Entropy,
Journal Year:
2024,
Volume and Issue:
26(3), P. 222 - 222
Published: Feb. 29, 2024
Aiming
at
the
difficult
problem
of
extracting
fault
characteristics
and
low
accuracy
diagnosis
throughout
full
life
cycle
rolling
bearings,
a
method
for
bearings
based
on
grey
relation
degree
is
proposed
in
this
paper.
Firstly,
subtraction-average-based
optimizer
used
to
optimize
parameters
variational
mode
decomposition
algorithm.
Secondly,
vibration
signals
are
decomposed
by
using
optimized
results,
feature
vector
intrinsic
function
component
corresponding
minimum
envelope
entropy
extracted.
Finally,
proximity
similarity
standard
distance
weighted
calculate
comprehensive
between
each
state.
By
comparing
different
states
degrees
realized.
The
XJTU-SY
dataset
was
experimentation,
results
show
that
achieves
diagnostic
95.24%
has
better
performance
compared
various
algorithms.
It
provides
reference
cycle.
Artificial Intelligence Review,
Journal Year:
2024,
Volume and Issue:
57(5)
Published: April 23, 2024
Abstract
This
study
introduces
a
novel
population-based
metaheuristic
algorithm
called
secretary
bird
optimization
(SBOA),
inspired
by
the
survival
behavior
of
birds
in
their
natural
environment.
Survival
for
involves
continuous
hunting
prey
and
evading
pursuit
from
predators.
information
is
crucial
proposing
new
that
utilizes
abilities
to
address
real-world
problems.
The
algorithm's
exploration
phase
simulates
snakes,
while
exploitation
models
escape
During
this
phase,
observe
environment
choose
most
suitable
way
reach
secure
refuge.
These
two
phases
are
iteratively
repeated,
subject
termination
criteria,
find
optimal
solution
problem.
To
validate
performance
SBOA,
experiments
were
conducted
assess
convergence
speed,
behavior,
other
relevant
aspects.
Furthermore,
we
compared
SBOA
with
15
advanced
algorithms
using
CEC-2017
CEC-2022
benchmark
suites.
All
test
results
consistently
demonstrated
outstanding
terms
quality,
stability.
Lastly,
was
employed
tackle
12
constrained
engineering
design
problems
perform
three-dimensional
path
planning
Unmanned
Aerial
Vehicles.
demonstrate
that,
contrasted
optimizers,
proposed
can
better
solutions
at
faster
pace,
showcasing
its
significant
potential
addressing
Biomimetics,
Journal Year:
2023,
Volume and Issue:
8(5), P. 386 - 386
Published: Aug. 24, 2023
In
this
research
article,
we
uphold
the
principles
of
No
Free
Lunch
theorem
and
employ
it
as
a
driving
force
to
introduce
an
innovative
game-based
metaheuristic
technique
named
Golf
Optimization
Algorithm
(GOA).
The
GOA
is
meticulously
structured
with
two
distinctive
phases,
namely,
exploration
exploitation,
drawing
inspiration
from
strategic
dynamics
player
conduct
observed
in
sport
golf.
Through
comprehensive
assessments
encompassing
fifty-two
objective
functions
four
real-world
engineering
applications,
efficacy
rigorously
examined.
results
optimization
process
reveal
GOA’s
exceptional
proficiency
both
exploitation
strategies,
effectively
striking
harmonious
equilibrium
between
two.
Comparative
analyses
against
ten
competing
algorithms
demonstrate
clear
statistically
significant
superiority
across
spectrum
performance
metrics.
Furthermore,
successful
application
intricate
energy
commitment
problem,
considering
network
resilience,
underscores
its
prowess
addressing
complex
challenges.
For
convenience
community,
provide
MATLAB
implementation
codes
for
proposed
methodology,
ensuring
accessibility
facilitating
further
exploration.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: March 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.
Biomimetics,
Journal Year:
2024,
Volume and Issue:
9(3), P. 137 - 137
Published: Feb. 23, 2024
This
paper
introduces
the
Botox
Optimization
Algorithm
(BOA),
a
novel
metaheuristic
inspired
by
operation
mechanism.
The
algorithm
is
designed
to
address
optimization
problems,
utilizing
human-based
approach.
Taking
cues
from
procedures,
where
defects
are
targeted
and
treated
enhance
beauty,
BOA
formulated
mathematically
modeled.
Evaluation
on
CEC
2017
test
suite
showcases
BOA’s
ability
balance
exploration
exploitation,
delivering
competitive
solutions.
Comparative
analysis
against
twelve
well-known
algorithms
demonstrates
superior
performance
across
various
benchmark
functions,
with
statistically
significant
advantages.
Moreover,
application
constrained
problems
2011
highlights
effectiveness
in
real-world
tasks.
Biomimetics,
Journal Year:
2023,
Volume and Issue:
8(2), P. 239 - 239
Published: June 6, 2023
Metaheuristic
optimization
algorithms
play
an
essential
role
in
optimizing
problems.
In
this
article,
a
new
metaheuristic
approach
called
the
drawer
algorithm
(DA)
is
developed
to
provide
quasi-optimal
solutions
The
main
inspiration
for
DA
simulate
selection
of
objects
from
different
drawers
create
optimal
combination.
process
involves
dresser
with
given
number
drawers,
where
similar
items
are
placed
each
drawer.
based
on
selecting
suitable
items,
discarding
unsuitable
ones
and
assembling
them
into
appropriate
described,
its
mathematical
modeling
presented.
performance
tested
by
solving
fifty-two
objective
functions
various
unimodal
multimodal
types
CEC
2017
test
suite.
results
compared
twelve
well-known
algorithms.
simulation
demonstrate
that
DA,
proper
balance
between
exploration
exploitation,
produces
solutions.
Furthermore,
comparing
shows
effective
problems
much
more
competitive
than
against
which
it
was
to.
Additionally,
implementation
twenty-two
constrained
2011
suite
demonstrates
high
efficiency
handling
real-world
applications.
Biomimetics,
Journal Year:
2023,
Volume and Issue:
8(6), P. 468 - 468
Published: Oct. 1, 2023
This
study
proposes
the
One-to-One-Based
Optimizer
(OOBO),
a
new
optimization
technique
for
solving
problems
in
various
scientific
areas.
The
key
idea
designing
suggested
OOBO
is
to
effectively
use
knowledge
of
all
members
process
updating
algorithm
population
while
preventing
from
relying
on
specific
population.
We
one-to-one
correspondence
between
two
sets
and
selected
as
guides
increase
involvement
update
process.
Each
member
chosen
just
once
guide
only
utilized
another
this
interaction.
proposed
OOBO's
performance
evaluated
with
fifty-two
objective
functions,
encompassing
unimodal,
high-dimensional
multimodal,
fixed-dimensional
multimodal
types,
CEC
2017
test
suite.
results
highlight
remarkable
capacity
strike
balance
exploration
exploitation
within
problem-solving
space
during
search
quality
achieved
using
by
comparing
them
eight
well-known
algorithms.
simulation
findings
show
that
outperforms
other
algorithms
addressing
can
give
more
acceptable
quasi-optimal
solutions.
Also,
implementation
six
engineering
shows
effectiveness
approach
real-world
applications.
Biomimetics,
Journal Year:
2023,
Volume and Issue:
8(6), P. 470 - 470
Published: Oct. 1, 2023
In
this
paper,
a
new
bio-inspired
metaheuristic
algorithm
named
the
Kookaburra
Optimization
Algorithm
(KOA)
is
introduced,
which
imitates
natural
behavior
of
kookaburras
in
nature.
The
fundamental
inspiration
KOA
strategy
when
hunting
and
killing
prey.
theory
stated,
its
mathematical
modeling
presented
following
two
phases:
(i)
exploration
based
on
simulation
prey
(ii)
exploitation
kookaburras’
ensuring
that
their
killed.
performance
has
been
evaluated
29
standard
benchmark
functions
from
CEC
2017
test
suite
for
different
problem
dimensions
10,
30,
50,
100.
optimization
results
show
proposed
approach,
by
establishing
balance
between
exploitation,
good
efficiency
managing
effective
search
process
providing
suitable
solutions
problems.
obtained
using
have
compared
with
12
well-known
algorithms.
analysis
shows
KOA,
better
most
functions,
provided
superior
competition
addition,
implementation
22
constrained
problems
2011
suite,
as
well
4
engineering
design
problems,
approach
acceptable
to
competitor
algorithms
handling
real-world
applications.
IEEE Access,
Journal Year:
2024,
Volume and Issue:
12, P. 78463 - 78479
Published: Jan. 1, 2024
This
study
addresses
the
challenges
posed
by
strong
noise
and
nonstationary
characteristics
of
vibration
signals
to
enhance
efficiency
accuracy
rolling-bearing
fault
diagnosis
in
electric
motors.
A
model
is
proposed
based
on
improved
variational
mode
decomposition
(VMD)
a
convolutional
neural
network
bidirectional
long
short-term
memory
(CNN-BiLSTM).
In
feature
extraction
stage,
Osprey-Cauchy-Sparrow
search
algorithm
(OCSSA)
optimizes
modal
number
K
penalty
coefficient
α
VMD,
facilitating
reconstruction
original
extract
features
minimum
envelope
entropy
criterion.
mean,
variance,
peak
value,
kurtosis,
RMS
peak-to-average
ratio
(PAR),
impulse
factors,
form
factor,
clearance
factor
were
computed
from
reconstructed
signals.
These
indicators
used
construct
vector
for
each
sample,
serving
as
input
OCSSA-VMD-CNN-BiLSTM
model,
which
quickly
accurately
identifies
types.
Experimental
verification
confirms
that
this
method
enhances
speed
identification
compared
traditional
approaches.