Journal of Water and Climate Change,
Journal Year:
2024,
Volume and Issue:
15(9), P. 4199 - 4219
Published: Sept. 1, 2024
ABSTRACT
Accurate
streamflow
simulation
and
comprehending
its
associated
uncertainty
are
crucial
for
effective
water
resource
management.
However,
the
of
rating
curves
from
which
data
is
derived
remains
poorly
understood.
This
study
aims
to
simulate
under
curve
conditions.
The
bootstrap
resampling
technique
(BSRT)
was
used
establish
estimate
uncertainty.
Furthermore,
it
integrated
with
standalone
hybrid
models
(GRU,
Bi-LSTM,
Conv1D-LSTM),
assess
effect
this
on
simulation.
Different
lag
times
rainfall
discharge
as
input
DL
models.
Despite
complexity,
Conv1D-LSTM
model
did
not
outperform
Bi-LSTM
model.
slightly
outperforms
GRU
Moreover,
significantly
propagates
simulation,
particularly
in
high-flow
regions.
Consequently,
uncertainties
related
Kulfo
River
led
a
about
17.8
m3
s−1,
representing
22%
at
peak
discharge.
performance
evaluated
using
different
metrics
(RMSE,
MAE,
NSE,
R2).
findings
underscore
importance
considering
enhance
management
practices
support
informed
decision-making
area.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: March 3, 2025
Abstract
Accurate
rainfall-runoff
modeling
is
crucial
for
effective
watershed
management,
hydraulic
infrastructure
safety,
and
flood
mitigation.
However,
predicting
remains
challenging
due
to
the
nonlinear
interplay
between
hydro-meteorological
topographical
variables.
This
study
introduces
a
hybrid
Gaussian
process
regression
(GPR)
model
integrated
with
K-means
clustering
(GPR-K-means)
short-term
forecasting.
The
Orgeval
in
France
serves
as
area,
providing
hourly
precipitation
streamflow
data
spanning
1970–2012.
performance
of
GPR-K-means
compared
standalone
GPR
principal
component
(PCR)
models
across
four
forecasting
horizons:
1-hour,
6-hour,
12-hour,
24-hour
ahead.
results
reveal
that
significantly
improves
accuracy
all
lead
times,
Nash-Sutcliffe
Efficiency
(NSE)
approximately
0.999,
0.942,
0.891,
0.859
forecasts,
respectively.
These
outperform
other
ML
models,
such
Long
Short-Term
Memory,
Support
Vector
Machines,
Random
Forest,
reported
literature.
demonstrates
enhanced
reliability
robustness
forecasting,
emphasizing
its
potential
broader
application
hydrological
modeling.
Furthermore,
this
provides
novel
methodology
combining
Bayesian
techniques
surface
hydrology,
contributing
more
accurate
timely
prediction.
Water,
Journal Year:
2024,
Volume and Issue:
16(15), P. 2161 - 2161
Published: July 31, 2024
Runoff
simulation
is
essential
for
effective
water
resource
management
and
plays
a
pivotal
role
in
hydrological
forecasting.
Improving
the
quality
of
runoff
forecasting
continues
to
be
highly
relevant
research
area.
The
complexity
terrain
scarcity
long-term
observation
data
have
significantly
limited
application
Physically
Based
Models
(PBMs)
Qinghai–Tibet
Plateau
(QTP).
Recently,
Long
Short-Term
Memory
(LSTM)
network
has
been
found
learning
dynamic
characteristics
watersheds
outperforming
some
traditional
PBMs
simulation.
However,
extent
which
LSTM
works
data-scarce
alpine
regions
remains
unclear.
This
study
aims
evaluate
applicability
basins
QTP,
as
well
performance
transfer-based
(T-LSTM)
regions.
Lhasa
River
Basin
(LRB)
Nyang
(NRB)
were
areas,
model
was
compared
that
by
relying
solely
on
meteorological
inputs.
results
show
average
values
Nash–Sutcliffe
efficiency
(NSE),
Kling–Gupta
(KGE),
Relative
Bias
(RBias)
B-LSTM
0.80,
0.85,
4.21%,
respectively,
while
corresponding
G-LSTM
0.81,
0.84,
3.19%.
In
comparison
PBM-
Block-Wise
use
TOPMEDEL
(BTOP),
an
enhancement
0.23,
0.36,
−18.36%,
respectively.
both
basins,
outperforms
BTOP
model.
Furthermore,
transfer
learning-based
at
multi-watershed
scale
demonstrates
that,
when
input
are
somewhat
representative,
even
if
amount
limited,
T-LSTM
can
obtain
more
accurate
than
models
specifically
calibrated
individual
watersheds.
result
indicates
effectively
improve
applied
Water,
Journal Year:
2024,
Volume and Issue:
16(19), P. 2749 - 2749
Published: Sept. 27, 2024
Mine
water
inflow
is
a
significant
safety
concern
in
coal
mine
operations.
Accurately
predicting
the
volume
of
vital
for
ensuring
and
environmental
protection.
This
study
focused
on
Laohutai
mining
area
Liaoning,
China,
to
reduce
reliance
hydrogeological
parameters
prediction
process.
An
integrated
approach
combining
grid
search
(GS)
with
Seasonal
Autoregressive
Integrated
Moving
Average
(SARIMA)
Long
Short-Term
Memory
(LSTM)
model
was
proposed,
its
results
were
compared
Visual
MODFLOW.
The
used
optimize
SARIMA
model,
modeling
linear
component
nine
years
data,
remaining
six
months
data
validation.
Subsequently,
residuals
from
input
into
LSTM
capture
nonlinear
features
enhance
generalization
capability
stability
by
introducing
Dropout,
EarlyStopping,
Adam
optimizer.
effectively
handles
long-term
trends
seasonal
fluctuations
while
overcoming
limitations
capturing
periodicity
complex
time
series
data.
indicated
that
GC-SARIMA-LSTM
performs
better
than
MODFLOW
numerical
simulation
software
inflow.
Therefore,
without
parameters,
can
serve
as
an
effective
tool
short-term
prediction,
advancing
application
deep
learning
forecasting
providing
reliable
technical
support
hazard
prevention.