gufran ahmad 1 data mining data mining – instant tutorial
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Gufran Ahmad3
Overview Overview Data Mining
– Digging valuable Data/Pattern as KNOWLEDGE from very large Mine of Data
– To Discover KNOWLEDGE in terms of useful Data from Database (KDD)
– A process of finding helpful model/pattern in the shape of KNOWLEDGE from a set of sequential sub-processes.
Association TechniqueAssociation Technique
To find hidden relations among data in large data mine
To search out for co-relation among data in large data mine
Gufran Ahmad5
Classification TechniqueClassification Technique
Putting an unknown data / object into one of the known categories/classes in accordance with its characteristics/attributes
Supervised learning (classes/categories/groups are known before the process begin)
You predict about the known data by placing it into a certain category
Gufran Ahmad7
Gufran Ahmad9
Clustering TechniqueClustering Technique
Unsupervised learningNo predefined/predetermined classesMore similarity among members of a
cluster than among members of other clusters