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DATA MINING IS....
"A process used by companies to
turn raw data into useful
information.
Get an
idea...
In vitro fertilization
Given : Embryos described by 60
features
Problem : Selection of embryos that will
su...
How it works?
salary
: paid
:unpaid
Example
loan
loan
salary
: paid
:unpaidIf salary < p..then loan : unpaid
p
At a glance....
Methodology of Data Mining
SIMPLE
EXAMPLE
Outlook Temperature Humidity Play
Sunny Hot High No
Sunny Hot High No
Rainy Mild High Yes
Rainy Cool Normal Yes
Overcast C...
OUTLOOK
Rainy
Yes
Outlook
Sunny
Temperature
Mild Hot
HumidityYes
Normal
Yes No
High
CISION TREE FOR WEATHER DATA
DATAMINING IS
IMPORTANT ......
"We are overwhelmed by large amount
of data today.."
ata mining make it easier to handle it
Data mining presentation111.ppt
Data mining presentation111.ppt
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Data mining presentation111.ppt

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Datamining at a glance using very simple language.... an attempt by Memon.Roomaan

Published in: Education, Technology
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Transcript of "Data mining presentation111.ppt"

  1. 1. DATA MINING IS.... "A process used by companies to turn raw data into useful information.
  2. 2. 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
  3. 3. How it works?
  4. 4. salary : paid :unpaid Example loan
  5. 5. loan salary : paid :unpaidIf salary < p..then loan : unpaid p
  6. 6. At a glance.... Methodology of Data Mining
  7. 7. SIMPLE EXAMPLE
  8. 8. 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
  9. 9. OUTLOOK Rainy Yes Outlook Sunny Temperature Mild Hot HumidityYes Normal Yes No High CISION TREE FOR WEATHER DATA
  10. 10. DATAMINING IS IMPORTANT ...... "We are overwhelmed by large amount of data today.."
  11. 11. ata mining make it easier to handle it
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