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2017年3月17日 #

[Machine Learning] some concept about the CV

摘要： Cross-validation VS SSE CV is not designed to improve the fit on the training data, but it won't necessarily make it worse either. Cross-validation ca 阅读全文

posted @ 2017-03-17 21:52 xiaojin693 阅读(132) 评论(0) 推荐(0)

[Machine Learning][The Analytics Edge][Predicting Earnings from Census Data]

摘要： census = read.csv("census.csv")library(caTools)set.seed(2000)spl = sample.split(census$over50k,SplitRatio = 0.6)train = subset(census,spl == TRUE)test 阅读全文

posted @ 2017-03-17 20:40 xiaojin693 阅读(418) 评论(0) 推荐(0)