Created
September 30, 2013 13:05
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Random forest on R example
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| #install.packages("randomForest") | |
| library(randomForest) | |
| train = read.csv(file="D:\\work\\R\\train.csv",head=TRUE,sep=",") | |
| test = read.csv(file="D:\\work\\R\\test.csv",head=TRUE,sep=",") | |
| rf = randomForest(ACTION ~ RESOURCE+MGR_ID+ROLE_DEPTNAME+ROLE_FAMILY_DESC+ROLE_ROLLUP_2+ROLE_ROLLUP_1+ROLE_TITLE+ROLE_CODE, data=train, importance=TRUE, ntree=250, mtry=3) | |
| prediction = predict(rf, test) | |
| write.csv(prediction, "D:\\work\\R\\out.csv", row.names=FALSE) |
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