plaintext heuristic attack on the Fourier plane encryption algorithm. Optics Express, 14 (8). pp. 3181-3186. ISSN 1094-4087

    Hennelly, Bryan M. and Sheridan, John T. (2005) Fast numerical algorithm for the linear canonical transform. Journal of the Optical Society of America A., 22 (5). pp. 928-937. ISSN 1084-7529

    Hennelly, Bryan M. and Sheridan, John T. (2005) Generalizing, optimizing, and inventing numerical algorithms for the fractional Fourier, Fresnel, and linear canonical transforms. Journal of the Optical Society of America A., 22 (5). pp. 917-927. ISSN 1084-7529

    Kelly, Damien P. and Hennelly, Bryan M. and Sheridan, John T. (2005) Magnitude and direction of motion with speckle correlation and the optical fractional Fourier transform. Applied Optics, 44 (14). pp. 2720-2727. ISSN 0003-6935

    Hennelly, Bryan M. and Kelly, Damien P. and Sheridan, John T. (2004) Wavelength-controlled variable-order optical fractional Fourier transform. Optics Letters, 29 (5). pp. 427-429. ISSN 0146-9592

    Sheridan, John T. and Hennelly, Bryan M. and Kelly, Damien P. (2003) Motion detection, the Wigner distribution function, and the optical fractional Fourier transform. Optics Letters, 28 (11). pp. 884-886. ISSN 0146-9592

    Hennelly, Bryan M. and Sheridan, John T. (2003) Optical image encryption by random shifting in fractional Fourier domains. Optics Letters, 28 (4). pp. 269-271. ISSN 0146-9592

    Book Section

    Gopinathan, Unnikrishnan and Monaghan, David S. and Shortt, Alison and Naughton, Thomas J. and Sheridan, John T. and Javidi, Bahram (2006) Capture, encryption, compression, and display of digital holograms of three-dimensional objects. In: SPIE Proceedings. SPIE, 62521F.

    Maycock, Jonathan and McElhinney, Conor P. and Shortt, Alison and Naughton, Thomas J. and McDonald, John and Hennelly, Bryan M. and Gopinathan, Unnikrishnan and Monaghan, David S. and Sheridan, John T. and Javidi, Bahram (2005) Holographic image processing of three-dimensional objects. In: Three-Dimensional TV, Video, and Display IV, Proceedings of SPIE 6016. SPIE Press.

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