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mbend: an R package for bending non-positive-definite symmetric matrices to positive-definite
BACKGROUND: R package mbend was developed for bending symmetric non-positive-definite matrices to positive-definite (PD). Bending is a procedure of transforming non-PD matrices to PD. The covariance matrices used in multi-trait best linear unbiased prediction (BLUP) should be PD. Two bending methods...
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Formato: | Online Artículo Texto |
Lenguaje: | English |
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BioMed Central
2020
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7469428/ https://www.ncbi.nlm.nih.gov/pubmed/32883199 http://dx.doi.org/10.1186/s12863-020-00881-z |