search for: quotes_m11

Displaying 1 result from an estimated 1 matches for "quotes_m11".

2012 Jan 24
1
problems with rollapply {zoo}
...place harms nothing: library(tseries) library(xts) library(quantmod) library(fGarch) library(fTrading) library(ggplot2) # Set the working directory, where the data file is located, and read the raw data setwd('C:/cygwin/home/Ted/New.Task/NKS-quotes/NKS-quotes') x = read.table("quotes_M11.dat", header = FALSE, sep="\t", skip=0) str(x) # Set up the date column dt<-sprintf("%s %04d",x$V2,x$V4) dt<-as.POSIXlt(dt,format="%Y-%m-%d %H%M") # Prepare a frame that gets converted to an xts object y <- data.frame(dt,x$V5) colnames(y) <- c(...