lqmm ObjectThe residuals at level 0 correspond to population residuals (based only on the fixed effects estimates). The residuals at level 1 are obtained by adding the best linear predictions of the random effects to the predictions at level 0 and the subtracting these from the model response.
# S3 method for lqmm
residuals(object, level = 0, ...)an lqmm object.
an optional integer vector giving the level of grouping to be used in obtaining the predictions. Level zero corresponds to the population residuals.
not used.
a matrix of residuals.
Geraci M and Bottai M (2014). Linear quantile mixed models. Statistics and Computing, 24(3), 461--479. doi: 10.1007/s11222-013-9381-9.