Basket Analysis
JHONG TING HUANG
2017年3月13日
Read the Data
library(arules)## Loading required package: Matrix##
## Attaching package: 'arules'## The following objects are masked from 'package:base':
##
## abbreviate, writelibrary(readr)
df_groceries <- read_csv("C:/Users/dannyhuang/Desktop/Groceries_dataset.csv")## Parsed with column specification:
## cols(
## Member_number = col_integer(),
## Date = col_character(),
## itemDescription = col_character()
## )View(df_groceries)df_sorted <- df_groceries[order(df_groceries$Member_number),]
df_sorted$Member_number <- as.numeric(df_sorted$Member_number)
df_sorted$itemDescription <- as.factor(df_sorted$itemDescription)df_itemList <- ddply(df_groceries,c("Member_number","Date"),
function(df1)paste(df1$itemDescription,
collapse = ","))
colnames(df_itemList) <- c( "Member_number" ,"Date" ,"ITEM_DESCRIPTION")df_itemList$Member_number <- NULL
df_itemList$Date <- NULL
df_itemList$ITEM_DESCRIPTION<- as.factor(df_itemList$ITEM_DESCRIPTION)
write.csv(df_itemList,"ItemList.csv",quote = FALSE, row.names = TRUE)txn = read.transactions(file="ItemList.csv", rm.duplicates= TRUE, format="basket",sep=",",cols=1)## distribution of transactions with duplicates:
## items
## 1 2 3 4
## 662 39 5 1itemFrequencyPlot(txn, topN = 30)
basket_rules <- apriori(txn,parameter = list(sup = 0.001, conf = 0.1))## Apriori
##
## Parameter specification:
## confidence minval smax arem aval originalSupport support minlen maxlen
## 0.1 0.1 1 none FALSE TRUE 0.001 1 10
## target ext
## rules FALSE
##
## Algorithmic control:
## filter tree heap memopt load sort verbose
## 0.1 TRUE TRUE FALSE TRUE 2 TRUE
##
## Absolute minimum support count: 14
##
## set item appearances ...[0 item(s)] done [0.00s].
## set transactions ...[168 item(s), 14964 transaction(s)] done [0.01s].
## sorting and recoding items ... [149 item(s)] done [0.00s].
## creating transaction tree ... done [0.01s].
## checking subsets of size 1 2 3 4 done [0.00s].
## writing ... [134 rule(s)] done [0.00s].
## creating S4 object ... done [0.00s].inspect(basket_rules)## lhs rhs support
## 1 {} => {rolls/buns} 0.109997327
## 2 {} => {other vegetables} 0.122093023
## 3 {} => {whole milk} 0.157912323
## 4 {frozen fish} => {whole milk} 0.001069233
## 5 {seasonal products} => {rolls/buns} 0.001002406
## 6 {pot plants} => {other vegetables} 0.001002406
## 7 {pot plants} => {whole milk} 0.001002406
## 8 {pasta} => {whole milk} 0.001069233
## 9 {pickled vegetables} => {whole milk} 0.001002406
## 10 {packaged fruit/vegetables} => {rolls/buns} 0.001202887
## 11 {detergent} => {yogurt} 0.001069233
## 12 {detergent} => {rolls/buns} 0.001002406
## 13 {detergent} => {whole milk} 0.001403368
## 14 {semi-finished bread} => {other vegetables} 0.001002406
## 15 {semi-finished bread} => {whole milk} 0.001670676
## 16 {red/blush wine} => {rolls/buns} 0.001336541
## 17 {red/blush wine} => {other vegetables} 0.001136060
## 18 {flour} => {tropical fruit} 0.001069233
## 19 {flour} => {whole milk} 0.001336541
## 20 {herbs} => {yogurt} 0.001136060
## 21 {herbs} => {whole milk} 0.001136060
## 22 {processed cheese} => {root vegetables} 0.001069233
## 23 {processed cheese} => {rolls/buns} 0.001470195
## 24 {processed cheese} => {whole milk} 0.001470195
## 25 {soft cheese} => {yogurt} 0.001269714
## 26 {soft cheese} => {rolls/buns} 0.001002406
## 27 {soft cheese} => {other vegetables} 0.001202887
## 28 {soft cheese} => {whole milk} 0.001202887
## 29 {white wine} => {whole milk} 0.001269714
## 30 {cat food} => {whole milk} 0.001670676
## 31 {chewing gum} => {yogurt} 0.001403368
## 32 {chewing gum} => {whole milk} 0.001670676
## 33 {specialty bar} => {other vegetables} 0.001670676
## 34 {specialty bar} => {whole milk} 0.001670676
## 35 {hygiene articles} => {other vegetables} 0.001403368
## 36 {hygiene articles} => {whole milk} 0.001737503
## 37 {candy} => {rolls/buns} 0.001470195
## 38 {candy} => {whole milk} 0.002138466
## 39 {sliced cheese} => {other vegetables} 0.001403368
## 40 {sliced cheese} => {whole milk} 0.001470195
## 41 {ice cream} => {rolls/buns} 0.001737503
## 42 {ice cream} => {whole milk} 0.001937984
## 43 {grapes} => {other vegetables} 0.001603849
## 44 {grapes} => {whole milk} 0.001937984
## 45 {oil} => {soda} 0.001804330
## 46 {oil} => {other vegetables} 0.001804330
## 47 {oil} => {whole milk} 0.001937984
## 48 {hard cheese} => {rolls/buns} 0.001670676
## 49 {hard cheese} => {other vegetables} 0.001670676
## 50 {hard cheese} => {whole milk} 0.001871157
## 51 {specialty chocolate} => {other vegetables} 0.001670676
## 52 {meat} => {other vegetables} 0.002138466
## 53 {meat} => {whole milk} 0.002205293
## 54 {beverages} => {soda} 0.001871157
## 55 {beverages} => {other vegetables} 0.001737503
## 56 {beverages} => {whole milk} 0.001937984
## 57 {ham} => {whole milk} 0.002739909
## 58 {frozen meals} => {other vegetables} 0.002138466
## 59 {frozen meals} => {whole milk} 0.001937984
## 60 {sugar} => {whole milk} 0.002472601
## 61 {long life bakery product} => {whole milk} 0.002405774
## 62 {waffles} => {whole milk} 0.002606255
## 63 {salty snack} => {rolls/buns} 0.001937984
## 64 {salty snack} => {other vegetables} 0.002205293
## 65 {salty snack} => {whole milk} 0.001937984
## 66 {onions} => {whole milk} 0.002940390
## 67 {UHT-milk} => {other vegetables} 0.002138466
## 68 {UHT-milk} => {whole milk} 0.002539428
## 69 {berries} => {other vegetables} 0.002673082
## 70 {berries} => {whole milk} 0.002272120
## 71 {hamburger meat} => {other vegetables} 0.002205293
## 72 {hamburger meat} => {whole milk} 0.003074044
## 73 {dessert} => {whole milk} 0.002405774
## 74 {napkins} => {whole milk} 0.002405774
## 75 {cream cheese} => {whole milk} 0.002873563
## 76 {chocolate} => {rolls/buns} 0.002806736
## 77 {chocolate} => {whole milk} 0.002940390
## 78 {white bread} => {other vegetables} 0.002606255
## 79 {white bread} => {whole milk} 0.003140871
## 80 {chicken} => {rolls/buns} 0.002873563
## 81 {chicken} => {whole milk} 0.003408180
## 82 {frozen vegetables} => {other vegetables} 0.003140871
## 83 {frozen vegetables} => {whole milk} 0.003809142
## 84 {coffee} => {whole milk} 0.003809142
## 85 {margarine} => {whole milk} 0.004076450
## 86 {beef} => {whole milk} 0.004677894
## 87 {fruit/vegetable juice} => {rolls/buns} 0.003742315
## 88 {fruit/vegetable juice} => {whole milk} 0.004410585
## 89 {curd} => {other vegetables} 0.003541834
## 90 {curd} => {whole milk} 0.004143277
## 91 {butter} => {whole milk} 0.004677894
## 92 {pork} => {other vegetables} 0.003942796
## 93 {pork} => {whole milk} 0.005012029
## 94 {domestic eggs} => {whole milk} 0.005279337
## 95 {brown bread} => {whole milk} 0.004477412
## 96 {newspapers} => {whole milk} 0.005613472
## 97 {frankfurter} => {other vegetables} 0.005145683
## 98 {frankfurter} => {whole milk} 0.005279337
## 99 {whipped/sour cream} => {whole milk} 0.004611067
## 100 {bottled beer} => {other vegetables} 0.004677894
## 101 {bottled beer} => {whole milk} 0.007150495
## 102 {canned beer} => {whole milk} 0.006014435
## 103 {shopping bags} => {other vegetables} 0.004945202
## 104 {shopping bags} => {whole milk} 0.006348570
## 105 {pip fruit} => {rolls/buns} 0.004945202
## 106 {pip fruit} => {other vegetables} 0.004945202
## 107 {pip fruit} => {whole milk} 0.006615878
## 108 {pastry} => {whole milk} 0.006482224
## 109 {citrus fruit} => {whole milk} 0.007150495
## 110 {bottled water} => {whole milk} 0.007150495
## 111 {sausage} => {whole milk} 0.008954825
## 112 {root vegetables} => {whole milk} 0.007551457
## 113 {tropical fruit} => {whole milk} 0.008219727
## 114 {yogurt} => {whole milk} 0.011160118
## 115 {soda} => {whole milk} 0.011627907
## 116 {rolls/buns} => {whole milk} 0.013966854
## 117 {other vegetables} => {whole milk} 0.014835605
## 118 {sausage,yogurt} => {whole milk} 0.001470195
## 119 {sausage,whole milk} => {yogurt} 0.001470195
## 120 {whole milk,yogurt} => {sausage} 0.001470195
## 121 {sausage,soda} => {whole milk} 0.001069233
## 122 {sausage,whole milk} => {soda} 0.001069233
## 123 {rolls/buns,sausage} => {whole milk} 0.001136060
## 124 {sausage,whole milk} => {rolls/buns} 0.001136060
## 125 {rolls/buns,yogurt} => {whole milk} 0.001336541
## 126 {whole milk,yogurt} => {rolls/buns} 0.001336541
## 127 {other vegetables,yogurt} => {whole milk} 0.001136060
## 128 {whole milk,yogurt} => {other vegetables} 0.001136060
## 129 {rolls/buns,soda} => {other vegetables} 0.001136060
## 130 {other vegetables,soda} => {rolls/buns} 0.001136060
## 131 {other vegetables,rolls/buns} => {soda} 0.001136060
## 132 {rolls/buns,soda} => {whole milk} 0.001002406
## 133 {other vegetables,soda} => {whole milk} 0.001136060
## 134 {other vegetables,rolls/buns} => {whole milk} 0.001202887
## confidence lift
## 1 0.1099973 1.0000000
## 2 0.1220930 1.0000000
## 3 0.1579123 1.0000000
## 4 0.1568627 0.9933534
## 5 0.1415094 1.2864807
## 6 0.1282051 1.0500611
## 7 0.1282051 0.8118754
## 8 0.1322314 0.8373723
## 9 0.1119403 0.7088763
## 10 0.1417323 1.2885066
## 11 0.1240310 1.4443580
## 12 0.1162791 1.0571081
## 13 0.1627907 1.0308929
## 14 0.1056338 0.8651911
## 15 0.1760563 1.1148993
## 16 0.1273885 1.1581057
## 17 0.1082803 0.8868668
## 18 0.1095890 1.6172489
## 19 0.1369863 0.8674833
## 20 0.1075949 1.2529577
## 21 0.1075949 0.6813587
## 22 0.1052632 1.5131200
## 23 0.1447368 1.3158214
## 24 0.1447368 0.9165646
## 25 0.1266667 1.4750506
## 26 0.1000000 0.9091130
## 27 0.1200000 0.9828571
## 28 0.1200000 0.7599154
## 29 0.1085714 0.6875425
## 30 0.1412429 0.8944390
## 31 0.1166667 1.3585992
## 32 0.1388889 0.8795317
## 33 0.1196172 0.9797220
## 34 0.1196172 0.7574914
## 35 0.1024390 0.8390244
## 36 0.1268293 0.8031626
## 37 0.1023256 0.9302552
## 38 0.1488372 0.9425307
## 39 0.1000000 0.8190476
## 40 0.1047619 0.6634182
## 41 0.1145374 1.0412748
## 42 0.1277533 0.8090142
## 43 0.1111111 0.9100529
## 44 0.1342593 0.8502139
## 45 0.1210762 1.2469269
## 46 0.1210762 0.9916720
## 47 0.1300448 0.8235256
## 48 0.1136364 1.0330830
## 49 0.1136364 0.9307359
## 50 0.1272727 0.8059708
## 51 0.1046025 0.8567444
## 52 0.1269841 1.0400605
## 53 0.1309524 0.8292727
## 54 0.1129032 1.1627556
## 55 0.1048387 0.8586790
## 56 0.1169355 0.7405089
## 57 0.1601562 1.0142100
## 58 0.1274900 1.0442041
## 59 0.1155378 0.7316582
## 60 0.1396226 0.8841783
## 61 0.1343284 0.8506515
## 62 0.1407942 0.8915974
## 63 0.1032028 0.9382305
## 64 0.1174377 0.9618709
## 65 0.1032028 0.6535452
## 66 0.1452145 0.9195895
## 67 0.1000000 0.8190476
## 68 0.1187500 0.7519996
## 69 0.1226994 1.0049664
## 70 0.1042945 0.6604581
## 71 0.1009174 0.8265618
## 72 0.1406728 0.8908284
## 73 0.1019830 0.6458204
## 74 0.1087613 0.6887450
## 75 0.1214689 0.7692175
## 76 0.1189802 1.0816642
## 77 0.1246459 0.7893361
## 78 0.1086351 0.8897732
## 79 0.1309192 0.8290627
## 80 0.1031175 0.9374547
## 81 0.1223022 0.7744941
## 82 0.1121718 0.9187408
## 83 0.1360382 0.8614792
## 84 0.1205074 0.7631285
## 85 0.1265560 0.8014322
## 86 0.1377953 0.8726062
## 87 0.1100196 1.0002029
## 88 0.1296660 0.8211266
## 89 0.1051587 0.8613001
## 90 0.1230159 0.7790138
## 91 0.1328273 0.8411460
## 92 0.1063063 0.8706993
## 93 0.1351351 0.8557605
## 94 0.1423423 0.9014011
## 95 0.1190053 0.7536165
## 96 0.1443299 0.9139875
## 97 0.1362832 1.1162242
## 98 0.1398230 0.8854471
## 99 0.1055046 0.6681213
## 100 0.1032448 0.8456244
## 101 0.1578171 0.9993970
## 102 0.1282051 0.8118754
## 103 0.1039326 0.8512574
## 104 0.1334270 0.8449433
## 105 0.1008174 0.9165444
## 106 0.1008174 0.8257428
## 107 0.1348774 0.8541283
## 108 0.1253230 0.7936239
## 109 0.1345912 0.8523160
## 110 0.1178414 0.7462458
## 111 0.1483942 0.9397255
## 112 0.1085495 0.6874034
## 113 0.1213018 0.7681590
## 114 0.1299611 0.8229952
## 115 0.1197522 0.7583464
## 116 0.1269745 0.8040822
## 117 0.1215107 0.7694819
## 118 0.2558140 1.6199746
## 119 0.1641791 1.9118880
## 120 0.1317365 2.1830624
## 121 0.1797753 1.1384500
## 122 0.1194030 1.2296946
## 123 0.2125000 1.3456835
## 124 0.1268657 1.1533523
## 125 0.1709402 1.0825005
## 126 0.1197605 1.0887581
## 127 0.1404959 0.8897081
## 128 0.1017964 0.8337610
## 129 0.1404959 1.1507281
## 130 0.1172414 1.0658566
## 131 0.1075949 1.1080872
## 132 0.1239669 0.7850365
## 133 0.1172414 0.7424460
## 134 0.1139241 0.7214386sort.backet_rules <- sort(basket_rules, by = "lift")
inspect(sort.backet_rules)## lhs rhs support
## 120 {whole milk,yogurt} => {sausage} 0.001470195
## 119 {sausage,whole milk} => {yogurt} 0.001470195
## 118 {sausage,yogurt} => {whole milk} 0.001470195
## 18 {flour} => {tropical fruit} 0.001069233
## 22 {processed cheese} => {root vegetables} 0.001069233
## 25 {soft cheese} => {yogurt} 0.001269714
## 11 {detergent} => {yogurt} 0.001069233
## 31 {chewing gum} => {yogurt} 0.001403368
## 123 {rolls/buns,sausage} => {whole milk} 0.001136060
## 23 {processed cheese} => {rolls/buns} 0.001470195
## 10 {packaged fruit/vegetables} => {rolls/buns} 0.001202887
## 5 {seasonal products} => {rolls/buns} 0.001002406
## 20 {herbs} => {yogurt} 0.001136060
## 45 {oil} => {soda} 0.001804330
## 122 {sausage,whole milk} => {soda} 0.001069233
## 54 {beverages} => {soda} 0.001871157
## 16 {red/blush wine} => {rolls/buns} 0.001336541
## 124 {sausage,whole milk} => {rolls/buns} 0.001136060
## 129 {rolls/buns,soda} => {other vegetables} 0.001136060
## 121 {sausage,soda} => {whole milk} 0.001069233
## 97 {frankfurter} => {other vegetables} 0.005145683
## 15 {semi-finished bread} => {whole milk} 0.001670676
## 131 {other vegetables,rolls/buns} => {soda} 0.001136060
## 126 {whole milk,yogurt} => {rolls/buns} 0.001336541
## 125 {rolls/buns,yogurt} => {whole milk} 0.001336541
## 76 {chocolate} => {rolls/buns} 0.002806736
## 130 {other vegetables,soda} => {rolls/buns} 0.001136060
## 12 {detergent} => {rolls/buns} 0.001002406
## 6 {pot plants} => {other vegetables} 0.001002406
## 58 {frozen meals} => {other vegetables} 0.002138466
## 41 {ice cream} => {rolls/buns} 0.001737503
## 52 {meat} => {other vegetables} 0.002138466
## 48 {hard cheese} => {rolls/buns} 0.001670676
## 13 {detergent} => {whole milk} 0.001403368
## 57 {ham} => {whole milk} 0.002739909
## 69 {berries} => {other vegetables} 0.002673082
## 87 {fruit/vegetable juice} => {rolls/buns} 0.003742315
## 1 {} => {rolls/buns} 0.109997327
## 2 {} => {other vegetables} 0.122093023
## 3 {} => {whole milk} 0.157912323
## 101 {bottled beer} => {whole milk} 0.007150495
## 4 {frozen fish} => {whole milk} 0.001069233
## 46 {oil} => {other vegetables} 0.001804330
## 27 {soft cheese} => {other vegetables} 0.001202887
## 33 {specialty bar} => {other vegetables} 0.001670676
## 64 {salty snack} => {other vegetables} 0.002205293
## 38 {candy} => {whole milk} 0.002138466
## 111 {sausage} => {whole milk} 0.008954825
## 63 {salty snack} => {rolls/buns} 0.001937984
## 80 {chicken} => {rolls/buns} 0.002873563
## 49 {hard cheese} => {other vegetables} 0.001670676
## 37 {candy} => {rolls/buns} 0.001470195
## 66 {onions} => {whole milk} 0.002940390
## 82 {frozen vegetables} => {other vegetables} 0.003140871
## 24 {processed cheese} => {whole milk} 0.001470195
## 105 {pip fruit} => {rolls/buns} 0.004945202
## 96 {newspapers} => {whole milk} 0.005613472
## 43 {grapes} => {other vegetables} 0.001603849
## 26 {soft cheese} => {rolls/buns} 0.001002406
## 94 {domestic eggs} => {whole milk} 0.005279337
## 30 {cat food} => {whole milk} 0.001670676
## 62 {waffles} => {whole milk} 0.002606255
## 72 {hamburger meat} => {whole milk} 0.003074044
## 78 {white bread} => {other vegetables} 0.002606255
## 127 {other vegetables,yogurt} => {whole milk} 0.001136060
## 17 {red/blush wine} => {other vegetables} 0.001136060
## 98 {frankfurter} => {whole milk} 0.005279337
## 60 {sugar} => {whole milk} 0.002472601
## 32 {chewing gum} => {whole milk} 0.001670676
## 86 {beef} => {whole milk} 0.004677894
## 92 {pork} => {other vegetables} 0.003942796
## 19 {flour} => {whole milk} 0.001336541
## 14 {semi-finished bread} => {other vegetables} 0.001002406
## 83 {frozen vegetables} => {whole milk} 0.003809142
## 89 {curd} => {other vegetables} 0.003541834
## 55 {beverages} => {other vegetables} 0.001737503
## 51 {specialty chocolate} => {other vegetables} 0.001670676
## 93 {pork} => {whole milk} 0.005012029
## 107 {pip fruit} => {whole milk} 0.006615878
## 109 {citrus fruit} => {whole milk} 0.007150495
## 103 {shopping bags} => {other vegetables} 0.004945202
## 61 {long life bakery product} => {whole milk} 0.002405774
## 44 {grapes} => {whole milk} 0.001937984
## 100 {bottled beer} => {other vegetables} 0.004677894
## 104 {shopping bags} => {whole milk} 0.006348570
## 91 {butter} => {whole milk} 0.004677894
## 35 {hygiene articles} => {other vegetables} 0.001403368
## 8 {pasta} => {whole milk} 0.001069233
## 128 {whole milk,yogurt} => {other vegetables} 0.001136060
## 53 {meat} => {whole milk} 0.002205293
## 79 {white bread} => {whole milk} 0.003140871
## 71 {hamburger meat} => {other vegetables} 0.002205293
## 106 {pip fruit} => {other vegetables} 0.004945202
## 47 {oil} => {whole milk} 0.001937984
## 114 {yogurt} => {whole milk} 0.011160118
## 88 {fruit/vegetable juice} => {whole milk} 0.004410585
## 39 {sliced cheese} => {other vegetables} 0.001403368
## 67 {UHT-milk} => {other vegetables} 0.002138466
## 7 {pot plants} => {whole milk} 0.001002406
## 102 {canned beer} => {whole milk} 0.006014435
## 42 {ice cream} => {whole milk} 0.001937984
## 50 {hard cheese} => {whole milk} 0.001871157
## 116 {rolls/buns} => {whole milk} 0.013966854
## 36 {hygiene articles} => {whole milk} 0.001737503
## 85 {margarine} => {whole milk} 0.004076450
## 108 {pastry} => {whole milk} 0.006482224
## 77 {chocolate} => {whole milk} 0.002940390
## 132 {rolls/buns,soda} => {whole milk} 0.001002406
## 90 {curd} => {whole milk} 0.004143277
## 81 {chicken} => {whole milk} 0.003408180
## 117 {other vegetables} => {whole milk} 0.014835605
## 75 {cream cheese} => {whole milk} 0.002873563
## 113 {tropical fruit} => {whole milk} 0.008219727
## 84 {coffee} => {whole milk} 0.003809142
## 28 {soft cheese} => {whole milk} 0.001202887
## 115 {soda} => {whole milk} 0.011627907
## 34 {specialty bar} => {whole milk} 0.001670676
## 95 {brown bread} => {whole milk} 0.004477412
## 68 {UHT-milk} => {whole milk} 0.002539428
## 110 {bottled water} => {whole milk} 0.007150495
## 133 {other vegetables,soda} => {whole milk} 0.001136060
## 56 {beverages} => {whole milk} 0.001937984
## 59 {frozen meals} => {whole milk} 0.001937984
## 134 {other vegetables,rolls/buns} => {whole milk} 0.001202887
## 9 {pickled vegetables} => {whole milk} 0.001002406
## 74 {napkins} => {whole milk} 0.002405774
## 29 {white wine} => {whole milk} 0.001269714
## 112 {root vegetables} => {whole milk} 0.007551457
## 21 {herbs} => {whole milk} 0.001136060
## 99 {whipped/sour cream} => {whole milk} 0.004611067
## 40 {sliced cheese} => {whole milk} 0.001470195
## 70 {berries} => {whole milk} 0.002272120
## 65 {salty snack} => {whole milk} 0.001937984
## 73 {dessert} => {whole milk} 0.002405774
## confidence lift
## 120 0.1317365 2.1830624
## 119 0.1641791 1.9118880
## 118 0.2558140 1.6199746
## 18 0.1095890 1.6172489
## 22 0.1052632 1.5131200
## 25 0.1266667 1.4750506
## 11 0.1240310 1.4443580
## 31 0.1166667 1.3585992
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