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A penalized EM algorithm incorporating missing data mechanism for Gaussian parameter estimation
Missing data rates could depend on the targeted values in many settings, including mass spectrometry-based proteomic profiling studies. Here we consider mean and covariance estimation under a multivariate Gaussian distribution with non-ignorable missingness, including scenarios in which the dimensio...
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| Autors principals: | , , |
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| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
2014
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| Matèries: | |
| Accés en línia: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4061266/ https://ncbi.nlm.nih.gov/pubmed/24471933 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1111/biom.12149 |
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