Zobrazeno 1 - 10
of 27
pro vyhledávání: '"S N Prajwalasimha"'
Autor:
S N Prajwalasimha
Publikováno v:
International Journal of Innovative Technology and Exploring Engineering. 9:4631-4636
In this article, an exponential transformation based digital image watermarking scheme has been described. The method is employed with 12th root of exponential function for embedding watermark into the cover image. Due to bulk data capacity of the im
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c90a0c3b16f805c721ae7efc6769952d
https://doi.org/10.35940/ijitee.a4623.119119
https://doi.org/10.35940/ijitee.a4623.119119
Autor:
S N Prajwalasimha
Publikováno v:
International Journal of Innovative Technology and Exploring Engineering. 8:5789-5793
In this paper, exponential transformation based watermarking of multimedia images has been proposed. The principle behind the scheme is anticipated in frequency domain to elevate robustness and big data entrenching capacity. In the anticipated approa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::79b7f8266ee70987ae92f7caa0c628f9
https://doi.org/10.35940/ijitee.k2339.1081219
https://doi.org/10.35940/ijitee.k2339.1081219
Autor:
S N Prajwalasimha
Publikováno v:
International Journal of Engineering and Advanced Technology. 9:3258-3263
Confusion and diffusion are the frequently used embryonics in multimedia (image) encryption systems. Multimedia data protection against cryptanalysis can be effectually fortified by these techniques. Due to inherent properties of images such as high
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b47c0e60e3461cdc8bcaba75c1bdb234
https://doi.org/10.35940/ijeat.a1422.109119
https://doi.org/10.35940/ijeat.a1422.109119
Autor:
S N Prajwalasimha
Publikováno v:
International Journal of Recent Technology and Engineering (IJRTE). 8:34-39
A combined Discrete Fourier Transformation (DFT) and Successive Division based image watermarking scheme has been proposed in this article. Due to intrinsic parameters: Imperceptibility, Data Embedding Capacity and Time of Execution, many spatial dom
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a8c346084b57d81a56a4f40e91fcd5c2
https://doi.org/10.35940/ijrte.c3865.098319
https://doi.org/10.35940/ijrte.c3865.098319
Publikováno v:
International Journal of Engineering and Advanced Technology. 8:1079-1083
In this article, a Modified Pseudo Hadamard Transformation (MPHT) and non-Chaotic substitution based image encryption scheme has been proposed. Due to intrinsic properties such as, strong redundancy and correlation between the adjacent pixels, images
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4d1e641e1ec182a49916caaafa96f9e3
https://doi.org/10.35940/ijeat.f8318.088619
https://doi.org/10.35940/ijeat.f8318.088619
Publikováno v:
2020 International Conference on Communication and Signal Processing (ICCSP).
In this paper, transformation and non-chaotic substitution based image cryptosystem has been proposed. The transformation phase involves 2-D Pseudo Hadamard Transform with constant co-efficient (PHTC) and substitution is performed using S-box with 12
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ceeac70f25cb6eba06a984b4d357161c
https://doi.org/10.1109/iccsp48568.2020.9182339
https://doi.org/10.1109/iccsp48568.2020.9182339
Autor:
S N Prajwalasimha, L. Basavaraj
In this article, a combined Pseudo Hadamard transformation and modified Bogdonav chaotic generator based image encryption technique is proposed. Pixel position transformation is performed using Pseudo Hadamard transformation and pixel value variation
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1f8a3a67f174a24d34a05c6ae52580d6
https://zenodo.org/record/4082176
https://zenodo.org/record/4082176
Autor:
S N Prajwalasimha, L. Basavaraj
Publikováno v:
New Trends in Computational Vision and Bio-inspired Computing ISBN: 9783030418618
In this chapter, a modified Tinkerbell chaotic generator based substitution method is proposed for an image encryption algorithm. The correlation between the adjacent elements in the sequence generated by modified Tinkerbell generator is very less an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::130b454401da7715903fdcae5262c9df
https://doi.org/10.1007/978-3-030-41862-5_29
https://doi.org/10.1007/978-3-030-41862-5_29
Autor:
S N Prajwalasimha, Sidramappa
Publikováno v:
Lecture Notes in Electrical Engineering ISBN: 9789811555572
In this chapter, a combined Pseudo Hadamard transformation and Gingerbreadman chaotic substitution based algorithm proposed for image encryption. Due to the intrinsic properties of images, such as high inter-pixel redundancy and bulk data capacity, e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b1a7b522581a44e383262a304f3c658c
https://doi.org/10.1007/978-981-15-5558-9_59
https://doi.org/10.1007/978-981-15-5558-9_59
Publikováno v:
Computational Vision and Bio-Inspired Computing ISBN: 9783030372170
In this chapter, a combined Pseudo Hadamard transformation and modified Gingerbreadman chaotic substitution based image encryption algorithm is proposed. Intrinsic properties of images such as high inter-pixel redundancy and bulk data capacity, encry
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c1e92fea0e61cd0b2bee102499975df6
https://doi.org/10.1007/978-3-030-37218-7_69
https://doi.org/10.1007/978-3-030-37218-7_69