Gels,
Journal Year:
2023,
Volume and Issue:
9(6), P. 434 - 434
Published: May 24, 2023
Using
gels
to
replace
a
certain
amount
of
cement
in
concrete
is
conducive
the
green
industry,
while
testing
compressive
strength
(CS)
geopolymer
requires
substantial
effort
and
expense.
To
solve
above
issue,
hybrid
machine
learning
model
modified
beetle
antennae
search
(MBAS)
algorithm
random
forest
(RF)
was
developed
this
study
CS
concrete,
which
MBAS
employed
adjust
hyperparameters
RF
model.
The
performance
verified
by
relationship
between
10-fold
cross-validation
(10-fold
CV)
root
mean
square
error
(RMSE)
value,
prediction
evaluating
correlation
coefficient
(R)
RMSE
values
comparing
with
other
models.
results
show
that
can
effectively
tune
model;
had
high
R
(training
set
=
0.9162
test
0.9071)
low
7.111
7.4345)
at
same
time,
indicated
accuracy
high;
NaOH
molarity
confirmed
as
most
important
parameter
regarding
importance
score
3.7848,
grade
4/10
mm
least
parameter,
0.5667.
Structural Concrete,
Journal Year:
2024,
Volume and Issue:
25(1), P. 716 - 737
Published: Jan. 7, 2024
Abstract
Concrete
constructed
using
recycled
aggregates
in
place
of
natural
is
an
efficient
approach
to
increase
the
construction
sector's
sustainability.
To
improve
aggregate
concrete
()
technologies
permafrost,
it
essential
certify
stability
frost‐induced
conditions.
The
main
goal
this
study
was
use
support
vector
regression
methods
forecast
frost
durability
on
basis
agent
value
cold
climates.
Herein,
three
optimization
called
Ant
lion
(),
Grey
wolf
and
Henry
Gas
Solubility
Optimization
were
employed
for
indicating
optimal
values
key
parameters.
results
depicted
that
all
developed
models
have
capability
predicting
regions.
as
a
comprehensive
index
model
has
higher
at
0.0571
weakest
model,
then
0.0312
recognized
second‐highest
finally
system
0.0224
mentioned
outperformed
model.
approaches
likewise
capable
accurately
forecasting
regions,
but
created
method
them
when
taking
into
account
explanations
justifications.
Engineering Reports,
Journal Year:
2023,
Volume and Issue:
5(9)
Published: May 23, 2023
Abstract
Advanced
concrete
technology
is
the
science
of
efficient,
cost‐effective,
and
safe
design
in
civil
engineering
projects.
Engineers
designers
are
generally
faced
with
slightest
change
conditions
or
objectives
project,
which
makes
it
challenging
to
choose
optimal
among
several
ones.
Besides,
experimental
examination
all
them
requires
time
high
costs.
Hence,
an
efficient
approach
utilize
artificial
intelligence
(AI)
techniques
predict
optimize
real‐world
problems
technology.
Despite
large
body
publications
this
field,
there
few
comprehensive
surveys
that
conduct
scientometric
analysis.
This
paper
provides
a
state‐of‐the‐art
review
lists,
summarizes,
categorizes
most
widely
used
machine
learning
methods,
meta‐heuristic
algorithms,
hybrid
approaches
issues.
To
end,
457
considered
during
recent
decade
highlight
annual
trend/active
journals/top
researchers/co‐occurrence
key
title
words/countries'
participation/research
hotspots.
In
addition,
AI
classified
into
distinct
clusters
using
VOSviewer
clustering
visualization
identify
application
scope
their
relationship
through
link
strength.
The
findings
can
be
beacon
help
researchers
future
research
on
advanced
Materials,
Journal Year:
2023,
Volume and Issue:
16(12), P. 4366 - 4366
Published: June 13, 2023
Self-compacting
mortar
(SCM)
has
superior
workability
and
long-term
durable
performance
compared
to
traditional
mortar.
The
strength
of
SCM,
including
both
its
compressive
flexural
strengths,
is
a
crucial
property
that
determined
by
appropriate
curing
conditions
mix
design
parameters.
In
the
context
materials
science,
predicting
SCM
challenging
because
multiple
influencing
factors.
This
study
employed
machine
learning
techniques
establish
prediction
models.
Based
on
ten
different
input
parameters,
specimens
were
predicted
using
two
types
hybrid
(HML)
models,
namely
Extreme
Gradient
Boosting
(XGBoost)
Random
Forest
(RF)
algorithm.
HML
models
trained
tested
experimental
data
from
320
test
specimens.
addition,
Bayesian
optimization
method
was
utilized
fine
tune
hyperparameters
algorithms,
cross-validation
partition
database
into
folds
for
more
thorough
exploration
hyperparameter
space
while
providing
accurate
assessment
model's
predictive
power.
results
show
can
successfully
predict
values
with
high
accuracy,
Bo-XGB
model
demonstrated
higher
accuracy
(R2
=
0.96
training
R2
0.91
testing
phases)
low
error.
terms
prediction,
BO-RF
performed
very
well,
train
0.88
stages
minor
errors.
Moreover,
SHAP
algorithm,
permutation
importance
leave-one-out
score
used
sensitivity
analysis
explain
process
interpret
governing
variable
parameters
proposed
Finally,
outcomes
this
might
be
applied
guide
future
Energies,
Journal Year:
2023,
Volume and Issue:
16(14), P. 5258 - 5258
Published: July 9, 2023
Accurately
and
efficiently
predicting
the
fuel
consumption
of
vehicles
is
key
to
improving
their
economy.
This
paper
provides
a
comprehensive
review
data-driven
prediction
models.
Firstly,
by
classifying
summarizing
relevant
data
that
affect
consumption,
it
was
pointed
out
commonly
used
currently
involve
three
aspects:
vehicle
performance,
driving
behavior,
environment.
Then,
from
model
structure,
predictive
energy
characteristics
traditional
machine
learning
(support
vector
machine,
random
forest),
neural
network
(artificial
deep
network),
this
point
that:
(1)
based
on
networks
has
higher
processing
ability,
training
speed,
stable
ability;
(2)
combining
advantages
different
models
build
hybrid
for
prediction,
accuracy
can
be
greatly
improved;
(3)
when
comparing
indicts,
both
method
consistently
exhibit
coefficient
determination
above
0.90
root
mean
square
error
below
0.40.
Finally,
summary
prospect
analysis
are
given
various
models’
performance
application
status.