Escape velocity-based adaptive outlier detection algorithm
Knowledge-Based Systems,
Год журнала:
2025,
Номер
311, С. 113116 - 113116
Опубликована: Фев. 1, 2025
Язык: Английский
A Model Combining CTGAN-Based Outlier Detection Mechanism with Ensemble Learning to Mitigate Type II Errors in Diabetes Detection
Research Square (Research Square),
Год журнала:
2025,
Номер
unknown
Опубликована: Март 28, 2025
Abstract
In
the
field
of
machine
learning
for
diabetes
detection,
outliers
in
datasets
remain
a
significant
challenge.
Traditional
outlier
handling
methods
often
fall
short
terms
accuracy
and
are
prone
to
Type
II
errors.
Moreover,
these
conventional
approaches
typically
discard
outliers,
leading
inefficient
data
utilization.
To
address
limitations,
this
study
aims
develop
more
effective
unsupervised
detection
mechanism
by
integrating
Conditional
Generative
Adversarial
Networks
(CTGAN)
with
Autoencoders.
We
further
introduce
secondary
layer
based
on
Outlier
Factor
enhance
reduce
Additionally,
we
incorporate
into
an
ensemble
framework
propose
novel
training
method
base
learners
that
retains
rather
than
discards
outliers.
The
resulting
model
architecture
is
capable
simultaneously
performing
classification
tasks.
Our
demonstrates
exceptional
performance
eight
three
datasets.
Ablation
studies
confirm
proposed
dual
effectively
mitigates
Experimental
results
show
that,
compared
traditional
methods,
approach
achieves
improvements
accuracy,
reduction
errors,
enhanced
utilization
efficiency
models.
Язык: Английский