Applied Sciences,
Год журнала:
2023,
Номер
13(24), С. 13015 - 13015
Опубликована: Дек. 6, 2023
Logistics
has
long
been
important
in
an
industrial
society.
Compared
with
the
traditional
structure
of
distribution,
which
requires
freight
to
be
delivered
mostly
warehouses
or
retail
stores,
customers
now
often
prefer
packages
their
residences,
especially
after
delivery
challenges
during
COVID-19
pandemic.
The
parcels
urban
residential
areas
increases
challenge
due
amount
volume,
tight
schedules,
and
continuously
changing
conditions.
Last-mile
tries
address
challenges,
taking
advantage
available
automation,
sensor
communication
technologies,
people’s
attitudes
toward
parcel
for
benefit
all
stakeholders.
Various
approaches
last-mile
have
proposed
analyzed
literature.
This
paper
reviews
recent
literature
on
vehicle
routing
delivery.
review
identified
four
major
categories:
crowdshipping,
lockers,
by
sidekicks,
optional
points.
nature
problems
is
discussed
five
aspects:
fleet
capacity,
time
window,
option,
dynamism
input,
stochastic
parameters.
identifies
achievements
limitations
research
proposes
a
future
agenda.
Sensors,
Год журнала:
2025,
Номер
25(3), С. 911 - 911
Опубликована: Фев. 3, 2025
The
increasing
volume
of
traffic
has
led
to
severe
challenges,
including
congestion,
heightened
energy
consumption,
increased
air
pollution,
and
prolonged
travel
times.
Addressing
these
issues
requires
innovative
approaches
for
optimizing
road
network
utilization.
While
Deep
Reinforcement
Learning
(DRL)-based
methods
have
shown
remarkable
effectiveness
in
dynamic
scenarios
like
management,
their
primary
focus
been
on
single-agent
setups,
limiting
applicability
real-world
multi-agent
systems.
Managing
agents
fostering
collaboration
a
reinforcement
learning
scenario
remains
challenging
task.
This
paper
introduces
cooperative
federated
algorithm
named
FLDQN
address
the
challenge
agent
cooperation
by
solving
time
minimization
challenges
(MARL)
scenarios.
leverages
facilitate
knowledge
sharing
among
intelligent
agents,
vehicle
routing
reducing
congestion
environments.
Using
SUMO
simulator,
multiple
equipped
with
deep
Q-learning
models
interact
local
environments,
share
model
updates
via
server,
collectively
enhance
policies
using
unique
observations
while
benefiting
from
collective
experiences
other
agents.
Experimental
evaluations
demonstrate
that
achieves
significant
average
reduction
over
34.6%
compared
non-cooperative
simultaneously
lowering
computational
overhead
through
distributed
learning.
underscores
vital
impact
provides
an
solution
enabling
environment.
Procedia Computer Science,
Год журнала:
2023,
Номер
220, С. 398 - 404
Опубликована: Янв. 1, 2023
Vehicle
routing
problem
is
a
NP-hard
and
combinatorial
optimization
problem;
it
appeared
first
time
in
1959
the
paper
of
mathematician
Dantzig.
The
goal
VRP
to
locate
optimal
routes
some
vehicles
that
begin
from
depot
serve
each
customer
one
then
return
(i.e.,
Starting
point).
From
its
beginning,
research
literature
this
area
growing
rapidly
causing
extension
many
variants
for
making
real-world
problem.
For
solving
it,
researchers
have
tried
firstly
exact
methods
heuristics
lastly
metaheuristics.
This
aims
targets
instance:
(i)
discovering
evolution
over
last
decade;
(ii)
knowing
trends,
challenges
opportunities
next
years
fields
by
discovering,
comparing
recent
reviews
papers
related
either
or
metaheuristics
exploiting
these
results
building
on
them
other
papers.
Sustainability,
Год журнала:
2023,
Номер
15(9), С. 7394 - 7394
Опубликована: Апрель 29, 2023
The
vehicle
routing
problem
(VRP),
as
a
classic
combinatorial
optimization
problem,
has
always
been
hot
research
topic
in
operations
research.
In
order
to
gain
deeper
understanding
of
the
VRP
this
work
uses
knowledge
graph
comprehensively
analyze
and
summarize
literature
related
from
1959
2022
Web
Science
(WoS)
database.
Firstly,
according
basic
statistical
information
literature,
annual
publications,
authors,
their
institutions
countries,
keyword
co-occurrence,
co-citation
network
are
analyzed
generalize
on
predict
its
future
development
trend.
results
show
that,
past
60
years,
there
have
abundant
changes
VRP.
United
States
China
made
most
important
contributions
field
According
WoS
retrieval
classification
methods,
models
solutions
classified,
model
solving
algorithms
divided
into
exact
algorithms,
heuristic
metaheuristic
hyper-heuristic
machine
learning,
etc.
that
computing
technology
plays
an
role
dynamic
VRP,
deep
reinforcement
directions
optimization.
can
provide
help
guidance
for
beginners
scholars
outside
industry
understand
hotspots
IEEE Access,
Год журнала:
2024,
Номер
12, С. 93087 - 93115
Опубликована: Янв. 1, 2024
The
vehicle
routing
problem
(VRP)
and
its
variants
have
been
intensively
studied
by
the
operational
research
community.
existing
surveys
majority
of
published
articles
tackle
traditional
solutions,
including
exact
methods,
heuristics,
meta-heuristics.
Recently,
machine
learning
(ML)-based
methods
applied
to
a
variety
combinatorial
optimization
problems,
specifically
VRPs.
strong
trend
using
ML
in
VRPs
gap
literature
motivated
us
review
state-of-the-art.
To
provide
clear
understanding
ML-VRP
landscape,
we
categorize
related
studies
based
on
their
applications/constraints
technical
details.
We
mainly
focus
reinforcement
(RL)-based
approaches
because
importance
literature,
while
also
address
non
RL-based
methods.
cover
both
theoretical
practical
aspects
clearly
addressing
trends,
gap,
limitations
advantages
ML-based
discuss
some
potential
future
directions.
Sustainability,
Год журнала:
2025,
Номер
17(3), С. 1144 - 1144
Опубликована: Янв. 30, 2025
This
study
develops
a
Green
Vehicle
Routing
Problem
(GVRP)
model
to
address
key
logistics
challenges,
including
time
windows,
simultaneous
pickup
and
delivery,
heterogeneous
vehicle
fleets,
multiple
trip
allocations.
The
incorporates
emissions-related
costs,
such
as
carbon
taxes,
encourage
sustainable
supply
chain
operations.
Emissions
are
calculated
based
on
the
total
shipment
weight
travel
distance
of
each
vehicle.
objective
is
minimize
operational
costs
while
balancing
economic
efficiency
environmental
sustainability.
A
Genetic
Algorithm
(GA)
applied
optimize
routing
allocation,
enhancing
reducing
costs.
Liquid
Petroleum
Gas
(LPG)
distribution
case
in
Yogyakarta,
Indonesia,
validates
model’s
effectiveness.
results
show
significant
cost
savings
compared
current
route
planning
methods,
alongside
slight
increase
carbon.
sensitivity
analysis
was
conducted
by
testing
with
varying
numbers
stations,
revealing
its
robustness
impact
station
density
solution
quality.
By
integrating
taxes
detailed
emission
calculations
into
function,
GVRP
offers
practical
for
real-world
challenges.
provides
valuable
insights
achieving
cost-effective
operations
advancing
green
practices.