Improved approximation algorithms for cumulative VRP with stochastic demands.
Daya Ram GaurApurva MudgalRishi Ranjan SinghPublished in: Discret. Appl. Math. (2020)
Keyphrases
- approximation algorithms
- approximation schemes
- np hard
- special case
- worst case
- vertex cover
- minimum cost
- facility location problem
- open shop
- exact algorithms
- network design problem
- vehicle routing problem
- constant factor
- approximation ratio
- routing problem
- randomized algorithms
- vehicle routing
- objective function
- constant factor approximation
- precedence constraints
- network flow
- scheduling problem
- lower bound