Frontiers in Environmental Science,
Journal Year:
2022,
Volume and Issue:
10
Published: Aug. 10, 2022
In
the
new
era,
vitality
of
urban
space
is
an
important
engine
development,
and
improvement
core
component
spatial
structure
optimization
renewal.
However,
availability
data
issue
in
evaluation
vitality,
continuous
monitoring
entire
city
difficult
to
achieve
through
traditional
methods
field
research
questionnaire
interviews.
Due
this
challenge,
assessment
have
serious
limitations
analysis
causes
guidance
development.
Using
mobile
phone
signaling
data,
study
takes
Changsha
City
as
example
measure
uses
SEM
model
analyze
how
market
intervention,
traffic
accessibility,
characteristics
affect
density
stability
populations.
The
results
show
that
overall
demonstrates
obvious
“center–periphery”
pattern,
center
area
a
“high
density–low
stability”
state.
on
rest
days
slightly
lower
than
weekdays,
significantly
higher
weekdays.
Market
intervention
transportation
accessibility
support
density,
but
not
stability,
are
opposite.
findings
can
provide
insights
relevant
planning
design.
npj Urban Sustainability,
Journal Year:
2023,
Volume and Issue:
3(1)
Published: June 2, 2023
Abstract
The
COVID-19
pandemic
has
disrupted
lives
and
the
economy,
reminding
global
community
of
devastating
health
economic
impacts
uncontrolled
infectious
disease.
It
affected
how
where
people
live,
work,
shop,
play,
exposed
our
cities’
vulnerabilities,
leading
to
calls
for
a
lens
be
applied
in
designing,
approving,
evaluating
city
plans.
Socioeconomic,
spatial
inequities
have
been
amplified,
particularly
those
living
inadequate
or
poorly
designed
housing,
neighbourhoods,
cities.
Hence,
mayors
committed
‘build
back
better’
with
all
daily
amenities
within
15-min
walking
cycling
trip.
Designed
well,
these
cities
potential
healthier,
more
sustainable,
equitable,
resilient.
Yet
their
delivery
requires
rethink
planning.
Drawing
on
lessons
from
pandemic,
we
argue
that
reduce
risk
future
pandemics,
must
mitigate
climate
change,
limit
urban
expansion,
use
nature-based
solutions
protect
natural
habitats
biodiversity.
We
then
explore
healthy,
resilient
15-minute
could
planned
emissions
ensure
are
event
crises.
Given
higher
density
housing
underpins
success
cities,
also
examine
create
stock,
through
well-implemented
health-supportive
apartment
design
standards.
Finally,
achieve
this,
cross-sector
leadership
investment
will
vital.
Land,
Journal Year:
2022,
Volume and Issue:
11(5), P. 646 - 646
Published: April 27, 2022
Vitality
can
effectively
test
the
quality
of
regional
space,
put
forward
concept
urban
human
settlement
vitality,
and
explore
development
status
vitality
which
is
great
significance
in
promoting
high-quality
settlements.
By
constructing
an
evaluation
index
system
comprehensively
using
projection
pursuit
models,
spatial
correlation
analysis,
measurement
pattern
influencing
factors
settlements
four
districts
Dalian
were
studied.
The
results
are
as
follows:
(1)
differentiation
characteristics
remarkable.
Overall,
it
gradually
decreased
from
city
center
to
administrative
boundary.
(2)
dependence
among
regions
relatively
strong,
with
a
more
obvious
“Matthew
effect”.
Among
them,
hot
spots
mainly
distributed
southeast
Dalian,
showing
concentrated
distribution
trend,
while
cold
northern
fringe
area
homogeneity
characteristics.
(3)
Topography,
ecological
environment,
social
economy,
commercial
development,
structure,
form,
scale,
etc.
have
different
impacts
on
Remote Sensing,
Journal Year:
2023,
Volume and Issue:
15(4), P. 932 - 932
Published: Feb. 8, 2023
Most
previous
studies
on
urban
vitality
focused
the
analysis
and
evaluation
of
overall
agglomerations
or
single
cities,
while
there
are
few
related
at
micro
scale,
such
as
subdistricts
even
blocks.
Based
multisource
data
using
kernel
density
entropy
methods,
economic
vitality,
social
cultural
ecological
comprehensive
each
subdistrict
in
Shanghai
were
measured.
Additionally,
correlation
analysis,
ordinary
least
squares
(OLS)
regression
model,
spatial
lag
model
(SLM)
error
(SEM)
used
for
fitting
to
reveal
influencing
mechanism
vitality.
The
results
showed
that
(1)
distribution
characteristics
radiating
outward
from
center,
types
activity
location
corresponding
different
levels
hotspot
areas
different.
Cultural
“gathering
centre
dispersing
around,
with
Puxi
higher
than
Pudong”,
but
values
vary
greatly.
Ecological
an
increasing
trend
center
surrounding
areas.
(2)
also
a
decreasing
circular
structure
periphery.
(3)
Among
three
models,
i.e.,
OLS
SLM
SEM,
best
explanation
is
SLM,
which
had
R2
0.6984,
indicating
it
can
explain
69.84%
pattern
(4)
factors
have
significant
effects
functional
mix,
metro
station
accessibility,
density,
bus
intersection
all
them
positively
correlated.
order
strength
>
accessibility
mix.
ISPRS International Journal of Geo-Information,
Journal Year:
2024,
Volume and Issue:
13(2), P. 48 - 48
Published: Feb. 3, 2024
Assessing
the
vitality
of
public
open
spaces
is
critical
in
urban
planning
and
provides
insights
for
optimizing
residents’
lives.
However,
prior
research
has
fragmented
study
scopes
lacks
fine-grained
behavioral
data
segmentation
capabilities
diverse
dimension
assessments.
We
utilized
computer
vision
technology
to
collect
proposed
an
automated
spatial
monitoring
framework
based
on
discrete
trajectory
feature
points.
The
supported
transformation
into
four
multidimensional
indicators:
crowd
heat,
resident
behavior
ratio,
movement
speed,
participation.
Subsequently,
we
designed
manual
validation
mechanisms
demonstrate
framework’s
efficacy
results
explore
changes
vitality,
influencing
factors,
a
small
space.
Discrete
points
effectively
addressed
literature’s
scope
limited
sample
size
issues.
Spatial
boundaries
had
significantly
positive
impact
confirming
“boundary
effect”
theory.
peak
periods
were
from
08:30
09:30
17:30
18:30.
A
higher
enclosure
degree
better
rest
facilities
positively
impacted
while
lower
did
not
consistently
suppress
all
situations.
Overall,
features
have
complex
nonlinear
relationship.
Sustainable Technology and Entrepreneurship,
Journal Year:
2022,
Volume and Issue:
1(2), P. 100015 - 100015
Published: April 6, 2022
Mobility
emerges
as
one
of
the
axes
on
which
cities
base
their
response
to
challenges
sustainability.
It
is
a
complex
phenomenon
where
elements
located
at
different
levels
interact,
meaning
that
it
increasingly
being
studied
from
multi-level
perspective.
There
are
numerous
smart
mobility
initiatives
around
world,
although
there
doubts
about
generalisation.
The
purpose
this
article
stablish
configurations
determine
degree
city
making
changes
implement
sustainable
solution,
and
study
if
those
generalisable
across
continents.
Based
data
60
continets
provided
by
Urban
Readiness
Index,
explain
both
transition
towards
implementation
solutions
denial
established,
three
in
each
case.
QCA
was
applied
model
use
multilevel
perspective.The
main
contribution
infrastructures
maintain
pivotal
role,
joint
presence
other
also
required,
including
certain
characteristics
city,
such
its
innovative
character,
well
high
population
density.
Individual
experiences
can
be
extrapolated
between
