boot.rq.pxy {quantreg}

Preprocessing bootstrap method

Description

Bootstrap method exploiting preprocessing strategy to reduce computation time for large problem.

Usage

boot.rq.pxy(x, y, s, tau = 0.5, coef, method = "fn", Mm.factor = 3)

Arguments

x

Design matrix

y

response vector

s

matrix of multinomial draws for xy bootstrap

tau

quantile of interest

coef

point estimate of fitted object

method

fitting method for bootstrap

Mm.factor

constant to determine initial sample size

Details

See references for further details.

Value

Returns matrix of bootstrap estimates.

Author(s)

Blaise Melly and Roger Koenker

References

Chernozhukov, V. I. Fernandez-Val and B. Melly, Fast Algorithms for the Quantile Regression Process, 2019, arXiv, 1909.05782,

Portnoy, S. and R. Koenker, The Gaussian Hare and the Laplacian Tortoise, Statistical Science, (1997) 279-300

See Also

rq.fit.ppro