Interpolating between k-Median and k-Center: Approximation Algorithms for Ordered k-Median.
Deeparnab ChakrabartyChaitanya SwamyPublished in: ICALP (2018)
Keyphrases
- approximation algorithms
- constant factor approximation
- np hard
- special case
- worst case
- minimum cost
- median filter
- facility location problem
- vertex cover
- open shop
- exact algorithms
- set cover
- np hardness
- approximation ratio
- randomized algorithms
- network design problem
- approximation schemes
- greedy algorithm
- closest string
- precedence constraints
- upper bound
- strongly np hard
- constant factor
- partially ordered
- combinatorial auctions
- scheduling problem