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Table 3 Correlations between genomic relationships based on observed and imputed genotypes with different accuracies

From: Accuracy of genotype imputation based on random and selected reference sets in purebred and crossbred sheep populations and its effect on accuracy of genomic prediction

Genotypes

Observed 50k

Imputed 50k − 1

Imputed 50k − 2

Imputed 50k – 3

Imputed 50k − 4

Observed 12k

Observed 5k

1.000

     

Imputed 50k − 1

0.999

1.000

    

Imputed 50k − 2

0.997

0.996

1.000

   

Imputed 50k − 3

0.994

0.992

0.995

1.000

  

Imputed 50k − 4

0.828

0.825

0.830

0.850

1.000

 

Observed 12k

0.992

0.990

0.989

0.987

0.829

1.000

  1. 50k − 1: imputation accuracy between 0.88 and 0.99
  2. 50k − 2: imputation accuracy between 0.73 and 0.96
  3. 50k − 3: imputation accuracy between 0.62 and 0.86
  4. 50k − 4: imputation accuracy between 0.55 and 0.60
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Genetics Selection Evolution

ISSN: 1297-9686