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Results tagged with mixed-model
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user 86025
Mixed (aka multilevel or hierarchical) models are linear models that include both fixed effects and random effects. They are used to model longitudinal or nested data.
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Random forest for high dimensional data with repeated measures (the LongituRF package in R)
I have some high dimensional repeated measures data, and i am interested in fitting random forest model to investigate the suitability and predictive utility of such models. Specifically i am trying t …
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Random forest for high dimensional data with repeated measures (the LongituRF package in R)
This question was answered here. It appears that regardless of Z. "Error in solve.default(S1) : Lapack routine dgesv: system is exactly singular:"
are quite common