Plants,
Journal Year:
2025,
Volume and Issue:
14(7), P. 1076 - 1076
Published: April 1, 2025
Here,
we
developed
a
vase-life
monitoring
system
(VMS)
to
automatically
and
accurately
assess
the
post-harvest
quality
vase
life
(VL)
of
cut
roses.
The
VMS
integrates
camera
imaging
with
YOLOv8
(You
Only
Look
Once
version
8)
deep
learning
algorithm
continuously
monitor
major
physiological
parameters
including
flower
opening,
fresh
weight,
water
uptake,
gray
mold
disease
incidence.
Our
results
showed
that
can
measure
main
factors
roses
by
obtaining
precise
consistent
data.
values
measured
for
physiology
closely
correlated
those
observation
(OBS).
Additionally,
achieved
high
performance
in
model
an
object
detection
accuracy
90%.
mAP0.5
supported
evaluating
VL
Regression
analysis
revealed
strong
correlation
between
VL,
VMS,
OBS.
incorporating
microscope
detected
early
stages
development.
These
show
plant
is
highly
effective
method
using
could
also
be
applied
breeding
process,
which
requires
rapid
measurements
important
characteristics
species,
such
as
resistance,
develop
superior
cultivars.
Frontiers in Environmental Science,
Journal Year:
2025,
Volume and Issue:
13
Published: March 11, 2025
Extreme
climate
events
significantly
impact
vegetation
ecosystems
in
dry
regions,
particularly
areas
adjacent
to
the
northern
foothills
of
Yinshan
Mountain
(NYSM).
However,
there
remains
limited
understanding
how
responds
such
events.
Analyzing
response
regions
drought
is
beneficial
for
protection
and
restoration
ecosystem.
This
study
analyzes
spatiotemporal
variation
characteristics
extreme
NDVI.
By
employing
correlation
analysis
geographic
detectors,
it
explores
NDVI
The
findings
indicate
a
recent
decline
temperature
concurrent
rise
precipitation
From
2000
2020,
demonstrated
consistent
improvement,
trend
expected
persist
future.
exhibited
strong
negative
with
NDVI,
whereas
positive
correlation.
Furthermore,
possess
greater
explanatory
power
variability
compared
research
provide
theoretical
basis
different
types
NYSM
respond
events,
they
inform
targeted
ecological
measures
based
on
varying
responses
these
Frontiers in Plant Science,
Journal Year:
2025,
Volume and Issue:
16
Published: March 20, 2025
Accurate
grain
yield
prediction
is
crucial
for
optimizing
agricultural
practices
and
ensuring
food
security.
This
study
introduces
a
novel
classification-integrated
regression
approach
to
improve
maize
using
UAV-derived
RGB
imagery.
We
compared
three
classifiers—Support
Vector
Machine
(SVM),
Decision
Tree
(DT),
Random
Forest
(RF)—to
categorize
data
into
low,
medium,
high
classes.
Among
these,
SVM
achieved
the
highest
classification
accuracy
was
selected
classifying
prior
regression.
Two
methodologies
were
evaluated:
Method
1
(direct
RF
on
full
dataset)
2
(SVM
followed
by
class-specific
regression).
Multi-temporal
vegetation
indices
(VIs)
analyzed
across
key
growth
stages,
with
early
vegetative
phase
yielding
lowest
errors.
significantly
outperformed
1,
reducing
RMSE
45.1%
in
calibration
(0.28
t/ha
vs.
0.51
t/ha)
3.3%
validation
(0.89
0.92
t/ha).
integrated
framework
demonstrates
advantage
of
combining
precise
estimation,
providing
scalable
tool
breeding
programs.
The
results
highlight
potential
UAV-based
phenotyping
enhance
productivity
support
global
systems.
Plants,
Journal Year:
2025,
Volume and Issue:
14(7), P. 1076 - 1076
Published: April 1, 2025
Here,
we
developed
a
vase-life
monitoring
system
(VMS)
to
automatically
and
accurately
assess
the
post-harvest
quality
vase
life
(VL)
of
cut
roses.
The
VMS
integrates
camera
imaging
with
YOLOv8
(You
Only
Look
Once
version
8)
deep
learning
algorithm
continuously
monitor
major
physiological
parameters
including
flower
opening,
fresh
weight,
water
uptake,
gray
mold
disease
incidence.
Our
results
showed
that
can
measure
main
factors
roses
by
obtaining
precise
consistent
data.
values
measured
for
physiology
closely
correlated
those
observation
(OBS).
Additionally,
achieved
high
performance
in
model
an
object
detection
accuracy
90%.
mAP0.5
supported
evaluating
VL
Regression
analysis
revealed
strong
correlation
between
VL,
VMS,
OBS.
incorporating
microscope
detected
early
stages
development.
These
show
plant
is
highly
effective
method
using
could
also
be
applied
breeding
process,
which
requires
rapid
measurements
important
characteristics
species,
such
as
resistance,
develop
superior
cultivars.