Itemset
An
itemset
is a
subset
of
records
in a
dataset
.
Context:
It can be a
frequent itemset
, defined by a
Threshold
on the
Itemset Support
.
It can be described by an
Itemset Pattern
.
It has an
Itemset Support
.
It has an
Itemset Confidence
.
Example(s):
a
transaction table itemset
.
a
data stream itemset
.
See:
Association Rule
.
References
2007
Howard Hamilton
. (2007). "
http://www2.cs.uregina.ca/~hamilton/courses/831/notes/itemsets/itemset.html
Computer Science 831: Knowledge Discovery in Databases, University of Regina.
Itemset: Set of items that occur together