这个包下面的很多例子都无法运行,比如:
library("highfrequency")
# Realized Variance/Covariance for CTS aligned
# at 5 minutes.
data(sample_tdata);
# Univariate:
rv = rCov( rdata = sample_tdata$PRICE, align.by ="minutes",
align.period =5, makeReturns=TRUE);
rv
这段代码在Rdoucument.org上运行没问题,返回:[1] 0.0004543674
但如果在这段代码在我本机上运行就会报错:subscript out of bounds,Error in x[(2:l), ] : 下标出界
请教这是啥问题?
PS:数据没有问题, data(sample_tdata); 里面有数据:
SYMBOL EX PRICE SIZE COND CORR G127
2008-01-04 09:30:27 "XXX" "N" "193.71" "9100" "E" "0" "0"
2008-01-04 09:30:28 "XXX" "N" "193.59" "200" "E" "0" "0"
2008-01-04 09:30:29 "XXX" "N" "193.445" "200" "E" "0" "0"
2008-01-04 09:30:30 "XXX" "N" "193.38" "250" "E" "0" "0"
2008-01-04 09:30:31 "XXX" "N" "193.34" "300" "E" "0" "0"
2008-01-04 09:30:33 "XXX" "N" "193.52" "400" "E" "0" "0"


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