Keyphrases
Service State
100%
State Representation
100%
Pickup-and-delivery Problem
100%
Transportation Network
66%
Vehicle Efficiency
33%
Computational Efficiency
33%
Search Space
33%
Time Dimension
33%
Numerical Experiments
33%
Delivery Order
33%
Large-scale Dataset
33%
Synchronization Time
33%
Approximation Approach
33%
Integer Programming Model
33%
Precedence Constraints
33%
Time-space Network
33%
Cumulative Flow
33%
Flow Count
33%
Pickup-and-delivery
33%
Constructed Spaces
33%
Vehicle Routing Problem
33%
Service Status
33%
Delivery Time Window
33%
Röpke
33%
Continuous Time Approximation
33%
Pointing Constraints
33%
Cluster-first Route-second Approach
33%
Mathematics
time point η
100%
Real Life
100%
Optimality
100%
Search Space
100%
Continuous Time
100%
Numerical Experiment
100%
Vehicle Routing Problem
100%
Time Dimension
100%
Integer Programming
100%
Time Window
100%
Original Set
100%
Computer Science
Pickup and Delivery Problem
100%
Transportation Network
100%
Large Scale Data
50%
Programming Model
50%
Approximation (Algorithm)
50%
Continuous Time
50%
Vehicle Routing
50%
Search Space
50%
Data Standard
50%
Computational Efficiency
50%
Integer Programming
50%
Precedence Constraint
50%
Scale Data Set
50%
Time Dimension
50%