Extracts the number of observations.
Usage
# S3 method for class 'cv.corila'
nobs(object, ...)Arguments
- object
object of class
"cv.corila"- ...
(for compatibility with stats::nobs)
Examples
# listing S3 methods
methods(class = "cv.corila")
#> [1] coef deviance fitted nobs plot predict print
#> [8] residuals summary
#> see '?methods' for accessing help and source code
# simulating data
n <- 10L; p <- 20L; q <- 5L
x <- matrix(rnorm(n * p), nrow = n , ncol = p)
y <- rnorm(n)
group <- rep(seq_len(q), length.out = p)
primary <- as.logical(rbinom(n = p, size = 1L, prob = 0.5))
# fitting the model
object <- cv.corila(x = x, y = y, group = group, primary = primary)
#> Warning: Option grouped=FALSE enforced in cv.glmnet, since < 3 observations per fold
# using S3 methods
coef(object)
#> (intercept) <NA> <NA> <NA> <NA> <NA>
#> -0.09030563 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000
#> <NA> <NA> <NA> <NA> <NA> <NA>
#> 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000
#> <NA> <NA> <NA> <NA> <NA> <NA>
#> 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000
#> <NA> <NA> <NA>
#> 0.00000000 0.00000000 0.00000000
predict(object, newx = x)
#> [1] -0.09030563 -0.09030563 -0.09030563 -0.09030563 -0.09030563 -0.09030563
#> [7] -0.09030563 -0.09030563 -0.09030563 -0.09030563
fitted(object)
#> [1] -0.09030563 -0.09030563 -0.09030563 -0.09030563 -0.09030563 -0.09030563
#> [7] -0.09030563 -0.09030563 -0.09030563 -0.09030563
residuals(object)
#> [1] -1.34584008 -0.53895402 0.33382739 1.14866786 0.92165445 0.19551745
#> [7] -1.65140747 0.73555262 0.18740985 0.01357193
plot(object)
print(object)
#> object of class ‘cv.corila’
#> (contains multiple objects of class ‘cv.glmnet’)
#> selected 0 from 20 predictors
summary(object)
#> --- object of class “cv.corila” ---
#> generalised linear model with gaussian family
#> 20 features (9 primary and 11 auxiliary features)
#> initial coefficients: ridge regression
#> final coefficients: adaptive lasso regression
#> optimised regularisation parameter: lambda.min = 1.137
#> selected weights: local = 1, global = 0
#> selected exponents: local = 0, global = Inf
#> 1 non-zero coefficients (including intercept)