Oracle selection provides insight into how far off practice is from Utopia in plant breeding

Since the introduction of genomic selection in plant breeding, high genetic gains have been realized in different plant breeding programs. Various methods based on genomic estimated breeding values (GEBVs) for selecting parental lines that maximize the genetic gain as well as methods for improving t...

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Main Authors: David Vanavermaete, Steven Maenhout, Jan Fostier, Bernard De Baets
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-07-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2023.1218665/full
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author David Vanavermaete
Steven Maenhout
Jan Fostier
Bernard De Baets
author_facet David Vanavermaete
Steven Maenhout
Jan Fostier
Bernard De Baets
author_sort David Vanavermaete
collection DOAJ
description Since the introduction of genomic selection in plant breeding, high genetic gains have been realized in different plant breeding programs. Various methods based on genomic estimated breeding values (GEBVs) for selecting parental lines that maximize the genetic gain as well as methods for improving the predictive performance of genomic selection have been proposed. Unfortunately, it remains difficult to measure to what extent these methods really maximize long-term genetic values. In this study, we propose oracle selection, a hypothetical frame of mind that uses the ground truth to optimally select parents or optimize the training population in order to maximize the genetic gain in each breeding cycle. Clearly, oracle selection cannot be applied in a true breeding program, but allows for the assessment of existing parental selection and training population update methods and the evaluation of how far these methods are from the optimal utopian solution.
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spelling doaj.art-d73ea61f96dd4718bf6128749a0511442023-07-21T18:25:32ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2023-07-011410.3389/fpls.2023.12186651218665Oracle selection provides insight into how far off practice is from Utopia in plant breedingDavid Vanavermaete0Steven Maenhout1Jan Fostier2Bernard De Baets3KERMIT, Department of Data Analysis and Mathematical Modelling, Ghent University, Ghent, BelgiumPredictive Breeding, Department of Plants and Crops, Ghent University, Ghent, BelgiumIDLab, Department of Information Technology, Ghent University - imec, Ghent, BelgiumKERMIT, Department of Data Analysis and Mathematical Modelling, Ghent University, Ghent, BelgiumSince the introduction of genomic selection in plant breeding, high genetic gains have been realized in different plant breeding programs. Various methods based on genomic estimated breeding values (GEBVs) for selecting parental lines that maximize the genetic gain as well as methods for improving the predictive performance of genomic selection have been proposed. Unfortunately, it remains difficult to measure to what extent these methods really maximize long-term genetic values. In this study, we propose oracle selection, a hypothetical frame of mind that uses the ground truth to optimally select parents or optimize the training population in order to maximize the genetic gain in each breeding cycle. Clearly, oracle selection cannot be applied in a true breeding program, but allows for the assessment of existing parental selection and training population update methods and the evaluation of how far these methods are from the optimal utopian solution.https://www.frontiersin.org/articles/10.3389/fpls.2023.1218665/fullgenetic gaingenetic selectiongenetic variationgenetic valueoraclescoping
spellingShingle David Vanavermaete
Steven Maenhout
Jan Fostier
Bernard De Baets
Oracle selection provides insight into how far off practice is from Utopia in plant breeding
Frontiers in Plant Science
genetic gain
genetic selection
genetic variation
genetic value
oracle
scoping
title Oracle selection provides insight into how far off practice is from Utopia in plant breeding
title_full Oracle selection provides insight into how far off practice is from Utopia in plant breeding
title_fullStr Oracle selection provides insight into how far off practice is from Utopia in plant breeding
title_full_unstemmed Oracle selection provides insight into how far off practice is from Utopia in plant breeding
title_short Oracle selection provides insight into how far off practice is from Utopia in plant breeding
title_sort oracle selection provides insight into how far off practice is from utopia in plant breeding
topic genetic gain
genetic selection
genetic variation
genetic value
oracle
scoping
url https://www.frontiersin.org/articles/10.3389/fpls.2023.1218665/full
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