The Journal of Physical Chemistry Letters,
Год журнала:
2024,
Номер
unknown, С. 199 - 208
Опубликована: Дек. 23, 2024
The
rise
of
big
data
and
the
internet
things
has
driven
demand
for
multimodal
sensing
high-efficiency
low-latency
processing.
Inspired
by
human
sensory
system,
we
present
a
multifunctional
optoelectronic-memristor-based
reservoir
computing
(OM-RC)
system
utilizing
CuSCN/PbS
quantum
dots
(QDs)
heterojunction.
OM-RC
exhibits
volatile
nonlinear
responses
to
electrical
signals
wide-spectrum
optical
stimuli
covering
ultraviolet,
visible,
near-infrared
(NIR)
regions,
enabling
multitask
processing
dynamic
signals.
accurately
performs
health
monitoring
through
electroencephalogram
electrocardiogram
signal
analysis
achieves
object
traffic
trajectory
recognition
intelligent
driving
under
challenging
conditions
like
foggy
environments.
By
collaboratively
using
NIR
perception
recognition,
develop
human–computer
interaction
authentication
that
integrates
finger
veins
motion
behaviors
humans,
significantly
enhancing
security
traditional
fingerprint
anticounterfeiting
systems.
This
work
demonstrates
potential
QD-based
optoelectronic-memristor
in-sensor
applications.
PLoS ONE,
Год журнала:
2025,
Номер
20(1), С. e0312425 - e0312425
Опубликована: Янв. 27, 2025
Software-Defined
Networks
(SDN)
provides
more
control
and
network
operation
over
a
infrastructure
as
an
emerging
revolutionary
paradigm
in
networking.
Operating
the
many
applications
preserving
services
functions,
SDN
controller
is
regarded
operating
system
of
SDN-based
architecture.
The
has
several
security
problems
because
its
intricate
design,
even
with
all
amazing
features.
Denial-of-service
(DoS)
attacks
continuously
impact
users
Internet
service
providers
(ISPs).
Because
centralized
distributed
denial
(DDoS)
on
are
frequent
may
have
widespread
effect
network,
particularly
at
layer.
We
propose
to
implement
both
MLP
(Multilayer
Perceptron)
CNN
(Convolutional
Neural
Networks)
based
conventional
methods
detect
Denial
Services
attack.
These
models
got
complex
optimizer
installed
them
decrease
false
positive
or
DDoS
case
detection
efficiency.
use
SHAP
feature
selection
technique
improve
procedure.
By
assisting
identification
which
features
most
essential
spot
incidents,
approach
aids
process
enhancing
precision
flammability.
Fine-tuning
hyperparameters
help
Bayesian
optimization
obtain
best
model
performance
another
important
thing
that
we
do
our
model.
Two
datasets,
InSDN
CICDDoS-2019,
utilized
assess
effectiveness
proposed
method,
99.95%
for
true
(TP)
CICDDoS-2019
dataset
99.98%
dataset,
results
show
highly
accurate.
Polymers for Advanced Technologies,
Год журнала:
2024,
Номер
35(10)
Опубликована: Окт. 1, 2024
ABSTRACT
This
work
presents
a
fluorescence
sensor
based
on
nitrogen‐doped
carbon
dots
(N‐CDs)
utilized
for
sequential
detection
of
Hg
2+
and
TNT.
The
N‐CDs
were
produced
by
simple
efficient
hydrothermal
process
involving
the
combination
black
bean
extract
with
citric
acid
(CA)
ethylenediamine
(EDA).
resulting
exhibit
steady
blue
significant
quantum
yield
12%.
We
conducted
thorough
investigation
into
mechanism
which
NCDs
is
reduced
in
presence
.
Our
analyses,
included
Stern–Volmer
quenching
tests,
confirmed
development
stable
complex
between
When
NCDs‐Hg
was
exposed
to
TNT,
selectively
restored.
“on–off–on”
sensing
capacity
allows
monitoring
both
demonstrating
good
sensitivity
selectivity.
has
low
limit
(LOD)
3.1
46
nM
ions
TNT
linear
range
0–40
0–30
μM,
respectively.
study
emphasizes
potential
application
detecting
heavy
metals
explosives
at
same
time.
It
highlights
their
usefulness
sophisticated
environmental
technologies
that
are
suitable
important
applications.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Окт. 23, 2024
This
paper
presents
a
pioneering
approach
to
bolstering
network
security
and
privacy
by
implementing
chaotic
optical
communication
with
hybrid
feedback
system
(HOFS).
The
current
baseline
methods
in
are
often
less
feasible
for
systems,
including
limited
robustness,
compromised
security,
synchronization
challenges.
Therefore,
this
proposes
address
these
shortcomings
integrating
the
HOFS
into
systems
(HOFS-COCS)
overcome
aims
improve
while
significantly
maintaining
efficient
channels.
Moreover,
We
designed
two
algorithms,
one
maps
generation
another
text
encryption
decryption,
system.
Our
findings
demonstrate
through
rigorous
experimentation
analysis
that
proposed
method
improves
enabling
reliable
chaos
generation,
synchronization,
secure
message
transmission
systems.
research
represents
significant
advancement
towards
enhanced
secrecy
promising
paradigm
shift
protocols.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 26, 2025
Abstract
In‐sensor
computing
hardware
with
signal
sensing
and
dynamic
processing
capabilities—inspired
by
the
human
sensory
system—have
attracted
interest
as
rapid
proliferation
of
data
computation
in
era
big
data.
Here,
an
in‐sensor
reservoir
(RC)
system
integrated
functions
sensing,
preprocessing,
RC
a
single
device
is
developed,
constructing
full
quantum
dot
optoelectronic
memristor
(FQDOM)
based
on
ZnO
QDs/CdSe
QDs/ZnO
QDs
heterojunction.
The
shows
nonlinear
short‐term
memory
behavior
response
to
both
electrical
stimuli
optical
signals
covering
spectra
from
ultraviolet
red
light.
FQDOM
can
achieve
color
perception.
sense
varied
types
input
signal,
exhibiting
multisensory
fusion
capability
fashion‐MNIST
classification.
More
importantly,
these
proposed
FQDOMs
preprocess
then
send
for
sensor,
which
effectively
reduces
bit
error
rate
systems.
temporal
further
demonstrated
gesture
perception
recognition
task,
showing
accuracy
up
92.59%.
This
research
provides
effective
way
design
advanced
computational
