Multiscroll hopfield neural network with extreme multistability and its application in video encryption for IIoT
Neural Networks,
Год журнала:
2024,
Номер
182, С. 106904 - 106904
Опубликована: Ноя. 17, 2024
Язык: Английский
A Chaotic Jerk Oscillator with Complete Control via Fractional Exponentiation and Its Experimental Analog Circuit Realization
Symmetry,
Год журнала:
2025,
Номер
17(2), С. 174 - 174
Опубликована: Янв. 24, 2025
By
introducing
fractional
exponentiation
into
a
three-dimensional
chaotic
system,
jerk
system
with
only
six
terms
is
designed.
It
has
the
property
of
total
amplitude
control,
where
single
non-bifurcation
parameter
can
directly
rescale
all
variables
without
affecting
dynamics.
also
features
two-dimensional
offset
boosting,
realize
direct
boosting
while
another
provides
interlocked
cross-dimensional
boosting.
Furthermore,
this
parameter-dominated
symmetric
attractor,
which
means
that
attractors
appear
successively
as
changes
from
positive
to
negative.
Circuit
experiments
confirm
feasibility
analog
using
444
circuit
and
complete
including
control
resulting
system.
The
proposed
may
facilitate
applications
signal
generators
versatility
important
exemplifies
generative
potential
exponentiation.
Язык: Английский
Dynamic event-triggered fixed-time synchronization of multi-layer complex networks under denial-of-service attacks
Nonlinear Dynamics,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 29, 2025
Язык: Английский
Dynamical behaviors of a controllable memristive chaotic map
The European Physical Journal Plus,
Год журнала:
2025,
Номер
140(5)
Опубликована: Май 19, 2025
Язык: Английский
Design of grid multi-scroll attractors in memristive Hopfield neural networks and its secure communication scheme
Nonlinear Dynamics,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 20, 2025
Язык: Английский
Robust double encryption and watermarking algorithms for color watermark images
Physica Scripta,
Год журнала:
2024,
Номер
99(12), С. 125263 - 125263
Опубликована: Ноя. 12, 2024
Abstract
Current
digital
watermarking
technologies
mainly
focus
on
the
imperceptibility
and
robustness
of
watermark
embedding,
while
security
images
is
also
worth
further
research.
Considering
nonlinear
characteristics
integration
structure
storage
computation,
memristors
can
be
introduced
into
encryption
algorithms
to
improve
effect
encryption.
The
paper
proposes
a
double
algorithm
for
color
based
MCNN
(Memristive
Cellular
Neural
Networks)
Arnold
transform,
generates
chaotic
sequences
image
by
introducing
CNN
(Cellular
construct
MCNN,
scrambles
using
transform
achieve
pixel
values
positions,
enhances
images.
Adopting
SE
(Spectral
Entropy)
complexity
optimizes
parameters
improves
performance
algorithm.
embedding
extraction
encrypted
realized
combining
CT
(Contourlet
Transform)
SVD
(Singular
Value
Decomposition),
which
ability
resist
common
attacks
such
as
compression
rotation
attacks.
Experiment
results
show
proposed
better
maintain
quality
images,
break
statistical
original
generated
key
has
good
randomness.
In
addition,
presented
are
highly
sensitive
key,
attacks,
differential
exhaustive
with
security,
imperceptibility.
Язык: Английский
The influence of equilibrium points and initial values on multistability of a multi-scroll chaotic system and predefined-time synchronization
Physica Scripta,
Год журнала:
2024,
Номер
99(11), С. 115224 - 115224
Опубликована: Окт. 8, 2024
Abstract
In
order
to
explore
the
effect
of
initial
value
on
symmetry
coexisting
attractor,
a
novel
multi-scroll
chaotic
system
is
designed
in
this
paper.
The
proved
be
by
analysing
phase
diagram,
Lyapunov
exponential
spectrum
and
dissipativity
system.
Then
equilibrium
point
investigated
it
found
that
has
four
symmetric
saddle
focus
index
2.
By
dynamical
behaviour
system,
special
kind
multistability.
Combining
properties
orbits
near
indicator
2,
reason
for
multistability
explained,
positional
relationship
between
attractors
illustrated,
which
provides
new
way
thinking
analyse
coexistence
systems.
verify
feasibility
application
simulation
circuits
are
predefined-time
synchronization
systems
different
dimensions
achieved.
Язык: Английский