PLoS ONE,
Год журнала:
2024,
Номер
19(6), С. e0303049 - e0303049
Опубликована: Июнь 18, 2024
The
Coronavirus
Disease
2019(COVID-19)
has
caused
widespread
and
significant
harm
globally.
In
order
to
address
the
urgent
demand
for
a
rapid
reliable
diagnostic
approach
mitigate
transmission,
application
of
deep
learning
stands
as
viable
solution.
impracticality
many
existing
models
is
attributed
excessively
large
parameters,
significantly
limiting
their
utility.
Additionally,
classification
accuracy
model
with
few
parameters
falls
short
desirable
levels.
Motivated
by
this
observation,
present
study
employs
lightweight
network
MobileNetV3
underlying
architecture.
This
paper
incorporates
dense
block
capture
intricate
spatial
information
in
images,
well
transition
layer
designed
reduce
size
channel
number
feature
map.
Furthermore,
label
smoothing
loss
inter-class
similarity
effects
uses
class
weighting
tackle
problem
data
imbalance.
applies
pruning
technique
eliminate
unnecessary
structures
further
parameters.
As
result,
improved
achieves
an
impressive
98.71%
on
openly
accessible
database,
while
utilizing
only
5.94
million
Compared
previous
method,
maximum
improvement
reaches
5.41%.
Moreover,
research
successfully
reduces
parameter
count
up
24
times,
showcasing
efficacy
our
approach.
demonstrates
benefits
regions
limited
availability
medical
resources.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Март 16, 2025
The
analysis
of
cognitive
patterns
through
brain
signals
offers
critical
insights
into
human
cognition,
including
perception,
attention,
memory,
and
decision-making.
However,
accurately
classifying
these
remains
a
challenge
due
to
their
inherent
complexity
non-linearity.
This
study
introduces
novel
method,
PCA-ANFIS,
which
integrates
Principal
Component
Analysis
(PCA)
Adaptive
Neuro-Fuzzy
Inference
Systems
(ANFIS),
enhance
pattern
recognition
in
multimodal
signal
analysis.
PCA
reduces
the
dimensionality
EEG
data
while
retaining
salient
features,
enabling
computational
efficiency.
ANFIS
combines
adaptability
neural
networks
with
interpretability
fuzzy
logic,
making
it
well-suited
model
non-linear
relationships
within
signals.
Performance
metrics
our
proposed
such
as
accuracy,
sensitivity,
These
additions
highlight
effectiveness
method
provide
concise
summary
findings.
achieves
superior
classification
performance,
an
unprecedented
accuracy
99.5%,
significantly
outperforming
existing
approaches.
Comprehensive
experiments
were
conducted
using
diverse
dataset,
demonstrating
method's
robustness
sensitivity.
integration
addresses
key
challenges
analysis,
artifact
contamination
non-stationarity,
ensuring
reliable
feature
extraction
classification.
research
has
significant
implications
for
both
neuroscience
clinical
practice.
By
advancing
understanding
processes,
PCA-ANFIS
facilitates
accurate
diagnosis
treatment
disorders
neurological
conditions.
Future
work
will
focus
on
testing
approach
larger
more
datasets
exploring
its
applicability
domains
neurofeedback,
neuromarketing,
brain-computer
interfaces.
establishes
capable
tool
precise
efficient
processing.
Bioengineering,
Год журнала:
2025,
Номер
12(3), С. 311 - 311
Опубликована: Март 18, 2025
Lung
ultrasound
(LUS)
is
a
non-invasive
bedside
imaging
technique
for
diagnosing
pulmonary
conditions,
especially
in
critical
care
settings.
A-lines
and
B-lines
are
important
features
LUS
images
that
help
to
assess
lung
health
identify
changes
tissue.
However,
accurately
detecting
segmenting
these
lines
remains
challenging,
due
their
subtle
blurred
boundaries.
To
address
this,
we
propose
TransBound-UNet,
novel
segmentation
model
integrates
transformer-based
encoder
with
boundary-aware
Dice
loss
enhance
medical
image
segmentation.
This
function
incorporates
boundary-specific
penalties
into
hybrid
Dice-BCE
formulation,
allowing
more
accurate
of
structures.
The
proposed
framework
was
tested
on
dataset
4599
images.
achieved
Score
0.80,
outperforming
state-of-the-art
networks.
Additionally,
it
demonstrated
superior
performance
Specificity
(0.97)
Precision
(0.85),
significantly
reduced
Hausdorff
Distance
15.13,
indicating
improved
boundary
delineation
overall
quality.
Post-processing
techniques
were
applied
automatically
detect
count
B-lines,
demonstrating
the
potential
segmented
outputs
diagnostic
workflows.
provides
an
efficient
solution
automated
interpretation,
precision.
PLoS ONE,
Год журнала:
2025,
Номер
20(4), С. e0320706 - e0320706
Опубликована: Апрель 14, 2025
Despite
tremendous
efforts
devoted
to
the
area,
image
texture
analysis
is
still
an
open
research
field.
This
paper
presents
algorithm
and
experimental
results
demonstrating
feasibility
of
developing
automated
tools
detect
abnormal
X-ray
images
based
on
tissue
attenuation.
Specifically,
this
work
proposes
using
variability
characterised
by
singular
values
conditional
indices
extracted
from
value
decomposition
(SVD)
as
features.
In
addition,
introduces
a
“tuning
weight"
parameter
consider
attenuation
in
tissues
affected
pathologies.
weight
estimated
coefficient
variation
minimum
covariance
determinant
bandwidth
yielded
non-parametric
distribution
variance-decomposition
proportions
SVD.
When
multiplied
two
features
(singular
indices),
single
acts
tuning
weight,
reducing
misclassification
improving
classic
performance
metrics,
such
true
positive
rate,
false
negative
predictive
values,
discovery
area-under-curve,
accuracy
total
cost.
The
proposed
method
implements
ensemble
bagged
trees
classification
model
classify
chest
COVID-19,
viral
pneumonia,
lung
opacity,
or
normal.
It
was
tested
challenging,
imbalanced
public
dataset.
show
88%
without
applying
99%
with
its
application.
outperforms
state-of-the-art
methods,
attested
all
metrics.