仅当 R 中的条件为真时才打印 [英] Print Only When Condition is True in R
本文介绍了仅当 R 中的条件为真时才打印的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
这个解决方案 将种子自动化为向量而不是 R 中的整数
library(forecast)
SEED_vector <- c(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)
arima_order_results = data.frame()
for (my_seed in SEED_vector){
set.seed(my_seed)
ar1 <- arima.sim(n = 10, model=list(ar=0.2, order = c(1, 0, 0)), sd = 1)
ar2 <- auto.arima(ar1, ic ="aicc")
arima_order = arimaorder(ar2)
arima_order = t(as.data.frame(arima_order))
# Print the arima order.
print(arima_order)
# This line of code is just if you want to store the results in a dataframe
arima_order_results = rbind(arima_order_results,arima_order)
}
我只希望打印 (1, 0, 0) 的 arimaorder
而不是全部
I will only want arimaorder
of (1, 0, 0) to be printed instead of all
我尝试了这个并被错误卡住了:
I tried this and jammed with error:
SEED_vector <- 1:100
arima_order_results <- data.frame()
while(TRUE){for (my_seed in SEED_vector) {set.seed(my_seed)
ar1 <- arima.sim(n = 10, model=list(ar=0.2, order = c(1, 0, 0)), sd = 1)
ar2 <- auto.arima(ar1, ic ="aicc")
if(all(arimaorder(ar2)==c(1,0,0))) print(arima_order_results)
arima_order = arimaorder(ar2)
arima_order = t(as.data.frame(arima_order))
# Print the arima order.
print(arima_order)
# This line of code is just if yo uwant to store the results in a dataframe
arima_order_results = rbind(arima_order_results,arima_order)
}}
我想要这样的东西:
#arima_order14 1 0 0
#arima_order39 1 0 0
#arima_order47 1 0 0
推荐答案
也许,这有帮助
SEED_vector <- 1:200
arima_order_results <- data.frame()
flag <- TRUE
i <- 1
seed_out <- c()
while(flag){
set.seed(SEED_vector[i])
ar1 <- arima.sim(n = 10, model=list(ar=0.2, order = c(1, 0, 0)), sd = 1)
ar2 <- auto.arima(ar1, ic ="aicc")
if(all(arimaorder(ar2)==c(1,0,0))) {
#print(arima_order_results)
print(paste0('arimaorder', SEED_vector[i], ' ' ,
paste(arimaorder(ar2), collapse=" ")))
seed_out <- c(seed_out, SEED_vector[i])
}
arima_order = arimaorder(ar2)
arima_order = t(as.data.frame(arima_order))
arima_order_results = rbind(arima_order_results,arima_order)
i <- i+1
if(i == length(SEED_vector)) {
flag <- FALSE
}
}
-输出
#[1] "arimaorder14 1 0 0"
#[1] "arimaorder152 1 0 0"
#[1] "arimaorder165 1 0 0"
现在,我们检查向量
seed_out
#[1] 14 152 165
并且可以用write.table
或cat
cat(seed_out, file = 'seed_file.txt')
这篇关于仅当 R 中的条件为真时才打印的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
查看全文