Notes #First we need to read in the data dataSim <- read.table("output.txt.Simulation",sep=" ",header=TRUE) dataRF <- read.table("output.txt.RFTriggers",sep=" ",header=TRUE) dataPulser <- read.table("output.txt.CalPulsers",sep=" ",header=TRUE) #Now we combine them into one data object data <- rbind(dataRF,dataSim) #Now we actually have to specify that we #want to use the first 10 columns data <- data[,1:10] #make a principal component analysis object pca <- prcomp(data,center=TRUE,scale=TRUE,retx=TRUE) #Load a plotting library library(ggfortify) #then can plot autplot(prcomp(data)) #or, we can plot like this #to get some color data points labels<-c(rep(0,nrow(dataSim)),rep(1,nrow(dataRF))) plot(pca$x[,1],pca$x[,2],col=labels+1) #we can also do an LDA analysis #we need to import the MASS library library(MASS) #and now we make the lda object lda(data,grouping=labels) #didn't write down any plotting unfortunately.