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author:

Zhang, Zhenning (Zhang, Zhenning.) [1] | Guo, Longkun (Guo, Longkun.) [2] (Scholars:郭龙坤) | Wang, Linyang (Wang, Linyang.) [3] | Zou, Juan (Zou, Juan.) [4]

Indexed by:

EI Scopus SCIE

Abstract:

In the article, we devise streaming algorithms for maximization of a monotone submodular function subject to a cardinality constraint on the integer lattice. Based on the observation that lattice submodularity is not equivalent to diminishing return submodularity on the integer lattice but rather a weaker condition, we propose a one-pass streaming algorithm with a modified binary search as subroutine of each step. Finally, we show that the algorithm is with approximation ratio 1/2-epsilon, memory complexity O(epsilon-1klogk), and per-element query complexity O(epsilon-2log2k).

Keyword:

cardinality integer lattice lattice submodular memory complexity streaming algorithm

Community:

  • [ 1 ] [Zhang, Zhenning]Beijing Univ Technol, Dept Operat Res & Informat Engn, Beijing, Peoples R China
  • [ 2 ] [Wang, Linyang]Beijing Univ Technol, Dept Operat Res & Informat Engn, Beijing, Peoples R China
  • [ 3 ] [Guo, Longkun]Fuzhou Univ, Coll Math & Comp Sci, Fuzhou, Peoples R China
  • [ 4 ] [Guo, Longkun]Qilu Univ Technol, Sch Comp Sci, Room 420, Jinan 250353, Peoples R China
  • [ 5 ] [Zou, Juan]Qufu Normal Univ, Sch Math & Sci, Qufu, Shandong, Peoples R China

Reprint 's Address:

  • 郭龙坤

    [Guo, Longkun]Qilu Univ Technol, Sch Comp Sci, Room 420, Jinan 250353, Peoples R China

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Source :

CONCURRENCY AND COMPUTATION-PRACTICE & EXPERIENCE

ISSN: 1532-0626

Year: 2021

1 . 8 3 1

JCR@2021

1 . 5 0 0

JCR@2023

ESI Discipline: COMPUTER SCIENCE;

ESI HC Threshold:106

JCR Journal Grade:3

CAS Journal Grade:4

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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