Data Mining Classification: Basic Concepts and Techniques

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data Mining Classification: Basic Concepts and TechniquesLecture Notes for Chapter 3Introduction to data Mining , 2ndEditionbyTan, Steinbach, Karpatne, Kumar2/1/2021Introduction to data Mining , 2ndEdition1Classification: DefinitionlGiven a collection of records (training set ) Each record is by characterized by a tuple (x,y), where x is the attribute set and y is the class label x: attribute, predictor, independent variable, input y: class, response, dependent variable, outputlTask: Learn a model that maps each attribute set x into one of the predefined class labels y2/1/2021Introduction to data Mining , 2ndEdition212Examples of Classification TaskTa s kAttribute set, xClass label, yCategorizing email messagesFeatures extracted from email message header and contentspam or non-spamIdentifying tumor cellsFeatures

Data Mining Classification: Basic Concepts and Techniques Lecture Notes for Chapter 3 Introduction to Data Mining, 2nd Edition by Tan, Steinbach, Karpatne, Kumar 2/1/2021 Introduction to Data Mining, 2nd Edition 1 Classification: Definition l Given a collection of records (training set ) – Each record is by characterized by a tuple

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