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> R<-read.table("D:\\Paper\\rv.txt") > library(parallel) > library(rugarch) > library(zoo) > library(xts) > RR<-R[,1:2] > RC<-xts(RR,as.Date-1:562) Error in as.Date - 1:562 : 二进列运算符中有非数值参数 > library(rugarch) > require(xts) > spec = ugarchspec(mean.model = list(armaOrder = c(0,0),include.mean = FALSE), variance.model =list(model ='realGARCH', garchOrder = c(1,1)),distribution.model="norm") > setbounds(spec)<-list(alpha2=c(-1,1)) > fit =ugarchfit(spec, RC[,2], solver = 'hybrid', realizedVol=RC[,1]) Error in is.data.frame(data) : 找不到对象'RC' 此外: Warning messages: 1: In is.data.frame(data) : 重新评估被中断的许诺 2: In is.data.frame(data) : 重新评估被中断的许诺 3: In is.data.frame(data) : 重新评估被中断的许诺 > show(fit) Error in show(fit) : 找不到对象'fit' > Error in is.data.frame(data) : 找不到对象'RC' 错误: 意外的'in' in "Error in" > xError in is.data.frame(data) : 找不到对象'RC'
错误好多 有人能帮助解答吗
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