这是R网站面板分位数回归Examples,哪位大神可以帮忙解释下。如果导入自己的面板数据,应该怎么操作?希望有大神回复,谢谢!
set.seed(10)m <- 3 n <- 10
s <- as.factor(rep(1:n,rep(m,n)))
x <- exp(rnorm(n*m))
u <- x*rnorm(m*n) + (1-x)*rf(m*n,3,3)
a <- rep(rnorm(n),rep(m,n))
y <- a + u
fit <- rqpd(y ~ x | s, panel(lambda = 5))
sfit <- summary(fit)
# A CRE modeldata(bwd)
cre.form <- dbirwt ~ smoke + dmage + agesq + novisit + pretri2 + pretri3 | momid3 | smoke + dmage + agesq
# CRE-M type
fit:crem.fit <- rqpd(cre.form, panel(method="cre"), data=bwd)
# AD type fit:ad.fit <- rqpd(cre.form, panel(method="cre", cre="ad"), data=bwd, subset=bwd$idx %in% 1:2)