Bulk-density modelling using optimal power-transformation of measured physical and chemical soil parameters
Geoderma,
Год журнала:
2017,
Номер
314, С. 205 - 220
Опубликована: Ноя. 16, 2017
Язык: Английский
Constructing indices representing supportiveness of the physical environment for walking using the Rasch measurement model.
International Journal of Behavioral Nutrition and Physical Activity,
Год журнала:
2006,
Номер
3(1), С. 44 - 44
Опубликована: Янв. 1, 2006
The
objectives
of
this
study
were
to
use
the
Rasch
model
1)
assess
psychometric
properties
a
physical
environmental
audit
instrument
and
2)
develop
indices
interrelated
attributes
that
summarize
supportiveness
for
walking.
A
set
items
derived
representing
two
conceptual
constructs:
functional/safety,
and;
aesthetics.
Ad
hoc
criteria
based
on
point-biserial
Rasch-based
fit
statistics
used
examine
construct
validity
internal
reliability
constructs.
assisted
in
identifying
12
belonged
functional/safety
4
aesthetic
construct.
constructs
low
moderate
(functional/safety
rβ
=
0.19
aesthetics
0.35).
Given
vast
number
built
attributes,
means
developing
summary
is
essential.
Future
studies
should
characteristics
conducive
walking
before
testing
them
predictive
models
activity.
More
research
examining
procedures
measuring
environment
techniques
analyzing
data
are
needed
guide
future
area.
Язык: Английский
Modeling and Link Performance Analysis of Busbar Distribution Systems for Narrowband PLC
Radioengineering,
Год журнала:
2017,
Номер
26(2), С. 611 - 620
Опубликована: Июнь 13, 2017
Busbar
distribution
system
is
used
as
a
modular
infrastructure
to
carry
electrical
energy
in
low
voltage
grid.Due
the
widespread
usage
industrial
areas,
power
line
communication
possibilities
should
be
investigated
terms
of
smart
grid
concept.This
paper
addresses
modeling
busbar
transmission
and
gives
some
suggestions
on
link
performance
for
narrowband
first
time
literature.Firstly,
S-parameters
different
current
level
busbars
were
measured
up
500
kHz
all
possible
two-port
signal
paths.The
utilization
frequency-dependent
RLCG(f)
model
was
proposed
extract
characteristics
eliminate
unwanted
measurement
effects.Particle
swarm
algorithm
optimize
parameters
with
good
agreement
between
simulated
S-parameters.Additionally,
channel
at
3
kHz-148.5kHz
band
examined
frequency
shift
keying
phase
modulations
under
network
configurations
such
varying
type,
length
transmitter
receiver,
branch
number,
terminating
load
impedance.Obtained
results
presented
bit-error-rate
vs.
signal-to-noise
ratio
graphs.
Язык: Английский
Modeling destination choice in hurricane evacuation with an intervening opportunity model
Опубликована: Март 14, 2005
In
this
study,
a
trip
distribution
model
for
hurricane
evacuation
using
the
intervening
opportunity
method
was
developed.
Post
Hurricane
Floyd
survey
data
used
calibration
and
comparison.
To
behavior
that
people
tend
to
evacuate
away
from
path
of
hurricane,
new
concept
equal
destination
attractiveness
introduced
an
extended
built
on
basis
implemented
in
TransCAD.
The
gravity
model,
its
version
were
compared
several
statistical
measures.
This
study
demonstrates
it
is
possible
use
theory
evacuation.
results
also
show
performs
slightly
better
than
while
best
among
three
models.
Язык: Английский
Drivers for reverse logistics packaging in circular economy for Thailand beverage industry from the manufacturer perspective
Опубликована: Янв. 1, 2020
In
Thailand,
Municipal
Solid
Waste
(MSW)
problems
exist,
and
15%
are
due
to
post-consumption
beverage
packaging
that
is
left
behind
after
the
point
of
consumption.
This
study
aimed
analyze
driving
forces
in
reverse
logistics
post
consumption
for
Thailand
industry
examine
impact
sustainability.
39
variables
related
drivers,
key
success
factors
including
sustainability
also
modeled.
Questionnaire
has
been
designed
based
on
11-point
rating
scale
Item-Objective
Congruence
performed
by
experts
from
academic
business.
Sampling
conducted
through
210
respondents
alcoholic
non-alcoholic
manufacturers.
Collected
data
analyzed
using
structural
equation
modeling
hypotheses
testing.
Results
show
both
internal
external
drivers
have
positive
but
a
stronger
impact,
while
positively
economics,
environmental
social
performance
respectively.
Lastly,
this
research
contributed
understanding
significance
order
improve
sustainably.
Язык: Английский