Modified computational integral imaging-based double image encryption using fractional Fourier transform
نویسندگان
چکیده
منابع مشابه
Improved RSA Encryption based Medical Image Compression using Fractional Fourier Transform and Modified SPIHT Encoding Scheme
Medical image data generally need a huge amount of resources for storage and transmission. In recent years, due to the extensive popularity of medical imaging applications in healthcare settings and the increased interest in telemedicine technologies, it is important to minimize both storage and transmission bandwidth necessities required for archival and communication of related data, preferab...
متن کاملImage Encryption Using Fractional Fourier Transform in Drpe Scheme
Due to the fast evolution of digital data exchange, security of information becomes important. For industrial process images are used widely, therefore it is necessary to protect the confidential information. In the proposed work for encryption of image by the use of Fractional Fourier Transform(FRFT).This method enhances the security of data in comparison to DFT. In the proposed work we will b...
متن کاملFractional Fourier transform-based image encryption: phase retrieval algorithm
A number of methods have been proposed in the literature for the encryption of two-dimensional image information using optical systems based on the fractional Fourier transform (FRT). We present an image encryption technique, which is based on a recently proposed method of phase retrieval using the FRT. The optical implementation of the method is mentioned and digital simulations are presented....
متن کاملImage Encryption Based on Development of Hénon Chaotic Maps using Fractional Fourier Transform
In this paper, we propose an image encryption scheme based on the development of a Hénon chaotic map using fractional Fourier transform (FRFT) which is introduced in order to satisfy the necessity of high secure image transfer. This proposed algorithm combines the main advantages of fractional Fourier transform domain (FRFT), chaotic Arnold cat map encryption algorithm for confusion and our pro...
متن کاملSatellite Image Compression using Fractional Fourier Transform
The Fourier transform can be successfully used in the field of signal processing, image processing, communications and data compression applications. The discrete fractional Fourier transform, generalization of the discrete Fourier transform, is used for compression of high resolution satellite images. With the extra degree of freedom provided by the DFrFT, its fractional order 'a', h...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Optics and Lasers in Engineering
سال: 2015
ISSN: 0143-8166
DOI: 10.1016/j.optlaseng.2014.08.016