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Issue DateTitleAuthor(s)
Aug-2009Optical Image Watermarking Using Fractional Fourier TransformNishchal, N. K.
May-2012Image Encryption and Authentication Verification using Fractional Nonconventional Joint Transform CorrelatorRajput, S. K.; Nishchal, N. K.
Sep-2011Hierarchical Encrypted Image Watermarking using Fractional Fourier Domain Random Phase EncodingNishchal, N. K.
Sep-2010Digital Fresnel Hologram WatermarkingNishchal, N. K.; Pitkäaho, T.; Naughton, T. J.
Jul-2012Asymmetric Color Cryptosystem Using Polarization Selective Diffractive Optical Element and Structured Phase MaskRajput, S. K.; Nishchal, N. K.
2012Image Encryption Based on Interference that Uses Fractional Fourier Domain Asymmetric KeysRajput, S. K.; Nishchal, N. K.
Oct-2010Flexible Optical Encryption with Multiple Users and Multiple Security LevelsNishchal, N. K.; Naughton, T. J.
2012Collision in Phase Truncation Based Asymmetric Cryptosystem in Fresnel DomainMehra, I.; Rajput, S. K.; Nishchal, N. K.
2012Color Image Encryption Using Polarized LightRajput, S. K.; Himanshu, S.; Nishchal, N. K.
2012Real-Time Three-Dimensional Visualization of Escherichia Coli using Digital Holographic MicroscopeNishchal, N. K.; Pitkaaho, T.; Krishnan, S.; Manninen, A.

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