Dynamic Programming for Resource Allocation in Multi-Allelic Trait Introgression

Trait introgression is a complex process that plant breeders use to introduce desirable alleles from one variety or species to another. Two of the major types of decisions that must be made during this sophisticated and uncertain workflow are: parental selection and resource allocation. We formulate...

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Main Authors: Ye Han, John N. Cameron, Lizhi Wang, Hieu Pham, William D. Beavis
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-06-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2021.544854/full
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author Ye Han
John N. Cameron
Lizhi Wang
Hieu Pham
William D. Beavis
author_facet Ye Han
John N. Cameron
Lizhi Wang
Hieu Pham
William D. Beavis
author_sort Ye Han
collection DOAJ
description Trait introgression is a complex process that plant breeders use to introduce desirable alleles from one variety or species to another. Two of the major types of decisions that must be made during this sophisticated and uncertain workflow are: parental selection and resource allocation. We formulated the trait introgression problem as an engineering process and proposed a Markov Decision Processes (MDP) model to optimize the resource allocation procedure. The efficiency of the MDP model was compared with static resource allocation strategies and their trade-offs among budget, deadline, and probability of success are demonstrated. Simulation results suggest that dynamic resource allocation strategies from the MDP model significantly improve the efficiency of the trait introgression by allocating the right amount of resources according to the genetic outcome of previous generations.
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spelling doaj.art-6ce5257f780d4238a191ae4fc2d0b5e82022-12-21T20:25:21ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2021-06-011210.3389/fpls.2021.544854544854Dynamic Programming for Resource Allocation in Multi-Allelic Trait IntrogressionYe Han0John N. Cameron1Lizhi Wang2Hieu Pham3William D. Beavis4Department of Industrial and Manufacturing Systems Engineering, Iowa State University, Ames, IA, United StatesDepartment of Agronomy, Iowa State University, Ames, IA, United StatesDepartment of Industrial and Manufacturing Systems Engineering, Iowa State University, Ames, IA, United StatesDepartment of Industrial and Manufacturing Systems Engineering, Iowa State University, Ames, IA, United StatesDepartment of Agronomy, Iowa State University, Ames, IA, United StatesTrait introgression is a complex process that plant breeders use to introduce desirable alleles from one variety or species to another. Two of the major types of decisions that must be made during this sophisticated and uncertain workflow are: parental selection and resource allocation. We formulated the trait introgression problem as an engineering process and proposed a Markov Decision Processes (MDP) model to optimize the resource allocation procedure. The efficiency of the MDP model was compared with static resource allocation strategies and their trade-offs among budget, deadline, and probability of success are demonstrated. Simulation results suggest that dynamic resource allocation strategies from the MDP model significantly improve the efficiency of the trait introgression by allocating the right amount of resources according to the genetic outcome of previous generations.https://www.frontiersin.org/articles/10.3389/fpls.2021.544854/fulldynamic programmingresource allocationMarkov decision processesplant breedingmulti-allelic trait introgression
spellingShingle Ye Han
John N. Cameron
Lizhi Wang
Hieu Pham
William D. Beavis
Dynamic Programming for Resource Allocation in Multi-Allelic Trait Introgression
Frontiers in Plant Science
dynamic programming
resource allocation
Markov decision processes
plant breeding
multi-allelic trait introgression
title Dynamic Programming for Resource Allocation in Multi-Allelic Trait Introgression
title_full Dynamic Programming for Resource Allocation in Multi-Allelic Trait Introgression
title_fullStr Dynamic Programming for Resource Allocation in Multi-Allelic Trait Introgression
title_full_unstemmed Dynamic Programming for Resource Allocation in Multi-Allelic Trait Introgression
title_short Dynamic Programming for Resource Allocation in Multi-Allelic Trait Introgression
title_sort dynamic programming for resource allocation in multi allelic trait introgression
topic dynamic programming
resource allocation
Markov decision processes
plant breeding
multi-allelic trait introgression
url https://www.frontiersin.org/articles/10.3389/fpls.2021.544854/full
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