View
213
Download
0
Category
Preview:
Citation preview
7/31/2019 3W Model and Algebra for Unified Data Mining
1/1221
7/31/2019 3W Model and Algebra for Unified Data Mining
2/12
7/31/2019 3W Model and Algebra for Unified Data Mining
3/12
Risk
high
low
Risk Risk
high low
Risk Risk
high
degree
yes no
city age
city country
age
50in[25,45]income income
high low high low
(a) (b)
=30
50in[25,45]income income
high low high lowdeg.
deg. deg.deg. deg.
Risk
high
&city
yes no
age
=30
Risk
high
Risk
high
& &city country
yes no
Risk
high
&city
(c)
age
(populate)
Relations
Intensional
Dimensions
Extensional
Dimensions
Relational
ExtendedRelationalAlgebra
Dimension
Algebra
Algebra
(lookup)
(mine
)
(regionize)
(refresh)
23
7/31/2019 3W Model and Algebra for Unified Data Mining
4/1224
7/31/2019 3W Model and Algebra for Unified Data Mining
5/1225
7/31/2019 3W Model and Algebra for Unified Data Mining
6/1226
7/31/2019 3W Model and Algebra for Unified Data Mining
7/1227
7/31/2019 3W Model and Algebra for Unified Data Mining
8/1228
7/31/2019 3W Model and Algebra for Unified Data Mining
9/1229
7/31/2019 3W Model and Algebra for Unified Data Mining
10/1230
7/31/2019 3W Model and Algebra for Unified Data Mining
11/1231
7/31/2019 3W Model and Algebra for Unified Data Mining
12/12
Recommended