PeerJ Computer Science,
Год журнала:
2022,
Номер
8, С. e1054 - e1054
Опубликована: Авг. 8, 2022
Due
to
its
high
prevalence
and
wide
dissemination,
breast
cancer
is
a
particularly
dangerous
disease.
Breast
survival
chances
can
be
improved
by
early
detection
diagnosis.
For
medical
image
analyzers,
diagnosing
tough,
time-consuming,
routine,
repetitive.
Medical
analysis
could
useful
method
for
detecting
such
Recently,
artificial
intelligence
technology
has
been
utilized
help
radiologists
identify
more
rapidly
reliably.
Convolutional
neural
networks,
among
other
technologies,
are
promising
recognition
classification
tools.
This
study
proposes
framework
automatic
reliable
based
on
histological
ultrasound
data.
The
system
built
CNN
employs
transfer
learning
metaheuristic
optimization.
Manta
Ray
Foraging
Optimization
(MRFO)
approach
deployed
improve
the
framework's
adaptability.
Using
Cancer
Dataset
(two
classes)
Ultrasound
(three-classes),
eight
modern
pre-trained
architectures
examined
apply
technique.
uses
MRFO
performance
of
optimizing
their
hyperparameters.
Extensive
experiments
have
recorded
parameters,
including
accuracy,
AUC,
precision,
F1-score,
sensitivity,
dice,
recall,
IoU,
cosine
similarity.
proposed
scored
97.73%
histopathological
data
99.01%
in
terms
accuracy.
experimental
results
show
that
superior
state-of-the-art
approaches
literature
review.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Март 5, 2024
Abstract
This
study
presents
the
K-means
clustering-based
grey
wolf
optimizer,
a
new
algorithm
intended
to
improve
optimization
capabilities
of
conventional
optimizer
in
order
address
problem
data
clustering.
The
process
that
groups
similar
items
within
dataset
into
non-overlapping
groups.
Grey
hunting
behaviour
served
as
model
for
however,
it
frequently
lacks
exploration
and
exploitation
are
essential
efficient
work
mainly
focuses
on
enhancing
using
weight
factor
concepts
increase
variety
avoid
premature
convergence.
Using
partitional
clustering-inspired
fitness
function,
was
extensively
evaluated
ten
numerical
functions
multiple
real-world
datasets
with
varying
levels
complexity
dimensionality.
methodology
is
based
incorporating
concept
purpose
refining
initial
solutions
adding
diversity
during
phase.
results
show
performs
much
better
than
standard
discovering
optimal
clustering
solutions,
indicating
higher
capacity
effective
solution
space.
found
able
produce
high-quality
cluster
centres
fewer
iterations,
demonstrating
its
efficacy
efficiency
various
datasets.
Finally,
demonstrates
robustness
dependability
resolving
issues,
which
represents
significant
advancement
over
techniques.
In
addition
addressing
shortcomings
algorithm,
incorporation
innovative
establishes
further
metaheuristic
algorithms.
performance
around
34%
original
both
test
problems
problems.
Heliyon,
Год журнала:
2024,
Номер
10(5), С. e26665 - e26665
Опубликована: Март 1, 2024
This
research
introduces
the
Multi-Objective
Liver
Cancer
Algorithm
(MOLCA),
a
novel
approach
inspired
by
growth
and
proliferation
patterns
of
liver
tumors.
MOLCA
emulates
evolutionary
tendencies
tumors,
leveraging
their
expansion
dynamics
as
model
for
solving
multi-objective
optimization
problems
in
engineering
design.
The
algorithm
uniquely
combines
genetic
operators
with
Random
Opposition-Based
Learning
(ROBL)
strategy,
optimizing
both
local
global
search
capabilities.
Further
enhancement
is
achieved
through
integration
elitist
non-dominated
sorting
(NDS),
information
feedback
mechanism
(IFM)
Crowding
Distance
(CD)
selection
method,
which
collectively
aim
to
efficiently
identify
Pareto
optimal
front.
performance
rigorously
assessed
using
comprehensive
set
standard
test
benchmarks,
including
ZDT,
DTLZ
various
Constraint
(CONSTR,
TNK,
SRN,
BNH,
OSY
KITA)
real-world
design
like
Brushless
DC
wheel
motor,
Safety
isolating
transformer,
Helical
spring,
Two-bar
truss
Welded
beam.
Its
efficacy
benchmarked
against
prominent
algorithms
such
grey
wolf
optimizer
(NSGWO),
multiobjective
multi-verse
(MOMVO),
(NSGA-II),
decomposition-based
(MOEA/D)
marine
predator
(MOMPA).
Quantitative
analysis
conducted
GD,
IGD,
SP,
SD,
HV
RT
metrics
represent
convergence
distribution,
while
qualitative
aspects
are
presented
graphical
representations
fronts.
source
code
available
at:
https://github.com/kanak02/MOLCA.
Entropy,
Год журнала:
2021,
Номер
23(12), С. 1637 - 1637
Опубликована: Дек. 6, 2021
Moth-flame
optimization
(MFO)
algorithm
inspired
by
the
transverse
orientation
of
moths
toward
light
source
is
an
effective
approach
to
solve
global
problems.
However,
MFO
suffers
from
issues
such
as
premature
convergence,
low
population
diversity,
local
optima
entrapment,
and
imbalance
between
exploration
exploitation.
In
this
study,
therefore,
improved
moth-flame
(I-MFO)
proposed
cope
with
canonical
MFO's
locating
trapped
in
optimum
via
defining
memory
for
each
moth.
The
tend
escape
taking
advantage
adapted
wandering
around
search
(AWAS)
strategy.
efficiency
I-MFO
evaluated
CEC
2018
benchmark
functions
compared
against
other
well-known
metaheuristic
algorithms.
Moreover,
obtained
results
are
statistically
analyzed
Friedman
test
on
30,
50,
100
dimensions.
Finally,
ability
find
best
optimal
solutions
mechanical
engineering
problems
three
latest
test-suite
2020.
experimental
statistical
demonstrate
that
significantly
superior
contender
algorithms
it
successfully
upgrades
shortcomings
MFO.
PeerJ Computer Science,
Год журнала:
2022,
Номер
8, С. e976 - e976
Опубликована: Май 13, 2022
Stochastic-based
optimization
algorithms
are
effective
approaches
to
addressing
challenges.
In
this
article,
a
new
algorithm
called
the
Election-Based
Optimization
Algorithm
(EBOA)
was
developed
that
mimics
voting
process
select
leader.
The
fundamental
inspiration
of
EBOA
process,
selection
leader,
and
impact
public
awareness
level
on
population
is
guided
by
search
space
under
guidance
elected
EBOA’s
mathematically
modeled
in
two
phases:
exploration
exploitation.
efficiency
has
been
investigated
solving
thirty-three
objective
functions
variety
unimodal,
high-dimensional
multimodal,
fixed-dimensional
CEC
2019
types.
implementation
results
show
its
high
ability
global
search,
exploitation
local
as
well
strike
proper
balance
between
which
led
proposed
approach
optimizing
providing
appropriate
solutions.
Our
analysis
shows
provides
an
and,
therefore,
better
more
competitive
performance
than
ten
other
it
compared.