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danielkim

danielkim

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visit_lst_dt
order2 <- order[ -which(order$visit_lst_dt == '0001-01-01 BC'), ] 이상치 제거
visit_lst_dt2
## 0001-01-01 280개 존재 ## value가 이상하게 분포함
neural network plot
ROC2
Logistic Regression(로지스틱 회귀분석) 종속변수 mmbr_yn 회원/휴면 값
age_na값처리
ROC(Receiver Operating Curve)
Logistic Regression(로지스틱 회귀분석) 종속변수 변경 휴면 : 0 회원 : 1
point_rate
kakao_rate
phone_rate
paynow_rate
account_rate
card_rate
tel_rate
pc_rate
mob_rate
use_cpn_cnt
prod_cnt_per_order
order_cnt
avg_order_prd
grade2
mail_yn
sms_yn
join_dt3
as.character(order$join_dt)
join_dt2
age2
sex2
visit_cnt histogram
qplot(visit_cnt, data=order, geom="histogram", bins = 10, na.rm = T)
GRADE
AGE
VISIT_LST_DT
VISIT_CNT
JOIN_DT
RFND_YN
VISIT_TYPE
PAY_TYPE
g <- ggplot(pro.3, aes(PAY_TYPE)) plot1 <- g + geom_bar(aes(fill = MMBR_YN)) plot2 <- g + geom_bar(aes(fill = MMBR_YN), position = "fill") grid.arrange(plot1, plot2, nrow=2, ncol=1)
SEX