2. DATA MINING IS....
"A process used by companies to
turn raw data into useful
information.
3. Get an
idea...
In vitro fertilization
Given : Embryos described by 60
features
Problem : Selection of embryos that will
survive
Data : Historical records of embryos and
outcome
Cow culling
9. Outlook Temperature Humidity Play
Sunny Hot High No
Sunny Hot High No
Rainy Mild High Yes
Rainy Cool Normal Yes
Overcast Cool Normal Yes
Sunny Mild High No
Rainy Mild Normal Yes
Sunny Mild Normal Yes
Overcast Hot Normal Yes
Rainy Mild High No
WEATHER DATA1.1
We can generalise the data asWe can generalise the data as
followsfollowsIf outlook = sunny and humidity = high then play = no
If outlook = overcast
If humidity = normal
then play = yes
then play = yes
then play = yesIf none of the above