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Quantile Regression for Analyzing Heterogeneity in Ultra-high Dimension
Ultra-high dimensional data often display heterogeneity due to either heteroscedastic variance or other forms of non-location-scale covariate effects. To accommodate heterogeneity, we advocate a more general interpretation of sparsity which assumes that only a small number of covariates influence th...
Gorde:
| Egile Nagusiak: | , , |
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| Formatua: | Artigo |
| Hizkuntza: | Inglês |
| Argitaratua: |
2012
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| Gaiak: | |
| Sarrera elektronikoa: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3471246/ https://ncbi.nlm.nih.gov/pubmed/23082036 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1080/01621459.2012.656014 |
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