[HTML][HTML] Encryption of 3D medical images based on a novel multiparameter cosine number transform
In this paper, a multiparameter cosine number transform is proposed. Such a transform is
obtained using the fact that the basis vectors of the three-dimensional cosine number …
obtained using the fact that the basis vectors of the three-dimensional cosine number …
Emitter-coupled pair chaotic generator circuit
JVC Evangelista, JAP Artiles, DPB Chaves… - … -International Journal of …, 2017 - Elsevier
An emitter-coupled pair chaotic generator is proposed with a control parameter that can be
tuned for distinct chaotic behaviors. The proposed circuit is a compact, high-speed …
tuned for distinct chaotic behaviors. The proposed circuit is a compact, high-speed …
Steerable Fourier number transform with application to image encryption
MAA Gondim, JR de Oliveira Neto, JB Lima - Signal Processing: Image …, 2019 - Elsevier
In this paper, we introduce the steerable Fourier number transform (SFNT). It corresponds to
a generalization of the well-known number-theoretic transform (NTT), obtained by applying a …
a generalization of the well-known number-theoretic transform (NTT), obtained by applying a …
On nonlinear complexity and Shannon's entropy of finite length random sequences
L Liu, S Miao, B Liu - Entropy, 2015 - mdpi.com
Pseudorandom binary sequences have important uses in many fields, such as spread
spectrum communications, statistical sampling and cryptography. There are two kinds of …
spectrum communications, statistical sampling and cryptography. There are two kinds of …
Very low cost chaos-based entropy source for the retrofit or design augmentation of networked devices
S Callegari, M Fabbri, A Beirami - Analog Integrated Circuits and Signal …, 2016 - Springer
Modern cryptographic protocols require good entropy sources. Unfortunately, many
networked devices lack subsystems dedicated to this task, being potentially susceptible to …
networked devices lack subsystems dedicated to this task, being potentially susceptible to …
A β-ary to binary conversion for random number generation using a β encoder
Y Jitsumatsu, K Matsumura - Nonlinear Theory and Its Applications …, 2016 - jstage.jst.go.jp
A β encoder is an analog-to-digital (A/D) converter, proposed by Daubechies et al. in 2002,
that outputs a truncated sequence of β expansion of an input value x. It is known that the …
that outputs a truncated sequence of β expansion of an input value x. It is known that the …
[HTML][HTML] Bringing Data Converter Pairs into Chaotic Oscillation for Built-in Self-Test and Entropy Generation
S Callegari - 2024 - intechopen.com
A pair comprising an analog-to-digital converter (ADC) and a digital-to-analog converter
(DAC) can enter chaotic oscillation when closed in a feedback loop with a limited set of …
(DAC) can enter chaotic oscillation when closed in a feedback loop with a limited set of …
[PDF][PDF] Communications (AEÜ)
JVC Evangelista, JAP Artiles, DPB Chaves, C Pimentel - academia.edu
abstract An emitter-coupled pair chaotic generator is proposed with a control parameter that
can be tuned for distinct chaotic behaviors. The proposed circuit is a compact, high-speed …
can be tuned for distinct chaotic behaviors. The proposed circuit is a compact, high-speed …
Evaluation of a couple of true random number generators with liberally licensed hardware, firmware, and drivers
S Callegari - … Conference on Electronics, Circuits, and Systems …, 2015 - ieeexplore.ieee.org
Sequences of high quality random bits are required in virtually all modern security and
cryptography applications, pushing designers to devise hardware-based true random …
cryptography applications, pushing designers to devise hardware-based true random …