# Mining Association Rules and Frequent Itemsets

## Documentation for package ‘arules’ version 1.0-6

- DESCRIPTION file.
- Overview of user guides and package vignettes; browse directory.

## Help Pages

A C D E G I L M N P Q R S T U W misc

## -- A --

addComplement | Add Complement-items to Transactions
addComplement-method | Add Complement-items to Transactions
Adult | Adult Data Set
AdultUCI | Adult Data Set
affinity | Computing Affinity Between Items
affinity-method | Computing Affinity Between Items
aggregate | Aggregate Items Into Item Groups
aggregate-method | Aggregate Items Into Item Groups
APappearance-class | Class "APappearance" - Specifying the 'appearance' Argument of apriori()
APcontrol-class | Classes "AScontrol", "APcontrol", "ECcontrol" - Specifying the 'control' Argument of apriori() and eclat()
APparameter-class | Classes "ASparameter", "APparameter", "ECparameter" - Specifying the 'parameter' Argument of apriori() and eclat()
apriori | Mining Associations with Apriori
ar_cross_dissimilarity-class | Classes "dist", "ar\_cross\_dissimilarity" and "ar\_similarity" - Proximity Matrices
ar_similarity-class | Classes "dist", "ar\_cross\_dissimilarity" and "ar\_similarity" - Proximity Matrices
AScontrol-class | Classes "AScontrol", "APcontrol", "ECcontrol" - Specifying the 'control' Argument of apriori() and eclat()
ASparameter-class | Classes "ASparameter", "APparameter", "ECparameter" - Specifying the 'parameter' Argument of apriori() and eclat()
associations-class | Class "associations" - A Set of Associations

## -- C --

c | Combining Objects
c-method | Combining Objects
coerce-method | Class "APappearance" - Specifying the 'appearance' Argument of apriori()
coerce-method | Classes "AScontrol", "APcontrol", "ECcontrol" - Specifying the 'control' Argument of apriori() and eclat()
coerce-method | Classes "ASparameter", "APparameter", "ECparameter" - Specifying the 'parameter' Argument of apriori() and eclat()
coerce-method | List Representation for Objects Based on "itemMatrix"
coerce-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
coerce-method | Class "itemsets" - A Set of Itemsets
coerce-method | Class "rules" - A Set of Rules
coerce-method | Class "tidLists" - Transaction ID Lists for Items/Itemsets
coerce-method | Class "transactions" - Binary Incidence Matrix for Transactions
coverage | Calculate coverage for rules
coverage-method | Calculate coverage for rules
crossTable | Cross-tabulate joint occurrences across pairs of items
crossTable-method | Cross-tabulate joint occurrences across pairs of items

## -- D --

decode | Item Coding - Handling Item Labels and Column IDs Conversions
decode-method | Item Coding - Handling Item Labels and Column IDs Conversions
dim-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
dim-method | Class "tidLists" - Transaction ID Lists for Items/Itemsets
dimnames-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
dimnames<--method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
dissimilarity | Dissimilarity Computation
dissimilarity-method | Dissimilarity Computation
dist-class | Classes "dist", "ar\_cross\_dissimilarity" and "ar\_similarity" - Proximity Matrices
duplicated | Find Duplicated Elements
duplicated-method | Find Duplicated Elements

## -- E --

ECcontrol-class | Classes "AScontrol", "APcontrol", "ECcontrol" - Specifying the 'control' Argument of apriori() and eclat()
eclat | Mining Associations with Eclat
ECparameter-class | Classes "ASparameter", "APparameter", "ECparameter" - Specifying the 'parameter' Argument of apriori() and eclat()
encode | Item Coding - Handling Item Labels and Column IDs Conversions
encode-method | Item Coding - Handling Item Labels and Column IDs Conversions
Epub | Epub Data Set

## -- G --

generatingItemsets | Class "rules" - A Set of Rules
generatingItemsets-method | Class "rules" - A Set of Rules
Groceries | Groceries Data Set

## -- I --

image | Visual Inspection of Binary Incidence Matrices
image-method | Visual Inspection of Binary Incidence Matrices
Income | Income Data Set
IncomeESL | Income Data Set
info | Class "associations" - A Set of Associations
info-method | Class "associations" - A Set of Associations
info<- | Class "associations" - A Set of Associations
info<--method | Class "associations" - A Set of Associations
initialize-method | Classes "AScontrol", "APcontrol", "ECcontrol" - Specifying the 'control' Argument of apriori() and eclat()
initialize-method | Classes "ASparameter", "APparameter", "ECparameter" - Specifying the 'parameter' Argument of apriori() and eclat()
inspect | Display Associations and Transactions in Readable Form
inspect-method | Display Associations and Transactions in Readable Form
interestMeasure | Calculating various additional interest measures
interestMeasure-method | Calculating various additional interest measures
intersect | Set Operations
intersect-method | Set Operations
intersect-methods | Set Operations
is.closed | Find Closed Itemsets
is.closed-method | Find Closed Itemsets
is.element | Set Operations
is.element-method | Set Operations
is.element-methods | Set Operations
is.maximal | Find Maximal Itemsets
is.maximal-method | Find Maximal Itemsets
is.subset | Find Super and Subsets
is.subset-method | Find Super and Subsets
is.superset | Find Super and Subsets
is.superset-method | Find Super and Subsets
itemFrequency | Getting Frequency/Support for Single Items
itemFrequency-method | Getting Frequency/Support for Single Items
itemFrequencyPlot | Creating a Item Frequencies/Support Bar Plot
itemFrequencyPlot-method | Creating a Item Frequencies/Support Bar Plot
itemInfo | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemInfo-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemInfo-method | Class "itemsets" - A Set of Itemsets
itemInfo-method | Class "rules" - A Set of Rules
itemInfo-method | Class "tidLists" - Transaction ID Lists for Items/Itemsets
itemInfo<- | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemInfo<--method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemLabels | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemLabels-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemLabels-method | Class "itemsets" - A Set of Itemsets
itemLabels-method | Class "rules" - A Set of Rules
itemLabels-method | Class "tidLists" - Transaction ID Lists for Items/Itemsets
itemLabels<- | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemLabels<--method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemMatrix-class | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
items | Class "itemsets" - A Set of Itemsets
items-method | Class "associations" - A Set of Associations
items-method | Class "itemsets" - A Set of Itemsets
items-method | Class "rules" - A Set of Rules
items<- | Class "itemsets" - A Set of Itemsets
items<--method | Class "itemsets" - A Set of Itemsets
itemsetInfo | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemsetInfo-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemsetInfo<- | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemsetInfo<--method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
itemsets-class | Class "itemsets" - A Set of Itemsets

## -- L --

labels | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
labels-method | Class "associations" - A Set of Associations
labels-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
labels-method | Class "itemsets" - A Set of Itemsets
labels-method | Class "rules" - A Set of Rules
labels-method | Class "tidLists" - Transaction ID Lists for Items/Itemsets
labels-method | Class "transactions" - Binary Incidence Matrix for Transactions
length | Getting the Number of Elements
length-method | Class "associations" - A Set of Associations
length-method | Getting the Number of Elements
lhs | Class "rules" - A Set of Rules
lhs-method | Class "rules" - A Set of Rules
lhs<- | Class "rules" - A Set of Rules
lhs<--method | Class "rules" - A Set of Rules
LIST | List Representation for Objects Based on "itemMatrix"
LIST-method | List Representation for Objects Based on "itemMatrix"

## -- M --

match | Value Matching
match-method | Value Matching
merge | Merging (adding) items
merge-method | Merging (adding) items

## -- N --

nitems | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
nitems-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items

## -- P --

predict | Model Predictions
predict-method | Model Predictions
print-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items

## -- Q --

quality | Class "associations" - A Set of Associations
quality-method | Class "associations" - A Set of Associations
quality<- | Class "associations" - A Set of Associations
quality<--method | Class "associations" - A Set of Associations

## -- R --

random.patterns | Simulate a Random Transaction Data Set
random.transactions | Simulate a Random Transaction Data Set
read.transactions | Read Transaction Data
recode | Item Coding - Handling Item Labels and Column IDs Conversions
recode-method | Item Coding - Handling Item Labels and Column IDs Conversions
rhs | Class "rules" - A Set of Rules
rhs-method | Class "rules" - A Set of Rules
rhs<- | Class "rules" - A Set of Rules
rhs<--method | Class "rules" - A Set of Rules
ruleInduction | Rule Induction for a Set of Itemsets
ruleInduction-method | Rule Induction for a Set of Itemsets
rules-class | Class "rules" - A Set of Rules

## -- S --

sample | Random Samples and Permutations
sample-method | Random Samples and Permutations
setdiff | Set Operations
setdiff-method | Set Operations
setdiff-methods | Set Operations
setequal | Set Operations
setequal-method | Set Operations
setequal-methods | Set Operations
sets | Set Operations
show-method | Classes "AScontrol", "APcontrol", "ECcontrol" - Specifying the 'control' Argument of apriori() and eclat()
show-method | Classes "ASparameter", "APparameter", "ECparameter" - Specifying the 'parameter' Argument of apriori() and eclat()
show-method | Class "associations" - A Set of Associations
show-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
show-method | Class "itemsets" - A Set of Itemsets
show-method | Class "rules" - A Set of Rules
show-method | Class "tidLists" - Transaction ID Lists for Items/Itemsets
show-method | Class "transactions" - Binary Incidence Matrix for Transactions
size | Getting the Size of Each Element
size-method | Getting the Size of Each Element
SORT | Sorting Associations
sort | Sorting Associations
SORT-method | Sorting Associations
sort-method | Sorting Associations
subset | Subsetting Itemsets, Rules and Transactions
subset-method | Subsetting Itemsets, Rules and Transactions
summary-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
summary-method | Class "itemsets" - A Set of Itemsets
summary-method | Class "rules" - A Set of Rules
summary-method | Class "tidLists" - Transaction ID Lists for Items/Itemsets
summary-method | Class "transactions" - Binary Incidence Matrix for Transactions
summary.associations-class | Class "associations" - A Set of Associations
summary.itemMatrix-class | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
summary.itemsets-class | Class "itemsets" - A Set of Itemsets
summary.rules-class | Class "rules" - A Set of Rules
summary.tidLists-class | Class "tidLists" - Transaction ID Lists for Items/Itemsets
summary.transactions-class | Class "transactions" - Binary Incidence Matrix for Transactions
support | Support Counting for Itemsets
support-method | Support Counting for Itemsets

## -- T --

t-method | Class "associations" - A Set of Associations
t-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
t-method | Class "tidLists" - Transaction ID Lists for Items/Itemsets
t-method | Class "transactions" - Binary Incidence Matrix for Transactions
tidLists | Class "itemsets" - A Set of Itemsets
tidLists-class | Class "tidLists" - Transaction ID Lists for Items/Itemsets
tidLists-method | Class "itemsets" - A Set of Itemsets
tidLists_or_NULL-class | Class "tidLists" - Transaction ID Lists for Items/Itemsets
transactionInfo | Class "transactions" - Binary Incidence Matrix for Transactions
transactionInfo-method | Class "tidLists" - Transaction ID Lists for Items/Itemsets
transactionInfo-method | Class "transactions" - Binary Incidence Matrix for Transactions
transactionInfo<- | Class "transactions" - Binary Incidence Matrix for Transactions
transactionInfo<--method | Class "transactions" - Binary Incidence Matrix for Transactions
transactions-class | Class "transactions" - Binary Incidence Matrix for Transactions

## -- U --

union | Set Operations
union-method | Set Operations
union-methods | Set Operations
unique | Remove Duplicated Elements from a Collection
unique-method | Remove Duplicated Elements from a Collection

## -- W --

WRITE | Writes transactions or associations to disk
write | Writes transactions or associations to disk
WRITE-method | Writes transactions or associations to disk
write.csv | Writes transactions or associations to disk
write.table | Writes transactions or associations to disk

## -- misc --

%ain% | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
%ain%-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
%in% | Value Matching
%in%-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
%pin% | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
%pin%-method | Class "itemMatrix" - Sparse Binary Incidence Matrix to Represent Sets of Items
[-method | Methods for "[": Extraction or Subsetting in Package 'arules'
[-methods | Methods for "[": Extraction or Subsetting in Package 'arules'
[<--method | Methods for "[": Extraction or Subsetting in Package 'arules'