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author:

Han, Meijia (Han, Meijia.) [1] | Zhu, Wenxing (Zhu, Wenxing.) [2] (Scholars:朱文兴)

Indexed by:

EI Scopus SCIE

Abstract:

The 0-1 linear programming problem with non-negative constraint matrix and objective vector e origins from many NP-hard combinatorial optimization problems. In this paper, we consider under what condition an optimal solution of the 0-1 problem can be obtained from a weighted linear programming. To this end, we first formulate the 0-1 problem as a sparse minimization problem. Any optimal solution of the 0-1 linear programming problem can be obtained by rounding up an optimal solution of the sparse minimization problem. Then, we establish a condition under which the sparse minimization problem and the weighted linear programming problem have the same optimal solution. The condition is based on the defined non-negative partial s-goodness of the constraint matrix and the weight vector. Further, we use two quantities to characterize a sufficient condition and necessary condition for the non-negative partial s-goodness. However, the two quantities are difficult to calculate, therefore, we provide a computable upper bound for one of the two quantities to verify the non negative partial s-goodness. Furthermore, we propose two operations of the constraint matrix and weight vector that still preserve non-negative partial s-goodness. Finally, we give some examples to illustrate that our theory is effective and verifiable.

Keyword:

Integer programming Non-negative partial s-goodness Sparse optimization Weighted linear programming

Community:

  • [ 1 ] [Han, Meijia]Fuzhou Univ, Ctr Discrete Math & Theoret Comp Sci, Fuzhou 350116, Peoples R China
  • [ 2 ] [Zhu, Wenxing]Fuzhou Univ, Ctr Discrete Math & Theoret Comp Sci, Fuzhou 350116, Peoples R China

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Source :

JOURNAL OF COMBINATORIAL OPTIMIZATION

ISSN: 1382-6905

Year: 2023

Issue: 5

Volume: 45

0 . 9

JCR@2023

0 . 9 0 0

JCR@2023

ESI Discipline: MATHEMATICS;

ESI HC Threshold:13

JCR Journal Grade:3

CAS Journal Grade:4

Cited Count:

WoS CC Cited Count: 0

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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