gettingcleaningdataproject:获取和清理数据项目的回购

Gettingcleaningdataproject 用于项目的脚本： 一，读取相关数据 featdata = read.table（“ features_info.txt”） subjtrain = read.table（“ ./ train / subject_train.txt”） colnames（subjtrain）=“ Sub.ID” subjtest = read.table（“ ./ test / subject_test.txt”） colnames（subjtest）=“ Sub.ID” xtrain = read.table（“ ./ train / X_train.txt”） ytrain = read.table（“ ./ train / y_train.txt”） xtest = read.table（“ ./ test / X_test.tx