80万モール運営ビッグデータ分析

80万モール運営ビッグデータ分析

  • ユーザー行動分析:毎日の訪問、時間の訪問、さまざまな行動の種類別の訪問
  • 顧客分析
  • ユーザー維持分析
  • 買い戻し分析
  • コンバージョンファンネル分析
  • 商品競争力分析:性別、都市、ユーザーの閲覧、購入、収集、商品カテゴリ分析

1つ:データのインポート

# 导入常用的库:
import pandas as pd 
import numpy as np import matplotlib.pyplot as plt import datetime plt.rcParams['font.sans-serif'] = ['SimHei'] plt.rcParams['axes.unicode_minus'] = False # columns = ['user_id','goods_id','cat','behavior','time'] df = pd.read_table("E:/behavior.txt") df.info() 

結果を印刷する

<class 'pandas.core.frame.DataFrame'>
RangeIndex: 757565 entries, 0 to 757564 Data columns (total 10 columns): user_id 757565 non-null int64 goods_id 757565 non-null int64 cat 757565 non-null int64 behavior 757565 non-null object time 757565 non-null int64 sex 757565 non-null int64 addr 757565 non-null object device 757565 non-null object price 757565 non-null float64 amount 757565 non-null int64 dtypes: float64(1), int64(6), object(3) memory usage: 57.8+ MB 
観測データ
df.head()

結果を印刷する

	    user_id	goods_id	cat	behavior	time	sex	addr	device	price	amount
0	1	5002615	2520377	pv	1574911385 0 成都 Redmi Note8Pro 0.0 0 1 1 2734026 4145813 pv 1574914184 0 成都 Redmi Note8Pro 0.0 0 2 1 5002615 2520377 pv 1574916273 0 成都 Redmi Note8Pro 0.0 0 3 1 3239041 2355072 pv 1574927664 0 成都 Redmi Note8Pro 0.0 0 4 1 4615417 4145813 pv 1574942864 0 成都 Redmi Note8Pro 0.0 0 

2:データのクリーニング

# 数据清廷
df.drop_duplicates(inplace=True)

# 时间戳处理
df['time1'] = df['time'].apply(lambda x:datetime.datetime.fromtimestamp(x)) df['month'] = df['time'].apply(lambda x:int(datetime.datetime.fromtimestamp(x).strftime("%Y%m"))) df['date'] = df['time'].apply(lambda x:datetime.datetime.fromtimestamp(x).strftime("%Y%m%d")) df['hour'] = df['time1'].apply(lambda x:x.hour) # 销售金额计算 df['money'] = df['price'] * df['amount'] # 缺失值处理 df.isnull().sum() df.describe() 

結果を印刷する

	    user_id	goods_id	cat	time	sex	price	amount	month	hour	money
count	757565.000000	7.575650e+05	7.575650e+05	7.575650e+05 757565.000000 757565.000000 757565.000000 757565.000000 757565.000000 757565.000000 mean 5583.487645 2.582329e+06 2.716578e+06 1.575162e+09 0.432664 0.955333 0.047983 201911.560921 14.953452 2.383729 std 3184.742636 1.487073e+06 1.465113e+06 1.494278e+05 0.495445 7.915329 0.376215 0.496275 6.063847 21.677706 min 1.000000 2.900000e+01 2.171000e+03 1.574870e+09 0.000000 0.000000 0.000000 201911.000000 0.000000 0.000000 25% 2824.000000 1.304276e+06 1.354236e+06 1.575031e+09 0.000000 0.000000 0.000000 201911.000000 11.000000 0.000000 50% 5671.000000 2.582878e+06 2.735466e+06 1.575181e+09 0.000000 0.000000 0.000000 201912.000000 16.000000 0.000000 75% 8310.000000 3.861863e+06 4.145813e+06 1.575291e+09 1.000000 0.000000 0.000000 201912.000000 20.000000 0.000000 max 11079.000000 5.163006e+06 5.161669e+06 1.575389e+09 1.000000 99.900000 4.000000 201912.000000 23.000000 399.600000 

3:データの可視化

1日のPV UVトレンド分析

# 数据可视化
# 1 每天PV UV 走势分析 all_puv = pd.pivot_table(df, index=['date'],values='user_id',aggfunc='count') uv = df[['user_id','date']].drop_duplicates()['date'].value_counts() all_puv = all_puv.join(uv) all_puv.columns = ['pv','uv'] all_puv['avg_pv'] = all_puv['pv']/all_puv['uv'] all_puv 

結果を印刷する

	    pv	uv	avg_pv
date			
20191128	106877	7610	14.044284
20191129 111426 7811 14.265267 20191130 114328 7874 14.519685 20191201 121457 8097 15.000247 20191202 153545 10552 14.551270 20191203 149932 10530 14.238557 
x=all_puv.index
fig,axes = plt.subplots(1,3,figsize=(18,3))
axes[0].plot(x,all_puv['pv'], color='r', marker='o') axes[1].plot(x,all_puv['uv'], color='g', marker='s') axes[2].plot(x,all_puv['avg_pv'], color='b', marker='d') axes[0].set_title('pv') axes[1].set_title('uv') axes[2].set_title('avg_pv') plt.show() 

結果を印刷する 1

2ユーザー行動のPV分析

# 2 用户行为 pv 分析

pv = pd.pivot_table(df, index=['date'], columns=['behavior'], values='user_id', aggfunc='count') pv['all'] = pv.sum(axis=1) plt.figure(figsize=(12,5)) plt.plot(pv.index, pv['all']) plt.plot(pv.index, pv['pv'],color='r') plt.plot(pv.index, pv['cart'],color='y') plt.plot(pv.index, pv['buy'], color='c') plt.plot(pv.index, pv['fav'], color='b') plt.xlabel("日期", fontsize=20) plt.ylabel('pv', fontsize=20) plt.title("用户行为pv 分析", fontsize=24) plt.legend(["all","pv","cart","buy","fav"], loc = 'upper left', fontsize=20) plt.show() 

結果を印刷する

2

3訪問ピーク分析

# 3 访问高峰分析
hour_pv = df['hour'].value_counts().reset_index().rename(columns={'index':'hour', 'hour':'pv'}) plt.figure(figsize=(12,4)) plt.bar(hour_pv['hour'], hour_pv['pv'],color='r') plt.xlabel("小时", fontsize=20) plt.ylabel("访问量pv", fontsize=20) plt.title("每小时用户访问量数据分析", fontsize = 24) plt.show() 

3

4新規ユーザー分析

# 4 新用户分析
new_user= df[['user_id','date']].groupby('user_id').min()['date'].value_counts().reset_index() new_user.columns = ['date', 'new_user'] plt.figure(figsize=(10,6)) x,y = new_user['date'], new_user['new_user'] plt.bar(x,y,width=0.6,color='r') for a, b in zip(x,y): plt.text(a,b + 0.05, '%.0f' % b, ha='center', va='bottom', fontsize=20) plt.xlabel("日期", fontsize=16) plt.ylabel("新用户数", fontsize=16) plt.title("每日新增用户数", fontsize=20) plt.show() 

4

5ユーザー維持分析

# 5 用户留存分析
# 建立 n 日留存率计算模型,数据传入用户id 和登录日期 # n 为n 日留存, 不传入start_date 和 n 时,则计算所有留存 def cal_retention(df, start_date='20190101',n=0): if n>0: new_user = df[['user_id','date']].groupby('user_id').min().reset_index() date2 = datetime.datetime.strptime(start_date, '%Y%m%d')+datetime.timedelta(n) end_date = datetime.datetime.strftime(date2,'%Y%m%d') start_user = set(new_user[new_user.date==start_date].user_id) end_user = set(df[df.date==end_date].user_id) user = start_user&end_user return [start_date, end_date, len(start_user),len(user),round(len(user)/len(start_user),4)] else: new_user = df[['user_id',"date"]].groupby('user_id').min().reset_index() date_source = new_user.date.unique() date_source.sort() result1 = [] flag =0 for start_date in date_source: start_user = set(new_user[new_user.date == start_date].user_id) for end_date in date_source[flag:]: end_user = set(df[df.date==end_date].user_id) user = start_user&end_user result1.append([start_date,end_date,len(start_user),len(user),round(len(user)/len(start_user),4)]) flag = flag+1 return pd.DataFrame(result1, columns=['开始日期','留存日期','新用户数','留存人数','留存率']) # 调用cal_retention 函数计算留存 # cal_retention(df[['user_id','date']],'20191128',3) retention = cal_retention(df[['user_id','date']]) # 留存人数展示 pd.pivot_table(retention, index=['开始日期'],columns=['留存日期'],values='留存人数',aggfunc='sum',fill_value=0) # 留存率展示 pd.pivot_table(retention, index=['开始日期'],columns=['留存日期'],values='留存率',aggfunc='sum',fill_value=0) 

5

6

6買い戻し率の計算

# 6 复购率计算

data_buy = df[df.behavior=='buy'][['user_id','date']].drop_duplicates()['user_id'].value_counts().reset_index() data_buy.columns = ['user_id','num'] re_buy_rate = round(len(data_buy[data_buy.num>=2])/len(data_buy),4) print("复购率为:",round(re_buy_rate*100,2),"%") # 购买总人数 buy_user = len(data_buy) # 网联次数的人数分布 buy_freq = data_buy.num.value_counts().reset_index() buy_freq.columns = [['购买次数','人数']] buy_freq['人数占比'] = round(buy_freq['人数']/buy_user,4) buy_freq 

結果を印刷する

    复购率为: 42.06 %
    购买次数	人数	人数占比 0 1 3540 0.5794 1 2 1714 0.2805 2 3 575 0.0941 3 4 210 0.0344 4 5 57 0.0093 5 6 14 0.0023 

7商品TOP分析

7.1トップ

# 7.1 商品销售TOP

buy_top = df[df.behavior=='buy']['goods_id'].value_counts().head(10) from pyecharts.charts import Bar from pyecharts import options as opts bar = Bar() bar.add_xaxis(buy_top.index.tolist()) bar.add_yaxis("商品销售TOP",buy_top.values.tolist(),color='red') bar.set_global_opts(title_opts=opts.TitleOpts(title="商品销售TOP")) bar.render_notebook() 

7

7.2製品一覧TOP

# 7.2商品浏览TOP
pv_top = df[df.behavior=='pv']['goods_id'].value_counts().head(10) from pyecharts.charts import Bar from pyecharts import options as opts bar = Bar() bar.add_xaxis(pv_top.index.tolist()) bar.add_yaxis("商品浏览TOP",pv_top.values.tolist(),color='red') bar.set_global_opts(title_opts=opts.TitleOpts(title="商品浏览TOP")) bar.render_notebook() 

72

7.3商品コレクションTOP

# 7.3商品收藏 TOP
fav_top = df[df.behavior=='fav']['goods_id'].value_counts().head(10) from pyecharts.charts import Bar from pyecharts import options as opts bar = Bar() bar.add_xaxis(fav_top.index.tolist()) bar.add_yaxis("商品收藏TOP",fav_top.values.tolist(),color='red') bar.set_global_opts(title_opts=opts.TitleOpts(title="商品收藏TOP")) bar.render_notebook() 

73

8都市の購入競争力のTOP

# 8 城市购买竞争力TOP
city_top = df[df.behavior=='buy'][['addr','money']].groupby('addr').sum().sort_values('money',ascending=False) bar = Bar() bar.add_xaxis(city_top.index.tolist()) bar.add_yaxis("城市购买竞争力TOP",[round(a,2) for a in city_top.money], color='red') bar.set_global_opts(title_opts=opts.TitleOpts(title="城市购买竞争力TOP")) bar.render_notebook() 

8

9性別による購買力の分析

# 9 不同性别购买力情况  0-女,1-男

sex_top = df[df.behavior=='buy'][['sex','money']].groupby('sex').sum() from pyecharts.charts import Pie pie = Pie() pie.add("",[list(z) for z in zip(['女','男'], [round(a,2) for a in city_top.money])]) pie.set_global_opts(title_opts=opts.TitleOpts(title="不同性别购买力分析")) pie.set_series_opts(label_opts=opts.LabelOpts(formatter="{b}:{c} ({d}%)")) pie.render_notebook() 

9

10.商品カテゴリの競争力分析

# 10商品类目竞争力分析 

cat_top = df[df.behavior=='buy']['cat'].value_counts().head(10) bar = Bar() bar.add_xaxis(cat_top.index.tolist()) bar.add_yaxis("商品类目竞争力分析",cat_top.values.tolist()) bar.render_notebook() 

10

11全体的なコンバージョンファンネル分析


# 11 总体转化漏斗分析
from pyecharts.charts import Funnel
from pyecharts import options as opts attrs = [a+": "+str(round(b,2))+"%" for a,b in zip(df.behavior['环节'],df.behavior['总体转化率']*100)] attr_value = [round(a,2) for a in df.behavior['总体转化率'] * 100] funnel = Funnel() funnel.add("商品",[list(z) for z in zip(attrs, attr_value)], label_opts = opts.LabelOpts(position="inside")) funnel.set_global_opts(title_opts=opts.TitleOpts(title="总体转化漏斗数据分析")) funnel.render_notebook() 

11

12 RFMユーザーレイヤーモデル

# RFM 模型打分规则

def recency(x):
    if x<=2:
        return 5 elif x==3: return 4 elif x==4: return 3 elif x==5: return 2 elif x>=6: return 1 def frequency(x): if x>=8: return 5 elif (x>=6)&(x<8): return 4 elif (x>=4)&(x<6): return 3 elif (x>=2)&(x<4): return 2 elif (x>=0)&(x<2): return 1 def monetary(x): if x>=300: return 5 elif (x>=200)&(x<300): return 4 elif (x>100)&(x<200): return 3 elif (x>50)&(x<100): return 2 elif (x>=0)&(x<50): return 1 # RFM 用户分层 RFM_date = df[df.behavior == 'buy'][['user_id','date']].groupby("user_id").max() RFM_F = df[df.behavior == 'buy'][['user_id','behavior']].groupby('user_id').count() RFM_M = df[df.behavior == 'buy'][['user_id','money']].groupby('user_id').mean() RFM = RFM_date.join(RFM_F).join(RFM_M) # 用户价值分层 end_date = datetime.datetime.strptime('20191205',"%Y%m%d") # 时间间隔天数计算 RFM['days'] = RFM['date'].apply(lambda x:(end_date-datetime.datetime.strptime(x,"%Y%m%d")).days) RFM = RFM[['days','behavior','money']] RFM.columns = ['间隔天数','消费频次','消费金额'] RFM.head() 

結果を印刷します。

    间隔天数	消费频次	消费金额
user_id			
2	3 7 186.742857 4 5 4 142.600000 16 4 2 84.650000 17 4 1 62.700000 20 4 1 37.900000 

RFMデータモデリング:

# RFM 数据处理

RFM['R_S'] = RFM['间隔天数'].apply(recency) RFM['F_S'] = RFM['消费频次'].apply(frequency) RFM['M_S'] = RFM['消费金额'].apply(monetary) RFM['RFM'] = RFM.apply(lambda x:int(x.R_S * 100 + x.F_S * 10 + x.M_S),axis=1) RFM.head() 

結果を印刷する

	间隔天数	消费频次	消费金额	R_S	F_S	M_S RFM 
user_id						
2	3 7 186.742857 4 4 3.0 443 4 5 4 142.600000 2 3 3.0 233 16 4 2 84.650000 3 2 2.0 322 17 4 1 62.700000 3 1 2.0 312 20 4 1 37.900000 3 1 1.0 311 

ようこそ注意:ムム

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