1
我写了Vectorize
d “主”功能下面list
的三个对象:BF10
,p.value
和d
。从R中的完全矢量化函数子集?
我不知道节约“主”函数调用像b
对象(见下文)时,那么,为什么我不能子集BF10
,从b
p.value
或d
?
也就是说,运行主要功能后,当我当我运行:
b = BF.d.pvalue(t = c(2.46, 3.21), n1 = c(20, 30), n2 = c(20, NA))
b$BF10 ; b$p.value ; b$d ## None of these return anything !!!
这里是 “主要” 功能:
BF.d.pvalue = Vectorize(function(t, n1, n2 = NA, scale = sqrt(2)/2){
options(warn = -1)
N = ifelse(is.na(n2), n1, (n1*n2)/(n1+n2))
df = ifelse(is.na(n2), n1 - 1, (n1 + n2) - 2)
d = t/sqrt(N)
H1 = integrate(function(delta)dcauchy(delta, 0, scale)*dt(t, df, delta*sqrt(N)), -Inf, Inf)[[1]]
H0 = dt(t, df)
BF10 = H1/H0
p.value = 2*(1-pt(abs(t), df))
cbind(BF10 = BF10, p.value = p.value, d = d)
}, vectorize.args = c("t", "n1", "n2", "scale"))